Small-molecule Inhibitors of Peptidases

Main names are emphasised. All names are links to the respective Summary pages.

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(
(+)-2-[4-[(-1-acetimidoyl-4-piperidinyl)oxy]- 3-(7-amidino-2-naphthyl)propionic acid	DX-9065a
(2-benzyl-3-mercaptopropanoyl)-L-alanylglycinamide	(2-benzyl-3-mercaptopropanoyl)-L-alanylglycinamide
(2S)-5-amino-2-[(1-n-propyl-1H-imidazol-4-yl)methyl]pentanoic acid	UK-396082
(3R)-amino-(2S)-hydroxyheptanoyl-l-Ala-l-Leu-l-Val-l-Phe-OMe	small-molecule inhibitors of metallopeptidases
(3S,4S)-3-amino-4-mercapto-6-phenyl-hexane-1-sulfonic acid	(3S,4S)-3-amino-4-mercapto-6-phenyl-hexane-1-sulfonic acid
(4R)-3-[(2S)-3-mercapto-2-methylpropanoyl]-4-thiazolidinecarboxylic acid	YS-980
(4S)-4-[4-cyano-2-(methylsulfonyl)phenyl]-3,6-dimethyl-2-oxo-1-[3-(trifluorometh yl)phenyl]-1,2,3,4-tetrahydropyrimidine-5-carbonitrile	BAY 85-8501
(5-(1R)-4-cyclohexyl-1-[2-(hydroxyamino)-2-oxoethyl]butyl-1,2,4-oxadiazole-3-carboxamide)	UK-383,367
(acyloxy)methyl ketone	acyloxymethane derivatives
(N-[2(S)-(mercapto-methyl)-3-(2-methylphenyl)-4-oxopropyl]-L-methionine	SCH 42354
(R)-4-cyclopropyl-7,8-difluoro-5-(4-(trifluoromethyl)phenylsulfonyl)-4,5-dihydro-1H-pyrazolo[4,3-c]quinoline	ELND006
(R)-4-cyclopropyl-8-fluoro-5-(6-(trifluoromethyl)pyridin-3-ylsulfonyl)-4,5-dihydro-2H-pyrazolo[4,3-c]quinoline	ELND007
(S)-1-((S)-1-(4-phenylbutanoyl)-pyrrolidine-2-carbonyl)pyrrolidine-2-carbonitrile	KYP-2047
(S)-2-((S)-2-(3,5-difluorophenyl)-2-hydroxyacetamido)-N-((S,Z)-3-methyl-4- oxo-4,5-dihydro-3H-benzo[d][1,2]diazepin-5-yl)propanamide	BMS-433796
(S)-2-amino-3-(4-hydroxy-3-nitrophenyl)-N-((S,E)-5-phenyl-1-(phenylsulfonyl)pent-1-en-3-yl)propanamide	SAK-1
(S)-3-(benzyloxycarbonyl-(S)-leucyl-(S)-leucylamino)-5-methyl-2-oxo-N-(2,4-dimethylphenyl)hexanamide	BSc4999
(S)-3-amino-4-mercaptobutyl sulfonic acid	firibastat
(S)-Alanylpyrrolidine-boronic acid (Ala-boroPro)	boron-containing inhibitors of serine peptidases
(S,S)-2-[2-(3,5-difluorophenyl)acetylamino]-N-(1-methyl-2-oxo-5-phenyl-2,3-dihydro-1Hbenzo[e][1,4]diazepin-3-yl)-propionamide	compound E
-
-methyl-1-(S)-(5-[(3-oxo-3,4-dihydro-2H-benzo[1,4]oxazin-6-ylmethyl)-carbamoyl]-pyrazolo[1,5-a]pyrimidine-7-carbonyl-amino)-indan-5-carboxylic acid	small-molecule inhibitors of metallopeptidases
1
1,2-epoxy-3-(p-nitrophenoxy) propane	EPNP
1,3-diazetidine-2,4-dione	azetidin-2-one derivative inhibitors of serine peptidases
1,5-dansyl-L-glutamyl-L-glycyl-L-arginine chloromethylketone	halomethane inhibitors of serine peptidases
1-[3-(acetylsulfanyl)-2-methylpropanoyl]prolylphenylalanine	alacepril
1-chloro-3-amino-4-phenyl-butanone-2	1-chloro-3-amino-4-phenyl-butanone-2
1-naphthalenesulfonyl-IW-CHO (NaphthaCHO)	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
1-naphthalenesulfonyl-lle-Trp-CHO	NapSul-Ile-Trp-CHO
141W94	amprenavir
15-oxospiramilactone	polyphenol inhibitors of cysteine peptidases
15apt	S01.217-binding aptamer
15fTBA	S01.217-binding aptamer
15TGT	S01.217-binding aptamer
16R	ML188
1802148-05-5	Brensocatib
1G244	1G244
2
2(S)-benzyl-3-[hydroxy(1"(R)-aminoethyl)phosphinyl]propanoyl-l-tyrosine	7B
2,2'-dipyridyldisulfide	2,2'-dipyridyldisulfide
2,4-dichlorocinnamic acid hydroxamate	2,4-dichlorocinnamic acid hydroxamate
2,4-dichlorocinnamyl hydroxamate	2,4-dichlorocinnamyl hydroxamate
2,6-dimethyl-benzoic acid 3-benzyloxycarbonylamino-4-carbamoyl-2-oxo-butyl ester	MV026630
2-(3-mercaptopropyl)pentanedioic acid	2-(3-mercaptopropyl)pentanedioic acid
2-(4-phenoxyphenylsulfonylmethyl)thiirane	SB-3CT
2-[(2-[(1Z)-3-(Diethylamino)-1-propenyl]-4-fluorophenyl-sulfonyl)amino]-5,6,7,8-tetrahydro-1-naphthalenecarboxylic acid	A832234
2-[3-methyl[1-(2-naphthoyl)piperidin-4-yl]aminocarbonyl)-2-naphthyl]-1- (1-naphthyl)-2-oxoethylphosphonic acid	RWJ-355871
2-amino-4-methylsulfonyl butane thiol	PC18
2-amino-pentan-1,5-dithiol (EC27)	EC27
2-aminobenzylstatine derivative	pseudopeptide threonine peptidase inhibitor
2-benzyl-3,4-epithiobutanoic acid	2-benzyl-3,4-epithiobutanoic acid
2-benzyl-3,4-iminobutanoic acid	2-benzyl-3,4-iminobutanoic acid
2-benzyl-3-iodopropanoic acid	2-benzyl-3-iodopropanoic acid
2-benzyl-3-mercaptopropanoic acid	SQ 14,603
2-benzyl-4-oxo-5,5,5-trifluoropentanoic acid	haloketone inhibitor of metallopeptidase
2-mercaptoacetyl-L-leucyl-L-phenylalanine	2-mercaptoacetyl-L-leucyl-L-phenylalanine
2-mercaptoacetyl-L-phenylalanyl-L-leucine	2-mercaptoacetyl-L-phenylalanyl-L-leucine
2-mercaptoacyl-dipeptides	2-mercaptoacyl-dipeptides
2-mercaptomethyl-3-guanidinoethylthiopropanoic acid	2-mercaptomethyl-3-guanidinoethylthiopropanoic acid
2-mercaptomethyl-5-guanidinopentanoic acid	SQ 24,798
2-MPPA	2-(3-mercaptopropyl)pentanedioic acid
2-naphthoyl-Lys-Lys-ArgH	Naph-KKR-H
2-phenylethaneboronic acid	2-phenylethaneboronic acid
2-PMPA	PMPA
24F	hydroxamate-containing inhibitors of metallopeptidases
27apt	S01.217-binding aptamer
2cPE (proinhibitor)	compound 2c
2F12	small-molecule inhibitors of cysteine peptidases
3
3,5-bis[(4-methylphenyl)methylene]-4-piperidinone	NSC 632839
3-(4-5-[(2R,6S)-2,6-dimethyltetrahydro-1(2H)-pyridinyl]pentyl-3-oxo-3,4-di hydro-2-quinoxalinyl)-4-hydroxybenzenecarboximidamide	PD-198961
3-(4-[2-(E)-styrylphenoxy]butanoyl-l-4-hydroxyprolyl)-thiazolidine	SUAM-14746
3-2-Mercaptoethyl)biphenyl-2,3-dicarboxylic acid	E2072
3-[(2S,4S)-4-[4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl]pyrrolidin-2-ylcarbonyl]thiazolidine	teneligliptin
3-acetyl-2-aminoquinolin-4-one	3-acetyl-2-aminoquinolin-4-one
3-amidinophenylalanine derivatives (S01.302 inhibitors)	3-amidinophenylalanine derivatives (S01.302 inhibitors)
3-amino-2-hydroxy-4-phenylbutanoylvalylisoleucine	3-amino-2-hydroxy-4-phenylbutanoylvalylisoleucine
3-but-2-ynyl-5-methyl-2-piperazin-1-yl-3,5-dihydro-4H-imidazo[4,5-d]pyridazin-4-one tosylate	E3024
3-mercaptopropanoyl-L-proline	mercaptoacyl amino acids
3-oxo-beta-sultam	beta-sultams
3-TAPAP	3-TAPAP
3-thienylalanine-ornithyl-proline	3-thienylalanine-ornithyl-proline
351A	MK351A
4
4"-acetaminophenyl 4-guanidinobenzoate hydrochloride	AGB
4,4"-phosphinicobis(butane-1,3-dicarboxylic acid)	phosphorus-containing inhibitors of metallopeptidases
4-(2-aminoethyl)benzenesulfonylfluoride	AEBSF
4-(4-benzylphenyl)thiazol-2-amine	ARM1
4-(dimethylamino)-N-[7-(hydroxyamino)-7-oxoheptyl]benzamide	suberone derivative
4-(guanidinomethyl)phenylacetyl-Arg-Val-Arg-4-amidinobenzylamide	inhibitor 24
4-[1-[[bis-(4-methyl-phenyl)-methy]-carbamoyl]-3-(2-ethoxy-benzyl)-4-oxo-azetidine-2-yloxy]-benzoic acid	BCEAB
4-amino-5-mercaptopentanoic acid (Glu-thiol);	Glu-thiol
4-aminophenylboronic acid	boron-containing inhibitors of serine peptidases
4-APBA	boron-containing inhibitors of serine peptidases
4-chloro-3-ethoxy-7-guanidinoisocoumarin	4-chloro-3-ethoxy-7-guanidinoisocoumarin
4-fluoro-1-(4-fluoro-(4-fluorophenyl)phenylalanyl)-2-pyrrolidinecarbonitrile	denagliptin
4-guanidinomethyl-phenylacetyl-Arg-Tle-Arg-4-amidinobenzylamide	MI-1148
4-hydroxy-2-nonenal (HNE)	4-hydroxy-2-nonenal (HNE)
4862F	4862F
5
5,7,4-trihydroxyflavone	apigenin
5-(4-phenoxyphenyl)-5-[4-(2-pyrimidinyl)-1-piperazinyl]barbituric acid	5-(4-phenoxyphenyl)-5-[4-(2-pyrimidinyl)-1-piperazinyl]barbituric acid
5-benzamido-2-benzyl-4-oxopentanoic acid	5-benzamido-2-benzyl-4-oxopentanoic acid
5-caffeoylquinic acid	5-caffeoylquinic acid
5-nitro-8-hydroxyquinoline	nitroxoline
5-oxo-1,2,4-oxadiazole-related compounds	5-oxo-1,2,4-oxadiazole-related compounds
5-oxoprolinal	5-oxoprolinal
5-S-5-benzamido-4-oxo-6-phenylhexanoyl-L-proline	5-S-5-benzamido-4-oxo-6-phenylhexanoyl-L-proline
5S,6S penem	5S,6S penem
6
6,7-dihydroxy-2H-chromen-2-one	esculetin
6-diazo-5-oxo-D-norleucine	6-diazo-5-oxo-D-norleucine
6-diazo-5-oxo-L-norleucylglycine	6-diazo-5-oxo-L-norleucylglycine
7
7-amino-3-(2-bromoethoxy)-4-chloroisocoumarin	7-amino-3-(2-bromoethoxy)-4-chloroisocoumarin
7-amino-4-chloro-3-methoxy isocoumarin	JLK-6
7-but-2-ynyl-9-(6-methoxy-pyridin-3-yl)-6-piperazin-1-yl-7,9-dihydro-purin-8-one	ER-319711
7-hydroxyflavone	polyphenol inhibitors of cysteine peptidases
7B	7B
9
9-ethyloxyimino-9H-indeno[1,2-b]pyrazine-2,3-dicarbonitrile	9-ethyloxyimino-9H-indeno[1,2-b]pyrazine-2,3-dicarbonitrile
<
	Bj-PRO-5a
[
[(S)-4-(2,4-difluoro-5-pyrimidin-5-yl-phenyl)-4-methyl-5,6-dihydro-4H-[1,3]thiazin-2-ylamine]	LY2811376
[2-[3-[[(1-benzoyl-4-piperidinyl)methylamino]carbonyl]-2-naphthalenyl]-1-(1-naphthalenyl)-2-oxoethyl]-phosphonic acid	cathepsin G inhibitor I
[3-methyl-1-[[[1-[oxo[(2-pyridinylmethyl)amino]acetyl]butyl]amino]carbonyl]butyl]-carbamic acid, phenylmethyl ester	calpain inhibitor XII
[N-(S)-(1-carboxy-3-phenylpropyl)- (S)-leucyl-(S)-tryptophan]	CLT
A
A-183	peptide inhibitors of serine peptidases
A-357300	A-357300
A-705239	A-705239
A-705253	A-705253
A-74704	A-74704
A-77003	A-77003
A-790742	A-790742
A-792611	A-792611
A-80987	A-80987
A-84538	A-84538
A70450	A70450
A832234	A832234
A90720A	A90720A
AAE581	AAE581
AAPACK	Ac-Ala-Ala-Pro-AlaCH2Cl
AAPFcmk	Suc-Ala-Ala-Pro-Phe-CH(2)Cl
aaptamine	small-molecule inhibitors of threonine peptidases
aaptamine	aaptamine
AAZ3971	small-molecule inhibitors of aspartic peptidases
AB192	AB192
ABBA	ABBA
ABS 130	2,4-dichlorocinnamic acid hydroxamate
ABS 252	thiol inhibitors of metallopeptidases
ABT-279	ABT-279
ABT-341	ABT-341
ABT-378	lopinavir
ABT-450	ABT-450
ABT-493	glecaprevir
ABT-518	ABT-518
ABT-538	ritonavir
Ac-Ala-Ala-Pro-Ala-CMK	Ac-Ala-Ala-Pro-AlaCH2Cl
Ac-Ala-Ala-Pro-AlaCH2Cl	Ac-Ala-Ala-Pro-AlaCH2Cl
Ac-Ala-Ala-Pro-CHN2	diazo inhibitors of serine peptidases
Ac-Ala-Ala-Pro-Val-CMK	Ac-Ala-Ala-Pro-Val-CMK
Ac-Ala-Lys-boroArg	boron-containing inhibitors of serine peptidases
Ac-Arg-Glu-Lys-Arg peptidyl boronic acid	boron-containing inhibitors of serine peptidases
Ac-Arg-Glu-Lys-boroArg pinanediol	boron-containing inhibitors of serine peptidases
Ac-Asp-Glu-Val-Asp-glyoxal	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
Ac-Asp-Glu-Val-Asp-H	Ac-Asp-Glu-Val-Asp-H
Ac-Asp-Met-Gln-Asp-H	aldehyde or ketone C14.GNW inhibitors
Ac-Asp-PheY(PO2-CH2)(L)Ala-Ala-NH2	RXP401
Ac-Asp-Val-Ala-Asp-CH(2)F	Ac-Asp-Val-Ala-Asp-CH(2)F
Ac-ATS010-KE	small-molecule inhibitors of cysteine peptidases
Ac-DEVD-CHO	Ac-Asp-Glu-Val-Asp-H
Ac-DEVD-glyoxal	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
Ac-DLeu-LLLRVK-Amba	C23
Ac-DMQD-CHO	aldehyde or ketone C14.GNW inhibitors
Ac-DMQD-CHO	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
Ac-DNLD-CHO	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
Ac-DPMSSTYIEELGKREVTIPPKYRELLA-NH2	calpastatin peptide
Ac-DVAD-fmk	Ac-Asp-Val-Ala-Asp-CH(2)F
Ac-Ile-Glu-Thr-Asp-H	Ac-Ile-Glu-Thr-Asp-H
ac-KR-H	aldehyde- or ketone-related inhibitors of serine peptidases
Ac-LAAQ(mm)-FMK	Ac-Leu-Ala-Ala-Gln(Me2)-FMK
Ac-LEHD-CHO	aldehyde or ketone C14.GNW inhibitors
Ac-Leu-Ala-Ala-Gln(Me2)-FMK	Ac-Leu-Ala-Ala-Gln(Me2)-FMK
Ac-Leu-Ala-Ala-Gln(Me2)-pMK	Ac-Leu-Ala-Ala-Gln(Me2)-pMK
Ac-Leu-Asp-Glu-Ser-Asp-H	aldehyde or ketone C14.GNW inhibitors
Ac-Leu-Leu-Arg-H	leupeptin
Ac-Leu-Leu-Met-H	ALLM
Ac-Leu-Leu-Nle-H	ALLN
Ac-Leu-Phe-Phe-Glu-FMK	Ac-Leu-Phe-Phe-Glu-FMK
Ac-LVK-CHO	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
Ac-NA-Val-Sta-Glu-NA-NH2	LP-149
Ac-PRLNvs	Ac-Pro-Arg-Leu-AsnVS
Ac-Pro-Arg-Leu-AsnVS	Ac-Pro-Arg-Leu-AsnVS
Ac-Pro-Thr-Ser-Tyr-CH(2)Cl	halomethane inhibitors of serine peptidases
Ac-Ser-Leu-Asn-Phe-PSI(CH(OH)-CH2)-Pro-Ile-Val-OME	JG-365
Ac-tLeu-Asp-H	small-molecule inhibitors of cysteine peptidases
Ac-Trp-Glu-His-Asp-H	Ac-Trp-Glu-His-Asp-H
Ac-Tyr-Val-Ala-Asp-chloromethylketone	Ac-YVAD-CMK
Ac-Tyr-Val-Ala-Asp-H	Ac-Tyr-Val-Ala-Asp-H
Ac-Val-Glu-Ile-Asp-H	aldehyde or ketone C14.GNW inhibitors
Ac-VEID-CHO	aldehyde or ketone C14.GNW inhibitors
Ac-WEHD-CHO	Ac-Trp-Glu-His-Asp-H
Ac-YVAD-CHO	Ac-Tyr-Val-Ala-Asp-H
Ac-YVAD-CMK	Ac-YVAD-CMK
AC1NX476	small-molecule inhibitors of aspartic peptidases
acacetin	polyphenol inhibitors of cysteine peptidases
acetorphan (prodrug)	thiorphan
N-acetyl-L-leucyl-L-leucyl-D,L-argininaldehyde	leupeptin
acetylaminoacetaldehyde	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
ACH-1625	small-molecule serine peptidase inhibitors
ACH-2684	ACH-2684
acivicin	acivicin
aclacinomycin A	aclacinomycin A
ACT-077825	MK-8141
ACT-178882	MK-1597
actinonin	actinonin
active metabolite M8	nelfinavir
acyl sulfonamide S29.001 inhibitors	acyl sulfonamide S29.001 inhibitors
acylating inhibitors of cysteine peptidases	acylating inhibitors of cysteine peptidases
acylating inhibitors of serine peptidases	acylating inhibitors of serine peptidases
acyloxymethane derivatives	acyloxymethane derivatives
acyloxymethylketone C25.001 inhibitor	acyloxymethylketone C25.001 inhibitor
Ada-Ahx3-L3VS	Ada-Ahx3-L3VS
AdaAhx(3)L(3)VS	Ada-Ahx3-L3VS
adapentpronitrile	aldehyde- or ketone-related inhibitors of serine peptidases
AE-3763	AE-3763
AEBSF	AEBSF
aeruginosin	aeruginosin
AG-1343	nelfinavir
AG-1776	AG-1776
AG1776	KNI-764
AG3340	Prinomastat
AG7088	rupintrivir
AG7404	AG7404
agaricoglyceride A	unclassified small-molecule inhibitors of peptidases
AGB	AGB
ageladine A	ageladine A
Agenerase	amprenavir
AGM-1470	fumagillin
AGM-1470	TNP-470
ahpatinin	pseudo-peptide bond inhibitors of aspartic peptidases
AHU377 (prodrug of M13.001 inhibitor LBQ657)	LBQ657
AJN-230	AJN-230
AK275	AK275
AK295	AK295
AL-11 (M01.011 ligand)	peptide inhibitors of metallopeptidase
Ala-Ala-Phe-CH(2)Cl	Ala-Ala-Phe-CH(2)Cl
Ala-Gly-Lys-Lys-Asp-Asp-Asp-Asp-Pro-Pro-Glu	*bifunctional aspartic peptidase inhibitor (Bacillus* sp.)**
Ala-Met-Asn	peptide inhibitors of metallopeptidase
alacepril	alacepril
alatrioprilat	small-molecule inhibitors of metallopeptidases
aldehyde inhibitors of calpains	aldehyde inhibitors of calpains
aldehyde or ketone C14.GNW inhibitors	aldehyde or ketone C14.GNW inhibitors
aldehyde or ketone inhibitors of metallopeptidases	aldehyde or ketone inhibitors of metallopeptidases
aldehyde, glyoxal or ketone inhibitors of aspartic peptidases	aldehyde, glyoxal or ketone inhibitors of aspartic peptidases
aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
aldehyde- or ketone-related inhibitors of serine peptidases	aldehyde- or ketone-related inhibitors of serine peptidases
aldehyde-like S09.003 inhibitors	aldehyde-like S09.003 inhibitors
aliskiren	aliskiren
alkalo-thermophilic Bacillus inhibitor	*bifunctional aspartic peptidase inhibitor (Bacillus* sp.)**
allicin	allicin
ALLM	ALLM
ALLN	ALLN
allophenylnorstatine-containing inhibitors	pseudo-peptide bond inhibitors of aspartic peptidases
allyl (5S,6S)-6-[(R)-acetoxyethyl]-penem-3-carboxylate	5S,6S penem
allyl sulfone	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
alogliptin	alogliptin
aloxistatin	E64d
alpha,beta-unsaturated benzo[1,4]diazepin-2-one methyl ester	alpha,beta-unsaturated benzo[1,4]diazepin-2-one methyl ester
alpha-ketoamide	proteasome inhibitor aldehydes
alpha-ketoamide calpain inhibitors	alpha-ketoamide calpain inhibitors
alpha-ketoamide inhibitors of C01.036	alpha-ketoamide inhibitors of C01.036
alpha-ketoamide inhibitors of cysteine peptidases	alpha-ketoamide inhibitors of cysteine peptidases
alpha-ketoamide inhibitors of serine peptidases	alpha-ketoamide inhibitors of serine peptidases
alpha-lipoic acid	thiol inhibitors of metallopeptidases
alpha-MAPI	MAPI microbial alkaline proteinase inhibitor
alpha-mercapto-beta-amino acyl dipeptides	alpha-mercapto-beta-amino acyl dipeptides
ALS 1-0635	ALS 1-0635
Alvelestat	Alvelestat
AM-409	small-molecule inhibitors of metallopeptidases
AM114 boronic-chalcone proteasome inhibitor	AM114 boronic-chalcone proteasome inhibitor
AM146	small-molecule inhibitors of cysteine peptidases
AM4299	AM4299
AMAC	AMAC
amastatin	amastatin
AMCHA	tranexamic acid
AMG-126737	AMG-126737
AMG-8718	small-molecule inhibitors of aspartic peptidases
amino acid sulfonate	sulfur-containing inhibitors of serine peptidases
aminoacetonitrile C01.036 inhibitors	aminoacetonitrile C01.036 inhibitors
aminoglycoside	aminoglycoside
trans-4-(aminomethyl)cyclohexane carboxylic acid	tranexamic acid
amprenavir	amprenavir
AMS-36	AMS-36
An-1	small-molecule inhibitors of metallopeptidases
anabaenopeptin	cyclic peptide inhibitors of serine peptidases
anabaenopeptin 679	anabaenopeptin G
anabaenopeptin 908	anabaenopeptin G
anabaenopeptin B	anabaenopeptin G
anabaenopeptin C	anabaenopeptin G
anabaenopeptin F	anabaenopeptin G
anabaenopeptin G	anabaenopeptin G
anabaenopeptin H	anabaenopeptin G
anabaenopeptin I	anabaenopeptin G
anabaenopeptin J	anabaenopeptin G
anacardic acid	small-molecule inhibitors of metallopeptidases
anagliptin	anagliptin
ancovenin	ancovenin
angiotensin II	angiotensin II
angiotensin IV	angiotensin IV
angiotensin-receptor-neprilysin inhibitor	LBQ657
anilide inhibitor	anilide inhibitor
antibiotic TA	myxovirescin
antipain	antipain
AOMK	acyloxymethane derivatives
APC 2059	APC 2059
APC-366	APC-366
APC2848	APC2848
APC3316	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
APC3328	APC3328
APG12	small-molecule inhibitors of aspartic peptidases
APG19	small-molecule inhibitors of aspartic peptidases
API (Bacillus licheniformis)	*aspartic protease inhibitor (Bacillus licheniformis)*
apigenin	apigenin
apixaban	apixaban
APMSF	APMSF
apratastat	apratastat
apstatin	apstatin
Aptivus	tipranavir
AQ-E5	small-molecule serine peptidase inhibitors
ARDP0006	ARDP0006
Arg-Arg-Gly-Cys	peptide inhibitors of metallopeptidase
Arg-Lys-Asp-Val-Tyr	thymopentin
Arg-Pro-Pro	Arg-Pro-Pro
argatroban	argatroban
arginine- or lysine-based inhibitor of aspartic peptidase	arginine- or lysine-based inhibitor of aspartic peptidase
arginine- or lysine-based inhibitor of metallopeptidase	arginine- or lysine-based inhibitor of metallopeptidase
arginine- or lysine-based inhibitors of cysteine peptidases	arginine- or lysine-based inhibitors of cysteine peptidases
arginine- or lysine-based inhibitors of serine peptidases	arginine- or lysine-based inhibitors of serine peptidases
argyrin A	argyrin A
argyrin F	peptide inhibitors of threonine peptidases
ARH067637	ARH067637
ARI-3099	ARI-3099
ARI-3531	ARI-3531
ARI-4175	small-molecule serine peptidase inhibitors
Aristra	fondaparinux
Arixtra	fondaparinux
ARM1	ARM1
ARNI	LBQ657
ARP-100	small-molecule inhibitors of metallopeptidases
ARP101	ARP101
arphamenine A	arphamenine A
arphamenine B	arphamenine B
artemisinin	small-molecule inhibitors of aspartic peptidases
arylomycin	arylomycin
arylomycin A2	arylomycin A2
arylomycin C16	arylomycin
arylomycin M131	arylomycin
arylsulfone inhibitors of metallopeptidases	arylsulfone inhibitors of metallopeptidases
AS-101 compound	AS-101 compound
AS111793	AS111793
AS2761325	small-molecule inhibitors of cysteine peptidases
AS2863995	small-molecule inhibitors of cysteine peptidases
ASB17061	small-molecule serine peptidase inhibitors
ASC09	TMC310911
Asp-Leu-Tyr-Asp-Gly-Trp-Lys-His-Glu-Ala-Glu-Cys-Ile	*aspartic protease inhibitor (Bacillus licheniformis)*
Asp-Psi[PO(2)CH(2)]-LeuOH	phosphorus-containing inhibitors of metallopeptidases
ASP4000	ASP4000
ASP8497	ASP8497
*aspartic protease inhibitor (Bacillus licheniformis)*	*aspartic protease inhibitor (Bacillus licheniformis)*
assemblin dimerization inhibitor	assemblin dimerization inhibitor
asteropterin	asteropterin
astilbin (C60.006 inhbitor)	polyphenol inhibitors of cysteine peptidases
asunaprevir	asunaprevir
AT-125	acivicin
atazanavir	atazanavir
ATBI	*bifunctional aspartic peptidase inhibitor (Bacillus* sp.)**
auranofin	metal-containing inhibitor of cysteine peptidase (general)
aurintricarboxylic acid	aurintricarboxylic acid
Av-LCTX-An1a	Av-LCTX-An1a
avagacestat	BMS-708163
AVE-7688	ilepatril
avoralstat	avoralstat
AX8819	AX8819
AZ-4217	small-molecule inhibitors of aspartic peptidases
AZ11557272	AZ11557272
AZ12606133	AZ12606133
azapeptide epoxides	azapeptide epoxides
azapeptide halomethylketone	peptidyl halomethane inhibitors of cysteine peptidases
azapeptide inhibitors of cysteine peptidases	azapeptide inhibitors of cysteine peptidases
azapeptide inhibitors of hepacivirin	azapeptide inhibitors of hepacivirin
azapeptide inhibitors of metallopeptidases	azapeptide inhibitors of metallopeptidases
azapeptide inhibitors of serine peptidases	azapeptide inhibitors of serine peptidases
azapro-3	azapro-3
AZD 0837	ARH067637
AZD-9668	Alvelestat
AZD1236	AZD1236
AZD1446	AZD1446
AZD3293	lanabecestat
AZD3839	AZD3839
AZD4996	small-molecule inhibitors of cysteine peptidases
AZD5248	AZD5248
AZD6564	arginine- or lysine-based inhibitors of serine peptidases
AZD7986	Brensocatib
AZD7986	small-molecule inhibitors of cysteine peptidases
AZD8165	AZD8165
AZD9668	Alvelestat
AZD9684	AZD9684
AZD9819	small-molecule serine peptidase inhibitors
azepanone inhibitor of serine peptidase	aldehyde- or ketone-related inhibitors of serine peptidases
azepanone inhibitors of cysteine peptidases	azepanone inhibitors of cysteine peptidases
azetidin-2-one derivative inhibitors of cysteine peptidases	azetidin-2-one derivative inhibitors of cysteine peptidases
azetidin-2-one derivative inhibitors of serine peptidases	azetidin-2-one derivative inhibitors of serine peptidases
azido-Phe-Leu-Leu-4-aminomethyl-Phe-methyl vinyl sulfone	LU-102
azidobestatin	bestatin
aziridine derivatives	aziridine derivatives
aziridinyl inhibitors of cysteine peptidases	aziridinyl inhibitors of cysteine peptidases
AZM551248	small-molecule inhibitors of metallopeptidases
B
b-AP15	b-AP15
B27 peptide	calpastatin peptide
B27-HYD	B27-HYD
baceridin	peptide inhibitors of threonine peptidases
bacitracin A	bacitracin A
baicalein	polyphenol inhibitors of serine peptidases
baicalin	baicalin
BAL0019193	BAL0019193
balicatib	balicatib
BAPA	BAPA
batimastat	batimastat
BAY 1142524	small-molecule serine peptidase inhibitors
BAY 59-7939	rivaroxaban
BAY 85-8501	BAY 85-8501
BAY-129566	BAY-129566
BAY-8040	small-molecule serine peptidase inhibitors
BB-1101	hydroxamate-containing inhibitors of metallopeptidases
BB-1101	BB-1101
BB-1909	hydroxamate-containing inhibitors of metallopeptidases
BB-2116	hydroxamate-containing inhibitors of metallopeptidases
BB-2293	hydroxamate-containing inhibitors of metallopeptidases
BB-2516	marimastat
BB-3103	BB3103
BB-94	batimastat
BB3103	BB3103
BC-1471	BC-1471
BCEAB	BCEAB
BCH-2763	BCH-2763
BCX-3607	BCX-3607
BCX4161	small-molecule serine peptidase inhibitors
BCX7353	small-molecule serine peptidase inhibitors
BDA-410	BDA-410
BDM14471	hydroxamate-containing inhibitors of metallopeptidases
BDM43079	small-molecule inhibitors of metallopeptidases
BDM43124	small-molecule inhibitors of metallopeptidases
BDM44768	small-molecule inhibitors of metallopeptidases
BE-1433	small-molecule inhibitors of metallopeptidases
BE113	small-molecule serine peptidase inhibitors
BE114	small-molecule serine peptidase inhibitors
BEA369	small-molecule inhibitors of aspartic peptidases
begacestat	begacestat
belactosin A	belactosin A
belactosin C	belactosin A
beloranib	beloranib
benarthin	benarthin
benazepril (prodrug form)	benazeprilat
benazeprilat	benazeprilat
bengamide	bengamide
benzamidine	benzamidine
benzamidine derivatives	benzamidine derivatives
benzoxazinones	benzoxazinones
benzyloxycarbonyl-methionyl-2(S)-cyanopyrrolidine	benzyloxycarbonyl-methionyl-2(S)-cyanopyrrolidine
benzylsuccinate	benzylsuccinic acid
benzylsuccinic acid	benzylsuccinic acid
benzylsulfonyl fluoride	PMSF
benzylsulfonyl-D-Arg-Pro-4-amidinobenzylamide	BAPA
benzylsulfonyl-d-arginine-proline-4-amidinobenzylamide	peptide inhibitors of serine peptidases
benzylsulfonyl-D-Ser-Ser-4-amidinobenzylamide	CJ-463
berenil	berenil
bestatin	bestatin
bestatin analogue SL-387	bestatin
bestatin dimethylaminoethyl ester	LYP
bestatin, sulfur-containing analogues	bestatin
beta-aminoacylpiperidine derivatives	beta-aminoacylpiperidine derivatives
beta-lactam inhibitors of serine peptidases	beta-lactam inhibitors of serine peptidases
beta-secretase inhibitors	memapsin-2 inhibitors
beta-sultams	beta-sultams
betrixaban	betrixaban
betulinic acid	betulinic acid
beverimat	beverimat
BI 201302	small-molecule serine peptidase inhibitors
BI 201335	faldaprevir
BI-1356	linagliptin
BI-8S	S01.217-binding aptamer
BIBR 1048	dabigatran
BIBR-953ZW prodrug	dabigatran
BIBT986	BIBT986
*bifunctional aspartic peptidase inhibitor (Bacillus* sp.)**	*bifunctional aspartic peptidase inhibitor (Bacillus* sp.)**
bifunctional aspartic protease inhibitor (Bacillus sp.)	*bifunctional aspartic peptidase inhibitor (Bacillus* sp.)**
BIL-DMK diazomethane inhibitor of cysteine peptidases	BIL-DMK diazomethane inhibitor of cysteine peptidases
BILN-2061	BILN-2061
biotinyl-Arg-Gln-Arg-Arg-CH(2)Cl	halomethane inhibitors of serine peptidases
biperiden	small-molecule inhibitors of cysteine peptidases
bis-benzamidine	benzamidine derivatives
bis[ethyl(2R, 3R)-3-[(S)-methyl-1-[4-(2,3,4-trimethoxyphenyl-methyl) piperazin-1-ylcarbonyl] butyl-carbonyl]oxiran-2-carboxylate]sulfate	NCO-700
Bj-PRO-5a	Bj-PRO-5a
BML-PI116-0005	Z-Leu-Leu-CHO
BMS-186282	BMS-186282
BMS-189090	BMS-189090
BMS-189664	BMS-189664
BMS-232632	atazanavir
BMS-262084	BMS-262084
BMS-275291	BMS-275291
BMS-289948	BMS-289948
BMS-299897	BMS-299897
BMS-363131	BMS-363131
BMS-433796	small-molecule inhibitors of aspartic peptidases
BMS-433796	BMS-433796
BMS-477118	saxagliptin
BMS-561389	razaxaban
BMS-561392	BMS-561392
BMS-562247	apixaban
BMS-56247	small-molecule serine peptidase inhibitors
BMS-605339	BMS-605339
BMS-650032	asunaprevir
BMS-708163	BMS-708163
BMS-740808	BMS-740808
BMS-890068	small-molecule serine peptidase inhibitors
BMS-906024	small-molecule inhibitors of aspartic peptidases
BMS-962212	small-molecule serine peptidase inhibitors
BMS186716	omapatrilat
BMS189921	BMS189921
BMV037	small-molecule inhibitors of threonine peptidases
BN 82204	BN 82204
BN82270	BN 82204
BNA-His-CAL-DCI	PD125967
BO43	small-molecule serine peptidase inhibitors
Boc-(D)Val-Leu-(L)boroArg	boron-containing inhibitors of serine peptidases
Boc-(R)-Leu-(S)-Pro-(S,S)-Azi(OBn)2	aziridine derivatives
Boc-(S)-Leu-(R)-Pro-(S,S)-Azi(OBn)2	aziridine derivatives
Boc-Asp(OMe)-CH(2)F (BAF)	peptidyl halomethane inhibitors of cysteine peptidases
Boc-Asp(OMe)fluoromethane	peptidyl halomethane inhibitors of cysteine peptidases
Boc-Asp-CMK	Boc-Asp-CMK
Boc-Ile-Glu-Thr-Asp-H	Ac-Ile-Glu-Thr-Asp-H
Boc-Val-Ile-(S)-4-amino-3-oxo-2, 2-difluoropentanoyl-Val-Ile-OMe	aldehyde, glyoxal or ketone inhibitors of aspartic peptidases
Boc-Val-Pro-Val(P)(OPh)2	JO146
boceprevir	boceprevir
BOP	5-benzamido-2-benzyl-4-oxopentanoic acid
boro-Leu dipeptide	boron-containing inhibitors of threonine peptidases
boron-containing inhibitors of aspartic peptidases	boron-containing inhibitors of aspartic peptidases
boron-containing inhibitors of cysteine peptidases	boron-containing inhibitors of cysteine peptidases
boron-containing inhibitors of metallopeptidases	boron-containing inhibitors of metallopeptidases
boron-containing inhibitors of serine peptidases	boron-containing inhibitors of serine peptidases
boron-containing inhibitors of threonine peptidases	boron-containing inhibitors of threonine peptidases
bortezomib	bortezomib
BP13944	small-molecule serine peptidase inhibitors
BP2109	small-molecule serine peptidase inhibitors
BPP 9alpha	teprotide
bradykinin-potentiating peptides	bradykinin-potentiating peptides
brazilin (Caesalpinia sappan)	small-molecule inhibitors of cysteine peptidases
Brecanavir	GW0385
Brecanvir	GW0385
Brensocatib	Brensocatib
bromoacetyl, difluoroketone XA22.001 inhibitor	bromoacetyl, difluoroketone XA22.001 inhibitor
bromoacetyl-D-arginine	bromoacetyl-D-arginine
bromocriptine	small-molecule serine peptidase inhibitors
BSc2118	BSc2118
BSc4999	BSc4999
BSF 409425	BSF 409425
BSI-IV	small-molecule inhibitors of aspartic peptidases
BTZ	bortezomib
Bu-2743E	Bu-2743E
BU-32	BU-32
butabindide	butabindide
BVM	beverimat
BX528	BX528
BX5633	DX-9065a
Bz-Leu-Leu-Leu-COCHO	Z-Leu-Leu-Leu-ketoaldehyde
Bz-Pro-Phe-boroArg-OH	boron-containing inhibitors of serine peptidases
Bz-YYNQ-H	small-molecule inhibitors of cysteine peptidases
BZF961	small-molecule serine peptidase inhibitors
BzLLLCOCHO	Z-Leu-Leu-Leu-ketoaldehyde
BZS	benzylsuccinic acid
C
C000000956	small-molecule inhibitors of aspartic peptidases
C1239-PEG-Poly R	small-molecule serine peptidase inhibitors
C20	C20
C23	C23
C2I	C2I
CA030	epoxide inhibitors of cysteine peptidases
CA074	CA074
CA074 methyl ester	CA074
CA074OMe	CA074
CAA0225	CAA0225
CAA0255	small-molecule inhibitors of cysteine peptidases
Cabin-A1	peptide inhibitors of cysteine peptidases
Cabin-A2	peptide inhibitors of cysteine peptidases
caffeic acid phenyl ester	caffeic acid phenyl ester
calpain inhibitor 2	ALLM
calpain inhibitor 3	MDL28170
calpain inhibitor I	ALLN
calpain inhibitor II	ALLM
calpain inhibitor III	MDL28170
calpain inhibitor IV	Z-Leu-Leu-Tyr-FMK
calpain inhibitor IV	calpain inhibitor IV
calpain inhibitor VI	calpain-inhibitors
calpain inhibitor VI	SJA6017
calpain inhibitor XI	AK295
calpain inhibitor XII	calpain inhibitor XII
calpain-inhibitors	calpain-inhibitors
calpastatin peptide	calpastatin peptide
calpeptin	calpeptin
camostat mesilate	camostat mesilate
candoxatril	candoxatril
candoxatrilat	candoxatril
CAPE	caffeic acid phenyl ester
capsidin	capsidin
captopril (XM02.001)	captopril (XM02.001)
capzimin	capzimin
carbamate or thiocarbamate inhibitors of serine peptidases	carbamate or thiocarbamate inhibitors of serine peptidases
carboxylate-containing inhibitors of metallopeptidases	carboxylate-containing inhibitors of metallopeptidases
carfilzomib	carfilzomib
carmaphycin B	carmaphycin B
carmegliptin	carmegliptin
carnostatine	carnostatine
CAS108383-58-0	hydroxamate-containing inhibitors of metallopeptidases
caspase dimerization inhibitor	caspase dimerization inhibitor
CAT0059	CAT0059
CAT811	CAT811
cathepsin G inhibitor I	cathepsin G inhibitor I
cathepsin L inhibitor II	Z-FY-CHO
cathepsin L inhibitor IV (Calbiochem)	NapSul-Ile-Trp-CHO
cathepsin L inhibitor IV (Calbiochem)	Z-Phe-Phe-fluoromethane
cathepsin L inhibitor Katunuma	CLIK148
cathestatin	epoxide inhibitors of cysteine peptidases
cavinafungin	small-molecule serine peptidase inhibitors
CB 7969312	CB7969312
CB-12181	CB-12181
CB7967495	CB7967495
CB7969312	CB7969312
CBI	CA074
CCT	CCT
CD10847	small-molecule inhibitors of cysteine peptidases
CDDO	small-molecule serine peptidase inhibitors
CDDO-Me	CDDO-Me
CE-0266	CE-0266
CE-1037	CE-1037
celastrol	celastrol
CEP-18770	delanzomib
CEP1612	CEP1612
cepafungin I	small-molecule inhibitors of threonine peptidases
cephem derivative inhibitors of serine peptidases	cephem derivative inhibitors of serine peptidases
CFZ	carfilzomib
CGH728	CGH728
CGI1	cathepsin G inhibitor I
CGP 53820	CGP 53820
CGP-60536	aliskiren
CGP38560	CGP38560
CGS 14824	benazeprilat
CGS 24592	CGS 24592
CGS 25966	CGS 25966
CGS 26303	CGS 26303
CGS 26393	CGS 26393
CGS 30084	CGS 30084
CGS 34043	CGS 34043
CGS 35066	CGS 35066
CGS 35601	CGS 35601
CGS 37808 (prodrug)	CGS 35601
CGS27023A	CGS27023A
CH 1091	arginine- or lysine-based inhibitors of serine peptidases
CH 1500022	small-molecule inhibitors of aspartic peptidases
CH 248	arginine- or lysine-based inhibitors of serine peptidases
CH-2856	FE999024
CH-4215	FE999026
CH-5450	CH-5450
CH-66	CH-66
CH1104I	CH1104I
CHA	5-caffeoylquinic acid
chelating inhibitors of metallopeptidases	chelating inhibitors of metallopeptidases
chelating inhibitors of threonine peptidases	chelating inhibitors of threonine peptidases
CHF5074 (XA22.001 modulator)	CHF5074 (XA22.001 modulator)
chlorambucil	chlorambucil
chlorambucil-L-Pro	chlorambucil
chlorogenic acid	5-caffeoylquinic acid
p-chloromercuribenzoate	PCMB
chloromethylketone	halomethane inhibitors of serine peptidases
CHR-2797 (proinhibitor)	CHR-79888
CHR-2863	CHR-2863
CHR-79888	CHR-79888
chromone	chromone
chrysin	polyphenol inhibitors of cysteine peptidases
chymostatin	chymostatin
CI	CI
CI-1028	LB30057
CI-1031	UK-356,202
CI-906	quinapril
cilastatin	cilastatin
cilazapril	cilazapril
cilazaprilat	cilazapril
ciluprevir	BILN-2061
cinnabaramides A-G (proteasome inhibitors)	lactam inhibitors of proteasomes
CIP-13F	CIP-13F
CIPPC	small-molecule serine peptidase inhibitors
circinamide	circinamide
CJ-1737	CJ-1737
CJ-463	CJ-463
CJ-672	CJ-672
CJ-697	3-amidinophenylalanine derivatives (S01.302 inhibitors)
CJ-730	3-amidinophenylalanine derivatives (S01.302 inhibitors)
CKD-731	fumagillin
CKD-732	beloranib
CKD-732	CKD-732
CL82198	CL82198
clasto-lactacystin beta-lactone	clasto-lactacystin beta-lactone
ClCH2CO-DL-(N-OH)Leu-Ala-Gly-NH2	ClCH2CO-DL-(N-OH)Leu-Ala-Gly-NH2
ClCH2CO-DL-(N-OH)Leu-OCH3	ClCH2CO-DL-(N-OH)Leu-OCH3
CLIK-060	CLIK-060
CLIK-066	CLIK-066
CLIK-071	CLIK-071
CLIK-072	CLIK-072
CLIK-088	CLIK-088
CLIK-112	CLIK-112
CLIK-121	CLIK-121
CLIK-162	CLIK-162
CLIK-163	CLIK-163
CLIK-164	CLIK-164
CLIK-166	CLIK-166
CLIK-181	CLIK-181
CLIK-185	CLIK-185
CLIK-187	CLIK-187
CLIK-195	CLIK-195
CLIK-60	CLIK-060
CLIK148	CLIK148
clioquinol	clioquinol
clitocybin D	clitocybin D
CLP	Cys-Leu-Pro-Gly-His-Trp-Gly-Phe-Pro-Ser-Cys
CLT	CLT
CMT-3 (M10.GNW-inhibitor)	CMT-3 (M10.GNW-inhibitor)
cn-716	cn-716
CNP520	CNP520
COL-3	COL-3
Compound 1	AG7404
compound 2477	small-molecule inhibitors of cysteine peptidases
compound 2c	compound 2c
compound 38u	small-molecule inhibitors of cysteine peptidases
compound 49c (A01.023) inhibitor	compound 49c (A01.023) inhibitor
compound 4cc	small-molecule inhibitors of metallopeptidases
compound E	compound E
compound Ii1	IDE inhibitor 1
compound s9	aziridine derivatives
compound Z9	small-molecule inhibitors of cysteine peptidases
converstatin	peptide inhibitors of metallopeptidase
COR388	small-molecule inhibitors of cysteine peptidases
Coversyl arginine	perindopril
CP-108,420	CP-108,420
CP-271485	CP-271485
CP-544439	CP-544439
CP-69,799	CP-69,799
CP-71,362	CP-71,362
CP-72,647	CP-72,647
CP-80,794	pseudo-peptide bond inhibitors of aspartic peptidases
CP-80794	CP-80794
CP-81,282	CP-81,282
CP113972	CP113972
CP1B-[4-23]	calpastatin peptide
CP471474	hydroxamate-containing inhibitors of metallopeptidases
CPI-2081	CPI-2081
Cpp-Ala-Ala-Phe-pAb	Cpp-Ala-Ala-Phe-pAb
Cpp-Leu-Trp	Cpp-Leu-Trp
CRA-013783	L-235
CRA-2059	CRA-2059
CRA-9249	CRA-9249
Crixivan	indinavir
crocapeptin (Chondromyces crocatus)	peptide inhibitors of serine peptidases
CS peptide	calpastatin peptide
CS-622	temocapril
CSI-75	CSI-75
CSN5i-3	small-molecule inhibitors of metallopeptidases
CT1418	hydroxamate-containing inhibitors of metallopeptidases
CTD-002	CTD-002
CTS-1027	RS-130830
CTS-1027	CTS-1027
CTS-21166	CTS-21166
CTS21166	CTS-21166
CU-2010	CU-2010
CU-2020	CU-2020
curcumin	curcumin
CVS-3983	CVS-3983
CVS4441	aldehyde- or ketone-related inhibitors of serine peptidases
CWHM-117	small-molecule inhibitors of aspartic peptidases
CX295	AK295
cyanopeptolin	streptopeptolin
cyanopyrrolidide	NVP-DPP728
cyanostatin A	cyanostatin A
cyanostatin B	cyanostatin B
cyclic peptide inhibitors of serine peptidases	cyclic peptide inhibitors of serine peptidases
cyclic peptide inhibitors of threonine peptidases	cyclic peptide inhibitors of threonine peptidases
cyclic sulfamide	cyclic sulfamide
cyclic sulfamide gamma-secretase inhibitor	XA22.001 inhibitors
cyclic urea	pseudo-peptide bond inhibitors of aspartic peptidases
cyclotheonamide E4	cyclotheonamide E4
cyclotheonellazole	small-molecule serine peptidase inhibitors
CYGAK2	CYGAK2
Cyklokapron	tranexamic acid
CYLA	cysteic-leucyl-argininal
Cys-Leu-Pro-Gly-His-Trp-Gly-Phe-Pro-Ser-Cys	Cys-Leu-Pro-Gly-His-Trp-Gly-Phe-Pro-Ser-Cys
Cys-Val-Thr-Pro-Ala-Leu-Arg	peptide inhibitors of metallopeptidase
cystargamide B	epoxide inhibitors of serine peptidases
cystargolide A	lactam inhibitors of proteasomes
cystargolide B	lactam inhibitors of proteasomes
cysteic-leucyl-argininal	cysteic-leucyl-argininal
D
D-2-methyl-3-mercaptopropanoyl-L-Pro	captopril (XM02.001)
D-420720	D-420720
d-alpha-aminopimelyl(1,1,1-trifluoro-3- amino)butan-2-one	d-alpha-aminopimelyl(1,1,1-trifluoro-3- amino)butan-2-one
d-alpha-aminopimelyl(1,1,1-trifluoro-3-amino)butan-2-one	halomethane inhibitors of serine peptidases
D-Arg-Oic-Pro-D-Ala-Phe(p-Me)-NH2	FM 19
D-His-Pro-Phe-His-Leu*Leu-Val-Tyr	H.77
D-penicillamine	D-penicillamine
D-Phe-Pro-Arg-CH(2)Cl	PPACK
D-Phe-Pro-D-Arg-D-Thr-CONH2	D-Phe-Pro-D-Arg-D-Thr-CONH2
D-Val-Gly-Arg-CH(2)Cl	D-Val-Gly-Arg-CH(2)Cl
D24	small-molecule inhibitors of metallopeptidases
D6R	hexa-D-arginine
D9R	nona-d-arginine amide
DA-1229	evogliptin
Dab-Pip	Dab-Pip
dabigatran	dabigatran
dabigatran etexilate	dabigatran
daglutril	SLV306
Daglutril	SLV306
daidzein	polyphenol inhibitors of serine peptidases
DAMPAQ-22	PAQ-22
DANLME	DANLME
danoprevir	danoprevir
dansyl-FAPAL-CMK	halomethane inhibitors of serine peptidases
daphnodorin	daphnodorin
DAPT	DAPT
Darexaban	YM150
darunabir	darunavir
darunavir	darunavir
DC07090	small-molecule inhibitors of cysteine peptidases
DCG-04 biotinylated epoxide	DCG-04 biotinylated epoxide
DCH	2,4-dichlorocinnamic acid hydroxamate
DCI	DCI
DD2	assemblin dimerization inhibitor
dec-RRLL-chloromethylketone	dec-RRLL-chloromethylketone
Dec-RVKR-CMK	furin inhibitor 1
decanoyl-Arg-Val-Lys-Arg-chloromethane	furin inhibitor 1
decanoyl-PTANA-CHO	small-molecule serine peptidase inhibitors
delanzomib	delanzomib
delaprilat	delaprilat
deldeprevir	small-molecule serine peptidase inhibitors
denagliptin	denagliptin
DENKI	PL265
DFK167	DFK167
DFP	DFP
DG-051	DG-051
DG026	small-molecule inhibitors of metallopeptidases
DG35-VIII	DG35-VIII
DH-12a	small-molecule inhibitors of metallopeptidases
DHT1	small-molecule inhibitors of cysteine peptidases
1,3-di-(N-benzyloxycarbonyl-L-leucyl-L-leucyl)aminoacetone	1,3-di-(N-benzyloxycarbonyl-L-leucyl-L-leucyl)aminoacetone
diacyl hydroxamate	hydroxamate-containing inhibitors of cysteine peptidases
diazo inhibitors of aspartic peptidases	diazo inhibitors of aspartic peptidases
diazo inhibitors of cysteine peptidases	diazo inhibitors of cysteine peptidases
diazo inhibitors of metallopeptidases	diazo inhibitors of metallopeptidases
diazo inhibitors of serine peptidases	diazo inhibitors of serine peptidases
diazo inhibitors of threonine peptidases	diazo inhibitors of threonine peptidases
diazoacetyl-D,L-norleucine methyl ester	DANLME
DIC19	calpastatin peptide
3,4-dichloroisocoumarin (DCI)	DCI
didemnaketal B	didemnaketal B
diethyl p-nitrophenyl phosphate	phosphorus-containing inhibitors of serine peptidases
difluoroalcohol inhibitor of gamma-secretase	XA22.001 inhibitors
difluoroketone inhibitor of gamma-secretase	XA22.001 inhibitors
dihydroeponemycin	eponemycin
diisopropyl fluorophosphate (DFP)	DFP
diisopropyl phosphonofluoridate	DFP
diminazene aceturate	berenil
dinghupeptin A	small-molecule serine peptidase inhibitors
dipeptide boronic acid (DPBA) proteasome inhibitor	boron-containing inhibitors of threonine peptidases
diphenyl 1-amino-2-phenylethylphosphonate	phosphorus-containing inhibitors of serine peptidases
diphenyldiazomethane	diazo inhibitors of aspartic peptidases
diprotin	diprotin
diprotin A	diprotin
diprotin B	diprotin
disulfiram	small-molecule inhibitors of cysteine peptidases
DIZE	berenil
DJT06001	small-molecule serine peptidase inhibitors
DKFZ-633	peptide inhibitors of serine peptidases
dl-3-mercapto-2-benzylpropanoylglycine	dl-3-mercapto-2-benzylpropanoylglycine
DMP323	DMP323
DMP450	DMP450
DNA or RNA aptamer effector of aspartic peptidase	DNA or RNA aptamer effector of aspartic peptidase
DNA or RNA aptamer inhibitor of cysteine peptidase	DNA or RNA aptamer inhibitor of cysteine peptidase
DNA or RNA aptamer inhibitor of metallopeptidase	DNA or RNA aptamer inhibitor of metallopeptidase
DNA or RNA aptamer inhibitor of serine peptidase	DNA or RNA aptamer inhibitor of serine peptidase
DNA or RNA aptamer inhibitor of threonine peptidase	DNA or RNA aptamer inhibitor of threonine peptidase
DON	6-diazo-5-oxo-L-norleucylglycine
doxocycline	tetracycline derivatives
doxycycline	tetracycline derivatives
DPC 333	DPC 333
DPC 906	razaxaban
DPC-602	DPC-602
DPC423	DPC423
DPLG3	DPLG3
DS-1040	DS-1040
DS-8108b	DS-8108b
DS1040	DS-1040
DSB	beverimat
DSP-7238	small-molecule serine peptidase inhibitors
DSR-12727	DSR-12727
DTZ	small-molecule serine peptidase inhibitors
DU 176b	edoxaban
DU-1219	alacepril
DU-176	edoxaban
DU-176b	edoxaban
DU176b	edoxaban
dual enkephalinase inhibitor	PL265
DuP 714	S18326
dutogliptin	dutogliptin
DX-9065a	DX-9065a
DX600	DX600
E
E-64	E64
E-76	peptide inhibitors of serine peptidases
E2072	E2072
E2609	small-molecule inhibitors of aspartic peptidases
E3024	E3024
E64	E64
E64-R-P-NH(2)	E64-R-P-NH(2)
E64c	Ep475
E64d	E64d
EACA	EACA
ebelactone A	ebelactone A
ebelactone B	ebelactone A
ebselen	small-molecule inhibitors of cysteine peptidases
ebselen	small-molecule inhibitors of metallopeptidases
EC27	EC27
EC33	firibastat
edetic acid	EDTA
edoxaban	edoxaban
edoxaban tosylate	edoxaban
EDTA	EDTA
EF6265	EF6265
efegatran	arginine- or lysine-based inhibitors of serine peptidases
EGTA	EGTA
EH58	EH58
EI-1941-2	EI-1941-2
EL-17	small-molecule serine peptidase inhibitors
elasnin	elasnin
Elaspol	sivelestat
Elaspor	sivelestat
elastatinal	elastatinal
Eliquis	apixaban
ELN318463	small-molecule inhibitors of aspartic peptidases
ELN475516	small-molecule inhibitors of aspartic peptidases
ELND006	ELND006
ELND007	ELND007
EMD 495235	EMD 495235
EMD 58265	EMD 58265
EMDB-1	EMDB-1
Emricasan	PF3491390
EMS-275291	EMS-275291
enalapril	enalapril
enalaprilat	enalapril
enalkiren	enalkiren
Entresto	LBQ657
EOAI3402143	small-molecule inhibitors of cysteine peptidases
Ep-457	epoxide inhibitors of cysteine peptidases
Ep-459	epoxide inhibitors of cysteine peptidases
EP1013	Z-VD-FMK
EP217609	EP217609
EP42675	EP42675
Ep475	Ep475
epibestatin	small-molecule serine peptidase inhibitors
epicoccalone	epicoccalone
epigallocatechin-3-gallate	polyphenol inhibitors of metallopeptidases
EPNP	EPNP
eponemycin	eponemycin
epostatin	epostatin
epoxide inhibitors of aspartic peptidases	epoxide inhibitors of aspartic peptidases
epoxide inhibitors of cysteine peptidases	epoxide inhibitors of cysteine peptidases
epoxide inhibitors of serine peptidases	epoxide inhibitors of serine peptidases
epoxide inhibitors of threonine peptidases	epoxide inhibitors of threonine peptidases
epoxomicin	epoxomicin
epoxyketone inhibitors of threonine peptidases	epoxide inhibitors of threonine peptidases
epoxysuccinate 8c	epoxide inhibitors of cysteine peptidases
epsilon-aminocaproic acid (EACA)	EACA
epsilon-aminohexanoic acid	EACA
equisetin	F01-221A
ER-319711	ER-319711
ER143	small-molecule serine peptidase inhibitors
eribaxaban	eribaxaban
erythrosin B	small-molecule serine peptidase inhibitors
ES-8891	small-molecule inhibitors of aspartic peptidases
esculetin	esculetin
EST	E64d
estatin A	epoxide inhibitors of cysteine peptidases
estatin B	epoxide inhibitors of cysteine peptidases
etacrynic acid t-butylamide inhibitor	etacrynic acid t-butylamide inhibitor
Ethyl 5-(4-(methoxycarbonyl)phenoxy)-4-nitrothiophene-2-carboxylate	Wu-5
ethylene glycol tetraacetic acid	EGTA
ethylenediaminetetraacetic acid	EDTA
N-ethylmaleimide	NEM
1-ethylpyrrole-2,5-dione	NEM
eurystatin	eurystatin
evogliptin	evogliptin
exanta	melagatran
F
F-9775A	small-molecule inhibitors of cysteine peptidases
F-9775B	small-molecule inhibitors of cysteine peptidases
F01-221A	F01-221A
F04W2166A	pullularin C
F3A	H3H derivative
F449	small-molecule inhibitors of metallopeptidases
F4H	H3H derivative
F573	small-molecule inhibitors of cysteine peptidases
F6	NSC 632839
falcitidin	falcitidin
faldaprevir	faldaprevir
FAPI-04	small-molecule serine peptidase inhibitors
fasidotril	fasidotril
fatty acid inhibitor of metallopeptidase	fatty acid inhibitor of metallopeptidase
fatty acid inhibitors of aspartic peptidases	fatty acid inhibitors of aspartic peptidases
fatty acid inhibitors of serine peptidases	fatty acid inhibitors of serine peptidases
FE 999011	FE 999011
FE999024	FE999024
FE999026	FE999026
fellutamide B	fellutamide B
fenchylamine sulfonamide	fenchylamine sulfonamide
FG-2575	FG-2575
Fidexaban	ZK-807834
FII	phosphorus-containing inhibitors of metallopeptidases
firibastat	firibastat
FK-448	small-molecule serine peptidase inhibitors
FK-706	FK-706
flavone 3,3"-diamino-4"-methoxyflavone	polyphenol inhibitors of proteasomes
flovagatran	flovagatran
fluoroketone inhibitors of aspartic peptidases	fluoroketone inhibitors of aspartic peptidases
fluoromethylketone	halomethane inhibitors of serine peptidases
N-(4-fluorophenylsulfonyl)-L-valyl-L-leucinal	SJA6017
fluorosalinosporamide	fluorosalinosporamide
fluostatin A	fluostatin A
fluostatin B	fluostatin B
FM 19	FM 19
FMK	halomethane inhibitors of serine peptidases
fmk	peptidyl halomethane inhibitors of cysteine peptidases
FMK-9a	peptidyl halomethane inhibitors of cysteine peptidases
FMPI (Streptomyces rishiriensis)	phosphorus-containing inhibitors of metallopeptidases
FN-439	FN-439
fondaparinux	fondaparinux
Fortovase	saquinavir
Fosamprenavir (prodrug)	amprenavir
fosinopril	fosinopril
FOY	gabexate mesilate
FOY007	gabexate mesilate
FOY305	camostat mesilate
Foypan	camostat mesilate
FPRCH2Cl	PPACK
fPrt	D-Phe-Pro-D-Arg-D-Thr-CONH2
FR136706	FR136706
FR217840	FR217840
FR255031	FR255031
FR901277	FR901277
FR901451	FR901451
FR901533	FR901533
FT-9	small-molecule inhibitors of aspartic peptidases
FT671	FT671
FT827	FT827
fukugetin	small-molecule inhibitors of cysteine peptidases
fumagalone	fumagillin
fumagillin	fumagillin
furin inhibitor 1	furin inhibitor 1
furin inhibitor 2	hexa-D-arginine
furin inhibitor I	furin inhibitor 1
furin inhibitor II	hexa-D-arginine
furoyl saccharin	furoyl saccharin
FUT-175	nafamostat mesilate
FUT-187	sepimostat mesilate
FV-162	epoxide inhibitors of threonine peptidases
FXV673	otamixaban
FY01	FY01
G
G17905	G17905
G5 ubiquitin isopeptidase inhibitor	compound 2c
Gabadur	leupeptin
gabexate mesilate	gabexate mesilate
GACFSIAHECGA	peptide inhibitors of metallopeptidase
galardin	galardin
gallinamide A	gallinamide A
Galvus	vildagliptin
gambogic acid	gambogic acid
gamma-boroGlu	boron-containing inhibitors of threonine peptidases
gamma-pyrone-3-acetic acid	gamma-pyrone-3-acetic acid
gamma-secretase inhibitor 1	Z-Leu-Leu-Nle-H
gamma-secretase inhibitor II	MW167
gamma-secretase inhibitor IX	DAPT
gamma-secretase inhibitor XII	gamma-secretase inhibitor XII
gamma-secretase inhibitor XII	gamma-secretase inhibitor XII
gamma-secretase inhibitor XII	Z-Ile-Leu-CHO
GB111-NH2	small-molecule inhibitors of cysteine peptidases
GC-376	GC376
GC373	GC373
GC375	GC375
GC376	GC376
gemigliptin	gemigliptin
gemopatrilat	gemopatrilat
GEMSA	GEMSA
genistein	polyphenol inhibitors of serine peptidases
GFG-semicarbazone	Gly-Phe-Gly-semicarbazone
GI254023X	GI254023X
GL-189	GL-189
GL1001	MLN-4760
Glactiv	sitagliptin
GlbA	glidobactin A
glecaprevir	glecaprevir
glidobactin A	glidobactin A
gliotoxin	gliotoxin
Gln-Arg-Phe-Ser-Arg	opiorphin
globomycin	globomycin
Glp-Asn-Pro-Tyr-Trp-Trp-NHMec	Glp-Asn-Pro-Tyr-Trp-Trp-NHMec
Glu-boroPro	Glu-boroPro
Glu-Gly-Arg-CH(2)Cl	Glu-Gly-Arg-CH(2)Cl
Glu-Leu-Asp-Leu*Ala-Val-Glu-Phe	OM00-3
Glu-Phe-Arg-CH(2)Cl	Glu-Phe-Arg-CH(2)Cl
Glu-thiol	Glu-thiol
Glu-Val-Asn-Leu*Ala-Ala-Glu-Phe	OM99-2
glutamate phosphonate	phosphorus-containing inhibitors of metallopeptidases
glutamate thiol	Glu-thiol
Gly-Gly-Tyr(Bzl)-Arg	Gly-Gly-Tyr(Bzl)-Arg
Gly-Phe-CHN2	Gly-Phe-diazomethane
Gly-Phe-diazomethane	Gly-Phe-diazomethane
Gly-Phe-Gly-semicarbazone	Gly-Phe-Gly-semicarbazone
Gly-Pro-Phe-(PO2CH2)-Gly-Pro-Nle	phosphorus-containing inhibitors of metallopeptidases
glycolic acid	carboxylate-containing inhibitors of metallopeptidases
glycoprilat	small-molecule inhibitors of metallopeptidases
glycyrrhetinic acid	small-molecule serine peptidase inhibitors
glyoxal, nitrile or semicarbazide inhibitors of serine peptidases	glyoxal, nitrile or semicarbazide inhibitors of serine peptidases
GM6001	galardin
GNE-6640	GNE-6640
GNE-6640	small-molecule inhibitors of cysteine peptidases
GNE-6776	small-molecule inhibitors of cysteine peptidases
GNE-892	GNE-892
GNF6702	GNF6702
gosogliptin	gosogliptin
GP205	small-molecule serine peptidase inhibitors
GPI 5693	GPI 5693
GPI5232	phosphorus-containing inhibitors of metallopeptidases
grassypeptolide A	small-molecule serine peptidase inhibitors
grassystatin A	grassystatin A
grassystatin B	grassystatin A
grassystatin C	grassystatin A
grassystatin D	grassystatin A
grassystatin E	grassystatin A
grassystatin F	grassystatin A
grazoprevir	grazoprevir
GRL-001	small-molecule inhibitors of cysteine peptidases
GRL-001-15	small-molecule inhibitors of aspartic peptidases
GRL-003-15	small-molecule inhibitors of aspartic peptidases
GRL-02031	GRL-02031
GRL-04810	GRL-04810
GRL-05010	GRL-05010
GRL-0519	GRL-0519
GRL-06579A	GRL-06579A
GRL-0739	small-molecule inhibitors of aspartic peptidases
GRL-10413	small-molecule inhibitors of aspartic peptidases
GRL-1388	small-molecule inhibitors of aspartic peptidases
GRL-1398	small-molecule inhibitors of aspartic peptidases
GRL-142	GRL-142
GRL-216	small-molecule inhibitors of aspartic peptidases
GRL-286	small-molecule inhibitors of aspartic peptidases
GRL-4410A	small-molecule inhibitors of aspartic peptidases
GRL-5010A	small-molecule inhibitors of aspartic peptidases
GRL-8234	GRL-8234
GRL-98065	GRL-98065
GRL007	small-molecule inhibitors of aspartic peptidases
GRL008	GRL008
GS-8374	GS-8374
GS-9256	GS-9256
GS-9450	small-molecule inhibitors of cysteine peptidases
GS-9451	vedroprevir
GS-9857	voxilaprevir
GSI-953	begacestat
GSI-I	Z-Leu-Leu-Nle-H
GSI-IX	DAPT
GSI-XII	gamma-secretase inhibitor XII
GSI1	Z-Leu-Leu-Nle-H
GSK188909	GSK188909
GSK2793660	GSK2793660
guanidinoethylmercaptosuccinic acid	GEMSA
guanosine triphosphate	SB 331750
GW-311616	GW-311616
GW0385	GW0385
GW280264X	GW280264X
GW311616A	GW-311616
GW3333	GW3333
GW433908 (prodrug)	amprenavir
GW475151	GW475151
GW640385	GW0385
GW7647	GW7647
GW796406	GW796406
GW813893	GW813893
GW813893	small-molecule serine peptidase inhibitors
H
H-142	H-142
H-189	H-189
H-256	H-256
H-261	H-261
H-boronorleucine (pinacol)	boron-containing inhibitors of serine peptidases
H.77	H.77
H17 (A02.001 inhbiitor)	small-molecule inhibitors of aspartic peptidases
H376/95	melagatran
H3H derivative	H3H derivative
HA08	HA08
HA28	DNA or RNA aptamer inhibitor of serine peptidase
haloacetyl amino acid amides	haloacetyl amino acid amides
haloacetyl metallopeptidase inhibitor	haloketone inhibitor of metallopeptidase
haloketone inhibitor of metallopeptidase	haloketone inhibitor of metallopeptidase
halomethane inhibitors of serine peptidases	halomethane inhibitors of serine peptidases
HBK001	HBK001
HBX 41,108	HBX 41,108
HBX19818	small-molecule inhibitors of cysteine peptidases
HBX41108	HBX 41,108
HBY-793	HBY-793
HD1	S01.217-binding aptamer
HD1-22	S01.217-binding aptamer
HD1-22 (S01.217 exosite ligand)	small-molecule serine peptidase inhibitors
HD22	S01.217-binding aptamer
hemin	hemin
hepin-13	hepin-13
heterocyclic acylating inhibitors of serine peptidases	heterocyclic acylating inhibitors of serine peptidases
hexa-Arg	hexa-D-arginine
hexa-arginine	hexa-D-arginine
hexa-D-arginine	hexa-D-arginine
hexa-D-arginine amide	hexa-D-arginine
HFI419	HFI419
hinokiflavone	polyphenol inhibitors of metallopeptidases
hispidin	unclassified small-molecule inhibitors of peptidases
histargin	histargin
HIV-Nmu	HIV-Nmu
HL235	small-molecule inhibitors of cysteine peptidases
HMBA	PCMB
HMBSA	PCMB
HMR-3840	HMR-3840
HNSA	HNSA
Hoe 498	ramipril
homocysteine	homocysteine
HONHCOCH(iBu)CO-L-Ala-Gly-NH2	hydroxamate-containing inhibitors of metallopeptidases
HPI	HPI
HWH-10d	HWH-10d
Hxm-Phe-Arg-Gln (M12.217)	hydroxamate-containing inhibitors of metallopeptidases
Hxm-Phe-Ser-Asn (M12.217 inhibitor	hydroxamate-containing inhibitors of metallopeptidases
HY023016 (prodrug)	dabigatran
hydroxamate-containing inhibitors of aspartic peptidases	hydroxamate-containing inhibitors of aspartic peptidases
hydroxamate-containing inhibitors of cysteine peptidases	hydroxamate-containing inhibitors of cysteine peptidases
hydroxamate-containing inhibitors of metallopeptidases	hydroxamate-containing inhibitors of metallopeptidases
[(R)-3-(N-hydroxy)-carboxamido-2-benzylpropanoyl]-L-alanine	kelatorphan
4-hydroxy-5,6-dihydro-2-pyrone derivative	tipranavir
hydroxyethylene sulfone	pseudo-peptide bond inhibitors of aspartic peptidases
p-hydroxymercuribenzenesulfonate	PCMB
p-hydroxymercuribenzoate	PCMB
I
I-432	MI-432
I5B2	phosphorus-containing inhibitors of metallopeptidases
IC260	small-molecule inhibitors of aspartic peptidases
icariin	icariin
IcatC	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
IcatCXPZ-01	small-molecule inhibitors of cysteine peptidases
IcatCXPZ-01	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
IcatCXPZ-01	IcatCXPZ-01
ICI 186,756	ICI 186,756
ICI-200,880	ICI-200,880
ICI200355	halomethane inhibitors of serine peptidases
IDE inhibitor 1	IDE inhibitor 1
IDN-6556	PF3491390
IDN-8050	IDN-8050
IDN5370/CGP82630	small-molecule inhibitors of caspases
IDR-803	IDR-803
IDR-804	IDR-804
IDR-805	IDR-805
idrabiotaparinux	idrabiotaparinux
idraparinux	idraparinux
IDX316	small-molecule serine peptidase inhibitors
IDX320	IDX320
Ii1	hydroxamate-containing inhibitors of metallopeptidases
Ile-Pro-Ile	diprotin
Ile-Pro-Pro	bradykinin-potentiating peptides
ilepatril	ilepatril
ilomastat	galardin
imarikiren	imarikiren
imidapril	imidapril
imidaprilat	imidapril
imigliptin	imigliptin
IN973	small-molecule inhibitors of aspartic peptidases
INCB003619	INCB003619
INCB3619	INCB3619
Incivek	telaprevir
indinavir	indinavir
indolo-phakellin compound	small-molecule inhibitors of threonine peptidases
inhibitor 24	inhibitor 24
inogatran	arginine- or lysine-based inhibitors of serine peptidases
INS1007	Brensocatib
insulapeptolide	small-molecule serine peptidase inhibitors
insulysin inhibitors	insulysin inhibitors
invirase	saquinavir
iodoacetamide	iodoacetamide
2-iodoacetate	iodoacetate
iodoacetate	iodoacetate
iodotyrostatin	tyrostatin
IPR19	small-molecule serine peptidase inhibitors
IPSI-001	IPSI-001
irreversible metallopeptidase inhibitors	irreversible metallopeptidase inhibitors
isatin sulfonamide-based inhibitor of caspase	isatin sulfonamide-based inhibitor of caspase
isatin-based inhibitors of cysteine peptidases	isatin-based inhibitors of cysteine peptidases
isatoic anhydride	isatin-based inhibitors of cysteine peptidases
isatoic anhydride	heterocyclic acylating inhibitors of serine peptidases
isoleucyl-thiazolidide	isoleucyl-thiazolidide
isosyringolin A	syringolin A
isovaleric acid-D-His-L-Ile-L-Val-L-Pro-NH(2)	falcitidin
isovaleryl-L-tyrosyl-L-valyl-DL-tyrosinal	tyropeptin A
N-isovaleryl-tyrosyl-leucyl-tyrosinal	tyrostatin
ITMN-191	danoprevir
ITMN-8187	ITMN-8187
IU1	IU1
IU1-47	IU1
IVA-His-Pro-Phe-His-CHS-Leu-Phe-NH2	L-364,099
IVDE77	small-molecule inhibitors of metallopeptidases
IVF	N-iodoacetyl-valine-phenylalanine-amide
IW449	small-molecule inhibitors of metallopeptidases
ixazomib	ixazomib
izenamide A	pseudo-peptide bond inhibitors of aspartic peptidases
J
J94	small-molecule serine peptidase inhibitors
JA-2	JA-2
Januvia	sitagliptin
JCP104	small-molecule serine peptidase inhibitors
JE-2147	KNI-764
JG-365	JG-365
JH3	small-molecule serine peptidase inhibitors
jizanpeptin	small-molecule serine peptidase inhibitors
JJ1	small-molecule serine peptidase inhibitors
JK043	small-molecule inhibitors of cysteine peptidases
JLK isocoumarin	JLK isocoumarin
JLK-6	JLK-6
JLK2	JLK isocoumarin
JMC08-4	small-molecule inhibitors of metallopeptidases
JMV 390-1	JMV 390-1
JMV1195	JMV1195
JMV2764	JMV2764
JMV4463	JMV4463
JNJ 10329670	JNJ 10329670
JNJ 27265732	JNJ 27265732
JNJ 40929837	JNJ 40929837
JNJ-10311795	RWJ-355871
JNJ-26993135	JNJ-26993135
JNJ-27390467	JNJ-27390467
JNJ-54861911	JNJ-54861911
JNJ-853346	small-molecule serine peptidase inhibitors
JNJ-9375	small-molecule serine peptidase inhibitors
JNJ0966	small-molecule inhibitors of metallopeptidases
JO146	JO146
JPM-OEt	JPM-OEt
JS-1	JS-1
JTP-4819	JTP-4819
JTP-96193	small-molecule inhibitors of metallopeptidases
JTV-803	JTV-803
JW33	small-molecule inhibitors of aspartic peptidases
JW41 (A02.001 inhbiitor)	small-molecule inhibitors of aspartic peptidases
JW46 (A02.001 inhbiitor)	small-molecule inhibitors of aspartic peptidases
K
K-26	K-26
K-7174	K-7174
K11002	K11002
K11017	K11017
K11777	K777
K18v2	S01.232-binding aptamer
K32v2	S01.232-binding aptamer
K579	K579
K77111	K777
K777	K777
kalata B1	small-molecule serine peptidase inhibitors
Kall1-T4 r	S01.212-binding aptamer
Kamei compound 18	hydroxamate-containing inhibitors of metallopeptidases
KB-R7785	KB-R7785
KBE009	small-molecule inhibitors of aspartic peptidases
kelatorphan	kelatorphan
kempopeptin A ;kempopeptin B	cyclic peptide inhibitors of serine peptidases
kempopeptin C	cyclic peptide inhibitors of serine peptidases
kendomycin	kendomycin
keto-ACE	5-S-5-benzamido-4-oxo-6-phenylhexanoyl-L-proline
keto-glutamine analogue	keto-glutamine analogue
ketomethylene metallopeptidase inhibitors	ketomethylene metallopeptidase inhibitors
ketomethylene peptide inhibitors	ketomethylene peptide inhibitors
KF33955	belactosin A
KGP94	KGP94
KK1-300	ONO-KK1-300-01
KM(O(2))YR-H	Lys-Met(sulfone)-Tyr-Arg-H
KM07987	small-molecule inhibitors of cysteine peptidases
KMI-008	KMI-008
KMI-260	KMI-260
KMI-358	KMI-358
KMI-360	KMI-360
KMI-370	KMI-370
KMI-420	KMI-420
KMI-429	KMI-429
KMI-570	KMI-570
KMI-684	KMI-684
KNI-10006	KNI-10006
KNI-10033	KNI-10033
KNI-10075	KNI-10075
KNI-10127	KNI-10127
KNI-10161	KNI-10161
KNI-10166	KNI-10166
KNI-10333	pseudo-peptide bond inhibitors of aspartic peptidases
KNI-10343	pseudo-peptide bond inhibitors of aspartic peptidases
KNI-10395	pseudo-peptide bond inhibitors of aspartic peptidases
KNI-10516	KNI-10516
KNI-10740	pseudo-peptide bond inhibitors of aspartic peptidases
KNI-10742	pseudo-peptide bond inhibitors of aspartic peptidases
KNI-10743	pseudo-peptide bond inhibitors of aspartic peptidases
KNI-10774a	KNI-10774a
KNI-10823	pseudo-peptide bond inhibitors of aspartic peptidases
KNI-1657	pseudo-peptide bond inhibitors of aspartic peptidases
KNI-272	kynostatin-272
KNI-577	KNI-577
KNI-764	KNI-764
kojistatin A	kojistatin A
KR-62436	glyoxal, nitrile or semicarbazide inhibitors of serine peptidases
KR66222	KR66222
KR66223	KR66223
KRI-1314	KRI-1314
KRP-109	KRP-109
kunitzin-OS	peptide inhibitors of serine peptidases
kunitzin-RE	peptide inhibitors of serine peptidases
kushennol	small-molecule inhibitors of cysteine peptidases
KVD001	small-molecule serine peptidase inhibitors
kynapcin	small-molecule serine peptidase inhibitors
kynostatin-272	kynostatin-272
KYP-2047	KYP-2047
Kyprolis	carfilzomib
KYT-1	KYT-1
KYT-36	KYT-36
KZ7088	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
KZR-504	epoxide inhibitors of threonine peptidases
KZR-616	epoxide inhibitors of threonine peptidases
L
L-006235	L-235
L-1037536	odanacatib
L-2,4-diaminobutyryl-piperidinamide	Dab-Pip
L-2-amino-4-boronobutanoic acid	ABBA
L-235	L-235
L-363,564	L-363,564
L-364,099	small-molecule inhibitors of aspartic peptidases
L-364,099	pseudo-peptide bond inhibitors of aspartic peptidases
L-364,099	L-364,099
L-375,378	L-375,378
L-658,758	L-658,758
L-659,286	L-659,286
L-659,286 elastase inhibitor	beta-lactam inhibitors of serine peptidases
L-680,833	L-680,833
L-681,176	L-681,176
L-682,679	L-682,679
L-683,845	L-683,845
L-685,434	L-685,434
L-685,458	L-685,458
L-694,458	L-694,458
L-709,049	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
L-709049	Ac-Tyr-Val-Ala-Asp-H
L-735,524	indinavir
L-833905	peptide isostere cysteine peptidase inhibitors
L-873724	L-873724
L-butaneboronic acid	boron-containing inhibitors of metallopeptidases
L505	small-molecule inhibitors of aspartic peptidases
L646	small-molecule inhibitors of aspartic peptidases
L655,240	small-molecule inhibitors of aspartic peptidases
L659286	small-molecule serine peptidase inhibitors
lactacystin	clasto-lactacystin beta-lactone
lactam inhibitors of proteasomes	lactam inhibitors of proteasomes
lactam or lactone inhibitors of cysteine peptidases	lactam or lactone inhibitors of cysteine peptidases
LAF237	vildagliptin
LAF389	bengamide
lanabecestat	lanabecestat
lapstatin	lapstatin
LB-30870	small-molecule serine peptidase inhibitors
LB-4b	small-molecule inhibitors of metallopeptidases
LB30057	LB30057
LB30870	LB30870
LBQ657	LBQ657
LC15-0133	LC15-0133
LC15-0444	gemigliptin
LC53-0110	LC53-0110
LC53-0151	LC53-0110
LCZ696	LBQ657
LDD-1588	small-molecule inhibitors of cysteine peptidases
LDN-0021835	LDN-0021835
LDN-57444	LDN-57444
cyclo(-L-Leu-D-Phe-L-Pro-L-Phe-D-Leu-L-Val-)	phepropeptin B
Leu-Leu-PheCH2Cl	peptidyl halomethane inhibitors of cysteine peptidases
Leu-Phe-VS-CH3	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
Leu-Val-Val-Tyr-Pro-Trp-Thr	spinorphin
leucinal	leucinal
leucinethiol	leucinethiol
leuhistin	leuhistin
leupeptazin	small-molecule inhibitors of cysteine peptidases
leupeptin	leupeptin
leupyrrin B1	small-molecule serine peptidase inhibitors
LHVS	LHVS
linagliptin	linagliptin
lipopeptide	peptide inhibitors of serine peptidases
lisinopril	lisinopril
Lixiana	edoxaban
LJNK	small-molecule inhibitors of metallopeptidases
LK-732	arginine- or lysine-based inhibitors of serine peptidases
LK-733	LK-733
LL11	S01.217-binding aptamer
LLLLRVKR	multi-Leu peptide
LNP023	small-molecule serine peptidase inhibitors
loggerpeptin	peptide inhibitors of serine peptidases
lomofungin	small-molecule inhibitors of metallopeptidases
lopinavir	lopinavir
Lotensin	benazeprilat
loxistatin	E64d
LP-130	pseudo-peptide bond inhibitors of aspartic peptidases
LP-149	LP-149
LSEAL peptide	LSEAL peptide
LTI-1	small-molecule inhibitors of metallopeptidases
LU-001	small-molecule inhibitors of threonine peptidases
LU-002c	small-molecule inhibitors of threonine peptidases
LU-005i	LU-005i
LU-015	small-molecule inhibitors of threonine peptidases
LU-102	LU-102
luteolin	luteolin
LVLQTM	LVLQTM
LVV-haemorphin 7	peptide inhibitors of metallopeptidase
LVV-hemorphin 7	LVV-hemorphin 7
LXE408	LXE408
LY-411,575	LY411575
LY-411575	LY411575
LY-570310	telaprevir
LY178550	LY178550
LY2434074	LY2434074
LY2811376	LY2811376
LY2886721	LY2886721
LY3000328	LY3000328
LY312340	LY312340
LY3314814	lanabecestat
LY411575	LY411575
LY450139	semagacestat
LY514962	alpha-ketoamide inhibitors of serine peptidases
LY517717	LY517717
LY52	LY52
lyngbyastatin	lyngbyastatin
LYP	LYP
LYP2 bestatin derivative	bestatin
LYP3	LYP3
Lys-Ala chloromethyl ketone	halomethane inhibitors of serine peptidases
Lys-Ala-Phe-Arg	peptide inhibitors of metallopeptidase
Lys-Met(sulfone)-Tyr-Arg-H	Lys-Met(sulfone)-Tyr-Arg-H
Lys[Z(NO2)]-pyrrolidide	Lys[Z(NO2)]-pyrrolidide
Lys[Z(NO2)]-thiazolidide	Lys[Z(NO2)]-thiazolidide
lysianadioic acid	lysianadioic acid
lysinethiol	lysinethiol
LZNP	Lys[Z(NO2)]-pyrrolidide
LZNT	Lys[Z(NO2)]-thiazolidide
M
M826	M826
M83	small-molecule serine peptidase inhibitors
M867	M867
M8891	small-molecule inhibitors of metallopeptidases
MA-LF	2-mercaptoacetyl-L-leucyl-L-phenylalanine
macrocyclic inhibitor of aspartic peptidase	macrocyclic inhibitor of aspartic peptidase
macrocyclic inhibitor of cysteine peptidase	macrocyclic inhibitor of cysteine peptidase
macrocyclic inhibitor of serine peptidase	macrocyclic inhibitor of serine peptidase
macrocyclic peptidomimetic	macrocyclic inhibitor of aspartic peptidase
macyranone A	small-molecule inhibitors of threonine peptidases
MALT-inhibitor 2	MALT-inhibitor 2
MAPI microbial alkaline proteinase inhibitor	MAPI microbial alkaline proteinase inhibitor
marchantin M	marchantin M
marimastat	marimastat
Marizev	omarigliptin
marizomib	salinosporamide A
matlystatin A	matlystatin A
matlystatin B	matlystatin B
maturation inhibitor	beverimat
MB21	small-molecule serine peptidase inhibitors
MBi-4	small-molecule inhibitors of aspartic peptidases
MCB3937	MCB3937
MCI-9038	argatroban
MD1	MD1
MD2	MD2
MD3	MD3
MD805	argatroban
MDCO-2010	small-molecule serine peptidase inhibitors
mdivi-1	small-molecule inhibitors of metallopeptidases
MDL 100173	MDL 100173
MDL 100240 (proinhibitor)	MDL 100173
MDL 27,088	small-molecule inhibitors of metallopeptidases
MDL 27,788	small-molecule inhibitors of metallopeptidases
MDL104903	MDL104903
MDL201053	Z-FA-FMK
MDL28170	MDL28170
MDL73347	MDL73347
melagatran	melagatran
melatonin	melatonin
memapsin-2 inhibitors	memapsin-2 inhibitors
MeOSuc-Ala-Ala-Ala-Pro-PheCH(2)Cl	halomethane inhibitors of serine peptidases
MeOSuc-Ala-Ala-Pro-boroVal	boron-containing inhibitors of serine peptidases
MeOSuc-Ala-Ala-Pro-Val-CH(2)Cl	MeOSuc-Ala-Ala-Pro-Val-CH(2)Cl
mepazine	mepazine
Mepentil	thymopentin
mercaptoacyl amino acids	mercaptoacyl amino acids
mercaptoacyldipeptides	mercaptoacyldipeptides
Merck 662086	LDN-57444
Merck C	XA22.001 inhibitors
Merck L915	small-molecule inhibitors of metallopeptidases
Mesupron (prodrug)	WX-UK1
metal ejectors	metal ejectors
metal-abstraction peptide	peptide inhibitors of metallopeptidase
metal-binding inhibitor of metallopeptidase	chelating inhibitors of metallopeptidases
metal-containing inhibitor of aspartic peptidase (general)	metal-containing inhibitor of aspartic peptidase (general)
metal-containing inhibitor of cysteine peptidase (general)	metal-containing inhibitor of cysteine peptidase (general)
metal-containing inhibitor of metallopeptidase (general)	metal-containing inhibitor of metallopeptidase (general)
metal-containing inhibitor of serine peptidase (general)	metal-containing inhibitor of serine peptidase (general)
metal-containing inhibitor of threonine peptidase (general)	metal-containing inhibitor of threonine peptidase (general)
metastat	COL-3
methionine thiol	PC18
Methionyl aminopeptidase 2 inhibitor	A832234
4-methylumbelliferyl p-(NNN-trimethylammonium)cinnamate	MUTMAC
4-methylumbelliferyl p-guanidinobenzoate	MUGB
MF-480	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
MG-101	ALLN
MG-132	MG132
MG-262	MG-262
MG115	MG115
MG132	MG132
MGPA	2-mercaptomethyl-3-guanidinoethylthiopropanoic acid
MGTA	2-mercaptomethyl-3-guanidinoethylthiopropanoic acid
MI-1148	MI-1148
MI-2	MALT-inhibitor 2
MI-432	MI-432
MI-460 (S01.302)	small-molecule serine peptidase inhibitors
MI-461	small-molecule serine peptidase inhibitors
Michael acceptor	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
microcystin-LR	small-molecule inhibitors of threonine peptidases
micropeptin	micropeptin
microviridin	microviridin
microviridin J	microviridin
microviridin K	microviridin
minocycline	tetracycline derivatives
MIP-1232	small-molecule serine peptidase inhibitors
miraziridine A	miraziridine A
mitoxantrone	small-molecule inhibitors of cysteine peptidases
MIV-0711	small-molecule inhibitors of cysteine peptidases
MIV-247	small-molecule inhibitors of cysteine peptidases
MIV-711	MIV-711
MJ-24	small-molecule inhibitors of metallopeptidases
MK-0431	sitagliptin
MK-0626	MK-0626
MK-0674	MK-0674
MK-0752	MK-0752
MK-0822	odanacatib
MK-1220	MK-1220
MK-1256	MK-1256
MK-1597	MK-1597
MK-2748	MK-2748
MK-3102	omarigliptin
MK-421	enalapril
MK-422	enalapril
MK-431	sitagliptin
MK-4519	MK-4519
MK-5172	grazoprevir
MK-521	lisinopril
MK-626	MK-0626
MK-6325	MK-6325
MK-639	indinavir
MK-7009	vaniprevir
MK-8141	MK-8141
MK-822	odanacatib
MK-8718	small-molecule inhibitors of aspartic peptidases
MK-8831	small-molecule serine peptidase inhibitors
MK-8931	verubecestat
MK0626	MK-0626
MK0791	cilastatin
MK351A	MK351A
MKI	talopeptin
ML132	ML132
ML188	ML188
ML300	small-molecule inhibitors of cysteine peptidases
ML323	ML323
ML345	small-molecule inhibitors of metallopeptidases
ML364	small-molecule inhibitors of cysteine peptidases
ML5	ML5
ML604440	small-molecule inhibitors of threonine peptidases
MLN-341	bortezomib
MLN-4760	MLN-4760
MLN-4924	small-molecule inhibitors of threonine peptidases
MLN2238 (pro-inhibitor)	ixazomib
MLN273 (XT01.001 inibitor)	MLN273 (XT01.001 inibitor)
MLN519	MLN519
MLN9708	ixazomib
MLT-748	MLT-748
MLT-827	MLT-827
MMI-166	MMI-166
MMI270	CGS27023A
MMP-8 inhibitor I	MMP-8 inhibitor I
MMP-9i	peptide inhibitors of metallopeptidase
MMP13i-A	small-molecule inhibitors of metallopeptidases
MMP2/MMP9 inhibitor I	small-molecule inhibitors of metallopeptidases
MMP2/MMP9 inhibitor II	small-molecule inhibitors of metallopeptidases
MMP408	MMP408
MMPSI	MMPSI
MNRC-5	MNRC-5
moexipril	moexipril
moexiprilat	moexipril
molassamide	peptide inhibitors of serine peptidases
momordin Ic	small-molecule inhibitors of cysteine peptidases
Mor-Phe-Nle-CHF-NME	CP-81,282
moracin C	polyphenol inhibitors of serine peptidases
morpholine-4-carboxylic acid (S)-1-[4-cyano-1-(3-morpholin-4-yl-propyl)-piperidin-4-ylcarbamoyl]-4,4-dimethyl-hexyl-amide	small-molecule inhibitors of cysteine peptidases
morpholinurea-leucine-homophenylalanine-vinyl phenyl sulfone	LHVS
MPH-966	Alvelestat
MQPA	argatroban
MR-889	MR-889
MRK-003	MRK-003
MRK-560	MRK-560
MRK003	MRK-003
MRT12113	small-molecule serine peptidase inhibitors
MS-560	small-molecule inhibitors of metallopeptidases
MTSET	small-molecule inhibitors of cysteine peptidases
MUGB	MUGB
multi-Leu peptide	multi-Leu peptide
mupain-1	mupain-1
MUTMAC	MUTMAC
MV026031	small-molecule inhibitors of cysteine peptidases
MV026630	MV026630
MV151	Ada-Ahx3-L3VS
MV201	epoxide inhibitors of cysteine peptidases
MVT-101	MVT-101
MW167	MW167
myricetin	myricetin
myricetin	polyphenol inhibitors of metallopeptidases
myxovirescin	myxovirescin
N
N-(1-benzyl-2-carbamoyl-2-oxoethyl)-2-[E-2-(4-diethylaminomethylphenyl)ethen-1-yl]benzamide	A-705253
N-(1-carbamoyl-1-oxohex-1-yl)-2-[E-2-(4-dimethylaminomethylphenyl)-ethen-1-yl]benzamide	A-705239
N-(1-carboxy-3-phenylpropyl)-phenylalanyl-alpha-aspargine	HPI
N-(2-chloroethyl)-N-methylphenylalanine	haloketone inhibitor of metallopeptidase
N-(3-chloropropionyl)-L-phenylalanine	N-(3-chloropropionyl)-L-phenylalanine
N-(3-Mercapto-5-methyl-1-oxohexyl)-l-phenylalanine	C20
N-(4-morpholine)carbonyl-beta-(1-naphthyl)-l-alanine-l-leucine boronic acid	MLN273 (XT01.001 inibitor)
N-(Furan-2-ylmethyl)-2-((6-morpholino-4-oxo-3-phenethyl-3,4-dihydroquinazolin-2-yl)thio)acetamide	BC-1471
N-(N-(1-carboxyl-3-phenylpropyl)-phe)-iso-ser, N-(N-(1-carboxyl-3-phenylpropyl)phenylalanyl)isoserine	SCH39370
N-(pyridine-3-carbonyl)-Val-boroPro	ARI-3531
N-(pyridine-4-carbonyl)-D-Ala-boroPro	ARI-3099
N-[(R)-2-benzyl-5-cyano-4-oxopentanoyl]-L-phenylalanine	irreversible metallopeptidase inhibitors
N-[2-(1-formyl-2-methyl-propyl)-1-(4-piperidin-1-ylbut-2-enoyl)-pyrrolidin-3-yl]-methane sulfonoamide	GW-311616
N-[2-(2-[(2S)-2-cyanopyrrolidin-1-yl]-2-oxoethylamino)-2-methylpropyl]-2-methylpyrazolo[1,5-a]pyrimidine-6-carboxamide hydrochloride	anagliptin
N-[4-(4-Morpholinyl)butyl]-2-benzofurancarboxamide hydrochloride	CL82198
N-[N-(3,5-difluorophenylacetyl)-L-alanyl]-S-phenylglycine tbutyl ester	DAPT
N-acetyl-isoleucyl-prolyl-phenylalaninal	aldehyde- or ketone-related inhibitors of serine peptidases
N-acetyl-L-alanyl-L-alanyl-alpha-azaalanine p-nitrophenyl ester	N-acetyl-L-alanyl-L-alanyl-alpha-azaalanine p-nitrophenyl ester
N-alkoxy-arylsulfonamide	N-alkoxy-arylsulfonamide
N-benzyloxycarbonyl-prolyl-3-fluoropyrrolidine	proline-based inhibitors of serine peptidases
N-benzyloxycarbonyl-prolyl-prolinal	Z-Pro-Pro-H
N-benzyloxycarbonyl-thioprolyl-thioprolinal-dimethylacetal (ZTTA)	Z-Pro-Pro-H
N-benzyloxycarbonyl-Val-Leu-leucinal	Z-Val-Leu-Leu-H
N-bromoacetyl-D-leucylglycine	N-bromoacetyl-D-leucylglycine
N-bromoacetyl-N-methyl-L-phenylalanine	N-bromoacetyl-N-methyl-L-phenylalanine
N-bromosuccinimide	small-molecule serine peptidase inhibitors
N-chloroacetyl-N-hydroxy-alpha-Phe-OMe	haloketone inhibitor of metallopeptidase
N-chloroacetyl-N-hydroxy-beta-L-phenylalanine N-methylamide	irreversible metallopeptidase inhibitors
N-chloroacetyl-N-hydroxy-beta-Phe-NHMe	haloketone inhibitor of metallopeptidase
N-chloroacetyl-N-hydroxyleucine methyl ester	haloketone inhibitor of metallopeptidase
N-ethoxycarbonyl-D-phenylalanyl-L-prolyl-alpha-azalysine p-nitrophenyl ester	azapeptide inhibitors of serine peptidases
N-hydroxy-2-(naphthalene-2-ylsulfanyl)-acetamide	HNSA
N-iodoacetyl-valine-phenylalanine-amide	N-iodoacetyl-valine-phenylalanine-amide
N-isobutyl-N-[4-methoxyphenylsulfonyl]glycyl hydroxamic acid	N-isobutyl-N-[4-methoxyphenylsulfonyl]glycyl hydroxamic acid
N-isovaleryl-tyrosyl-valyl-argininal	strepin P-1
N-mercaptoacetyl-Phe-Tyr-amide	N-mercaptoacetyl-Phe-Tyr-amide
N-methyl peptide	reduced peptide bond inhibitors
N-phenethylphosphonyl-L-leucyl-L-tryptophane	phosphoramidon
N-phenylmaleimide	N-phenylmaleimide
N-piperazinyl-CO-Leu-Hph-VS-Ph	APC3328
N-sulfamoyl-L-phenylalanine	thiol inhibitors of metallopeptidases
N-[(5-methylisoxazol-3-yl)carbonyl]alanyl-L-valyl-N1-((1R,2Z)-4-(benzyloxy)-4-o xo-1-[(3R)-2-oxopyrrolidin-3-yl]methylbut-2-enyl)-L-leucinamide	N3
N-l-(2(R,S)-carboxy-4-phenylbutyl)-cyclopentylcarbonyl-(S)-tryptophan	CCT
N3	N3
NA101	small-molecule inhibitors of cysteine peptidases
nafamostat mesilate	nafamostat mesilate
NAM-105	syrbactin analogue
NAM-93	syrbactin analogue
NAM-95	syrbactin analogue
namalide	small-molecule inhibitors of metallopeptidases
NAPAP	NAPAP
Naph-KKR-H	Naph-KKR-H
napsagatran	napsagatran
NapSul-Ile-Trp-CHO	NapSul-Ile-Trp-CHO
narlaprevir	narlaprevir
nazumamide A	nazumamide A
nazumazole	small-molecule serine peptidase inhibitors
NB-360	NB-360
NBS	small-molecule serine peptidase inhibitors
NC-001	small-molecule inhibitors of threonine peptidases
NC-005	NC-005
NC-022	small-molecule inhibitors of threonine peptidases
NC-2300	NC-2300
NC002	epoxide inhibitors of threonine peptidases
NC002	epoxide inhibitors of threonine peptidases
NC2213	NC2213
NCO-700	NCO-700
ND-322	ND-322
ND-336	small-molecule inhibitors of metallopeptidases
ND-364 (metabolite of NS322)	ND-322
ND-378	thiirane inhibitors of metallopeptidases
ND-478 (prodrug of ND-322)	ND-322
nelfinavir	nelfinavir
NEM	NEM
NESS002ie	NESS002ie
Neurodur	leupeptin
NF	arphamenine A
NF	arphamenine B
NH(2)-(D-Arg)(9)-Val-Leu-Arg-CO-NHOH	R9LF-1
NH(2)-CH-Ph-P(O)(OH)CH(2)-CH-CH(2)Ph(p-Ph)-CONH-CH-CH(3)-COOH(-)	P8B
NI-03	camostat mesilate
NI956/QGC006	NI956/QGC006
nickel pyrithione complex	metal-containing inhibitor of cysteine peptidase (general)
Ninlaro	ixazomib
Nip-Leu-Leu-LeuVS-Me	Nip-Leu-Leu-LeuVS-Me
NITD679	small-molecule inhibitors of aspartic peptidases
NITD731	small-molecule inhibitors of aspartic peptidases
nitrile inhibitors of cysteine peptidases	nitrile inhibitors of cysteine peptidases
nitrobenzyloxycarbonyl arginine chloromethylketone	peptidyl halomethane inhibitors of cysteine peptidases
nitrobestatin	bestatin
nitrogen mustard	chlorambucil
nitroxoline	nitroxoline
NK-1.8k	NK-1.8k
NK-1.9k	NK-1.9k
NK3201	NK3201
NLVS	Nip-Leu-Leu-LeuVS-Me
NNGH	N-isobutyl-N-[4-methoxyphenylsulfonyl]glycyl hydroxamic acid
NNU219	small-molecule inhibitors of threonine peptidases
NNU546	small-molecule inhibitors of threonine peptidases
nona-d-arginine amide	nona-d-arginine amide
nona-L-arginine	nona-L-arginine
norleucine1-angiotensin IV	angiotensin IV
Norvir	ritonavir
nostodione A	nostodione A
nostopeptin BN920	peptide inhibitors of serine peptidases
nostosin A (Nostoc sp.)	aldehyde- or ketone-related inhibitors of serine peptidases
nostosin B (Nostoc sp.)	aldehyde- or ketone-related inhibitors of serine peptidases
NPGB	NPGB
NPI-0047	salinosporamide B
NPI-0052	salinosporamide A
NPI52	NPI52
NPI64	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
NPLT	phosphoramidon
NS-134	NS-134
NS-629	NS-134
NSC 163501	acivicin
NSC 18508	small-molecule inhibitors of cysteine peptidases
NSC 251810	small-molecule inhibitors of cysteine peptidases
NSC 632839	NSC 632839
NSC 89167	small-molecule inhibitors of cysteine peptidases
NSC D750499	BU-32
NSC1011	small-molecule inhibitors of metallopeptidases
NSC13345	small-molecule inhibitors of cysteine peptidases
NSC185058	NSC185058
NSC48300	NSC48300
NSC635393	small-molecule serine peptidase inhibitors
NSITC	NapSul-Ile-Trp-CHO
NTE-1	small-molecule inhibitors of metallopeptidases
NTE-2	small-molecule inhibitors of metallopeptidases
NU172	S01.217-binding aptamer
NU655	small-molecule inhibitors of aspartic peptidases
NVP-AHW700-NX	NVP-AHW700-NX
NVP-DPP728	NVP-DPP728
NVP-LAF237	vildagliptin
NWL-117	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
NWL-154	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
O
OA-Hy	small-molecule inhibitors of metallopeptidases
odanacatib	odanacatib
OF4949	OF4949
Olysio	simeprevir
OM00-3	OM00-3
OM99-2	OM99-2
Omapatrilat	omapatrilat
omapatrilat	omapatrilat
omarigliptin	omarigliptin
omuralide	clasto-lactacystin beta-lactone
Ondero	linagliptin
Onglyza	saxagliptin
ONO 3403	arginine- or lysine-based inhibitors of serine peptidases
ONO-4817	ONO-4817
ONO-5046	sivelestat
ONO-5334	ONO-5334
Ono-5435	sitagliptin
ONO-6818	ONO-6818
Ono-EI-600	Ono-EI-600
ONO-KK1-300-01	ONO-KK1-300-01
ONO-MI1-514	small-molecule inhibitors of metallopeptidases
ONO-MI1-570	small-molecule inhibitors of metallopeptidases
ONO-WH-236	small-molecule serine peptidase inhibitors
ONO3307	ONO3307
ONX 0914	ONX 0914
ONX0912	ONX0912
OP	1,10-phenanthroline
opiorphin	opiorphin
oprozomib	oprozomib
ortho-dihydrotanshinone	small-molecule inhibitors of cysteine peptidases
oscillapeptin	oscillapeptin
oscillarin	oscillarin
OST-4077	OST-4077
otamixaban	otamixaban
ovalicin	fumagillin
ovalicin	ovalicin
oxirane inhibitor	epoxide inhibitors of cysteine peptidases
6-oxo-6-deoxyfumagillol	fumagillin
P
p-(amidinophenyl)methanesulfonyl fluoride (p-APMSF)	APMSF
P-1946	P-1946
p-aminobenzoate (PAMBA)	PAMBA
p-bromophenacyl bromide	p-bromophenacyl bromide
p-iodo-D-phenylalanine hydroxamate	hydroxamate-containing inhibitors of metallopeptidases
P-Leu-Phe	P-Leu-Phe
p-NH2-Bz-Gly-Pro-D-Leu-D-Ala-NHOH	FN-439
p-nitrophenyl N2-acetyl-N1-benzylcarbazate	p-nitrophenyl N2-acetyl-N1-benzylcarbazate
p-nitrophenyl-p"-guanidinobenzoate	NPGB
P005091	P5091
P0217564	P5091
P045204	small-molecule inhibitors of cysteine peptidases
P12-3A	peptide inhibitors of metallopeptidase
P217564	P217564
P22077	P22077
P32/98	isoleucyl-thiazolidide
P5091	P5091
P8B	P8B
P9941	P9941
PA-457	beverimat
PAC-22	PAQ-22
paecilopeptin	paecilopeptin
palmatine	small-molecule serine peptidase inhibitors
PAMBA	PAMBA
pancaspase inhibitor	peptidyl halomethane inhibitors of cysteine peptidases
PAQ-22	PAQ-22
paritaprevir	ABT-450
parthenolide	small-molecule inhibitors of cysteine peptidases
PC18	PC18
PCMB	PCMB
PCSK9i	peptide Pep2-8
PD 163594	PD 163594
PD 172524	LB30057
PD-129,541 cyclic peptide	peptide inhibitors of aspartic peptidases
PD-130,328	PD-130,328
PD-135,040 (A01.017 inhbitor)	PD-135,040 (A01.017 inhbitor)
PD-198961	PD-198961
PD0348292	eribaxaban
PD125967	PD125967
PD150606	PD150606
PD151746	PD151746
PD166793	hydroxamate-containing inhibitors of metallopeptidases
pedalitin	quercetin
Pefabloc	AEBSF
pentenocin B	pentenocin B
pepstatin	pepstatin
pepstatin A	pepstatin
peptide fluoromethylketone	peptidyl halomethane inhibitors of cysteine peptidases
peptide inhibitors of aspartic peptidases	peptide inhibitors of aspartic peptidases
peptide inhibitors of cysteine peptidases	peptide inhibitors of cysteine peptidases
peptide inhibitors of metallopeptidase	peptide inhibitors of metallopeptidase
peptide inhibitors of serine peptidases	peptide inhibitors of serine peptidases
peptide inhibitors of threonine peptidases	peptide inhibitors of threonine peptidases
peptide isostere cysteine peptidase inhibitors	peptide isostere cysteine peptidase inhibitors
peptide isostere inhibitors of serine peptidases	peptide isostere inhibitors of serine peptidases
peptide IVYPW	peptide IVYPW
peptide leucine arginine	cyclic peptide inhibitors of serine peptidases
peptide Pep2-8	peptide Pep2-8
peptidyl cyclopropenone inhibitor of cysteine peptidase	peptidyl cyclopropenone inhibitor of cysteine peptidase
peptidyl diazoethane	diazo inhibitors of cysteine peptidases
peptidyl diazomethane	diazo inhibitors of cysteine peptidases
peptidyl halomethane inhibitors of cysteine peptidases	peptidyl halomethane inhibitors of cysteine peptidases
peptidyl halomethane inhibitors of threonine peptidases	peptidyl halomethane inhibitors of threonine peptidases
peptidyl sulfonium salt	peptidyl sulfonium salt
peptidyl-chloromethane	halomethane inhibitors of serine peptidases
peptidyl-fluoromethane	halomethane inhibitors of serine peptidases
perindopril	perindopril
perindoprilat (proinhibitor)	perindopril
PES_103	hydroxamate-containing inhibitors of metallopeptidases
PETIR-001	PETIR-001
PF-00356231	PF-00356231
PF-00734200	gosogliptin
PF-00835231	PF-00835231
PF-03084014	PF-3084014
PF-03491390	PF3491390
PF-04886847	PF-04886847
PF-06751979	small-molecule inhibitors of aspartic peptidases
PF-3084014	PF-3084014
PF-429242	PF-429242
PF-5480090	small-molecule inhibitors of metallopeptidases
PF-734200	gosogliptin
PF152	PF152
PF3491390	PF3491390
PG-116800	PG-116800
PG394	small-molecule inhibitors of aspartic peptidases
PG418	small-molecule inhibitors of aspartic peptidases
PGI-02776 (prodrug of ZJ-43)	ZJ-43
pGlu-Trp-Pro-Arg-Pro-Gln-Ile-Pro-Pro	teprotide
Phe-Gly-H	phenylalanylglycinal
phebestin	phebestin
phenacein	phenacein
o-phenanthroline	1,10-phenanthroline
1,10-phenanthroline	1,10-phenanthroline
1,10-phenanthroline-5,6-dione	1,10-phenanthroline
Phendione	1,10-phenanthroline
phenyl vinyl sulfone	phenyl vinyl sulfone
phenylacetyl-Arg-Val-Arg-4-amidinobenzylamide	phenylacetyl-Arg-Val-Arg-4-amidinobenzylamide
phenylalanylglycinal	phenylalanylglycinal
phenylboronic acid	boron-containing inhibitors of serine peptidases
phenylmethane sulfonylfluoride	PMSF
phenylnorstatine inhibitor	pseudo-peptide bond inhibitors of aspartic peptidases
phepropeptin	cyclic peptide inhibitors of threonine peptidases
phepropeptin B	phepropeptin B
phevalin	phevalin
PhN	1,10-phenanthroline
phosphinate	phosphorus-containing inhibitors of metallopeptidases
phosphinic acid	phosphorus-containing inhibitors of metallopeptidases
phosphonate	phosphorus-containing inhibitors of metallopeptidases
phosphonic acid	phosphorus-containing inhibitors of metallopeptidases
2-(phosphonomethyl)pentanedioic acid	PMPA
phosphoramidon	phosphoramidon
phosphorus-containing inhibitors of aspartic peptidases	phosphorus-containing inhibitors of aspartic peptidases
phosphorus-containing inhibitors of cysteine peptidases	phosphorus-containing inhibitors of cysteine peptidases
phosphorus-containing inhibitors of metallopeptidases	phosphorus-containing inhibitors of metallopeptidases
phosphorus-containing inhibitors of serine peptidases	phosphorus-containing inhibitors of serine peptidases
phosphorus-containing inhibitors of threonine peptidases	phosphorus-containing inhibitors of threonine peptidases
phosphoryl-L-leucyl-L-phenylalanine	P-Leu-Phe
photoreactive inhibitors	photoreactive inhibitors
PHX-1149T	dutogliptin
PHX1149	PHX1149
PHX1766	PHX1766
PI-083	PI-083
PI-1840	PI-1840
pimozide	pimozide
piperastatin	piperastatin A
piperastatin A	piperastatin A
piperlongumine	small-molecule inhibitors of threonine peptidases
PIQ-22	PIQ-22
Piv-His-Pro-Phe-His-Leu-OH-Leu-Tyr-Tyr-Ser-NH2	CH-66
PK101	PK101
PKF241-466	small-molecule inhibitors of metallopeptidases
PKF242-484	small-molecule inhibitors of metallopeptidases
PKF275-055	PKF275-055
PKS21025	small-molecule inhibitors of threonine peptidases
PKS2104	small-molecule inhibitors of threonine peptidases
PKS21221	small-molecule inhibitors of threonine peptidases
PKS3080	small-molecule inhibitors of threonine peptidases
PKSI-527	PKSI-527
PL-100	PL-100
PL250	PL250
PL265	PL265
PL302	PL302
planktopeptin	cyclic peptide inhibitors of serine peptidases
plasma kallikrein-binding aptamer	S01.212-binding aptamer
plectasin	plectasin
plectasin	small-molecule serine peptidase inhibitors
Plummer"s inhibitor	2-mercaptomethyl-3-guanidinoethylthiopropanoic acid
PMPA	PMPA
PMSF	PMSF
PNASN-1	small-molecule serine peptidase inhibitors
PNU-140690	tipranavir
Pol 647	Pol 647
Pol 656	Pol 656
POL6014	small-molecule serine peptidase inhibitors
Poly R	nona-L-arginine
polycresulen	small-molecule serine peptidase inhibitors
polyhedral metallacarborane	polyhedral metallacarborane
polyozellin	small-molecule serine peptidase inhibitors
polyphenol inhibitors of aspartic peptidases	polyphenol inhibitors of aspartic peptidases
polyphenol inhibitors of cysteine peptidases	polyphenol inhibitors of cysteine peptidases
polyphenol inhibitors of metallopeptidases	polyphenol inhibitors of metallopeptidases
polyphenol inhibitors of proteasomes	polyphenol inhibitors of proteasomes
polyphenol inhibitors of serine peptidases	polyphenol inhibitors of serine peptidases
poststatin	poststatin
PPACK	PPACK
PPI-2458	PPI-2458
PPNDS	small-molecule inhibitors of metallopeptidases
PR-047	PR-047
PR-171	carfilzomib
PR-619	PR-619
PR-825	small-molecule inhibitors of threonine peptidases
PR-924	PR-924
PR-957	ONX 0914
PR3	epoxide inhibitors of threonine peptidases
PR39 peptide	PR39 peptide
Pradaxa	dabigatran
pralnacasan	pralnacasan
prezista	darunavir
Primaxin	cilastatin
Prinivil	lisinopril
Prinomastat	Prinomastat
Pro-boroPro	boron-containing inhibitors of serine peptidases
Pro-His-Pro-Phe-His-Sta-Val-Ile-His-Lys	H-189
Pro-Leu-Gly-hydroxamate	Pro-Leu-Gly-hydroxamate
Pro-Leu-Gly-NHOH	Pro-Leu-Gly-hydroxamate
Pro-Phe-psi(PO2CH2)-Leu-Pro-NH2	phosphorus-containing inhibitors of metallopeptidases
Pro-Pro-diphenylphosphonate	prodipine
Pro-Thr-Glu-Phe-R-Phe-Arg-Glu (R = -CH2NH-)	H-256
probestin	probestin
prodipine	prodipine
proflavin	proflavin
prohisin	prohisin
proline-based inhibitor of metallopeptidase	proline-based inhibitor of metallopeptidase
proline-based inhibitors of cysteine peptidases	proline-based inhibitors of cysteine peptidases
proline-based inhibitors of serine peptidases	proline-based inhibitors of serine peptidases
promazine	small-molecule inhibitors of cysteine peptidases
propargyl-based cysteine peptidase inhibitors	propargyl-based cysteine peptidase inhibitors
propeptin	propeptin
propioxatin	hydroxamate-containing inhibitors of metallopeptidases
propioxatin A	propioxatin A
proprotein convertase propeptide-like peptide	peptide inhibitors of serine peptidases
proteasome inhibitor 3	MG-262
proteasome inhibitor aldehydes	proteasome inhibitor aldehydes
proteasome inhibitor I	Z-Ile-Glu(OtBu)-Ala-Leu-H
proteasome inhibitor II	Z-Leu-Leu-Phe-H
proteasome inhibitor III	MG-262
PS-273	MLN273 (XT01.001 inibitor)
PS-519	MLN519
PS1	Z-Ile-Glu(OtBu)-Ala-Leu-H
PS341	bortezomib
pseudo-iodotyrostatin	tyrostatin
pseudo-peptide bond inhibitors of aspartic peptidases	pseudo-peptide bond inhibitors of aspartic peptidases
pseudo-tyrostatin	tyrostatin
pseudoaeruginosin	pseudoaeruginosin
pseudoaeruginosin NS1	pseudoaeruginosin
pseudoaeruginosin NS2	pseudoaeruginosin
pseudopeptide	reduced peptide bond inhibitors
pseudopeptide threonine peptidase inhibitor	pseudopeptide threonine peptidase inhibitor
PSI	Z-Ile-Glu(OtBu)-Ala-Leu-H
PSI-3	MG-262
PSI-III	MG-262
psysol 2	small-molecule serine peptidase inhibitors
PT-100	PT-100
PT-630	Glu-boroPro
PTL11028	PTL11028
pullularin C	pullularin C
puromycin	puromycin
purpurin	small-molecule inhibitors of metallopeptidases
PW28	sulfonyl fluoride inhibitor of threonine peptidase
pyrizinostatin	pyrizinostatin
pyroGlu-Lys-Trp-Ala-Pro	Bj-PRO-5a
pyrrolidine inhibitor of metallopeptidase	proline-based inhibitor of metallopeptidase
Q
Q-VD-OPh	Q-VD-OPh
Q448	small-molecule serine peptidase inhibitors
QCBT7	small-molecule inhibitors of threonine peptidases
QGC001 (prodrug of EC33)	firibastat
Quadropril	spirapril
QUB-F1	phosphorus-containing inhibitors of serine peptidases
QUB-TL1	small-molecule serine peptidase inhibitors
quercetin	quercetin
quinapril	quinapril
quinaprilat (proinhibitor)	quinapril
quinoline-Val-Asp(OMe)-CH2-OPh	Q-VD-OPh
quinolyl-valyl-O-methylaspartyl-[-2,6-difluorophenoxy]-methyl ketone	Q-VD-OPh
quisqualic acid	quisqualic acid
R
R-3032	R-3032
R-569	R-569
R-94138	R-94138
R7227	danoprevir
R9D-14	S01.217-binding aptamer
R9LF-1	R9LF-1
RA-14	small-molecule inhibitors of cysteine peptidases
RA-9	RA-9
RA190	small-molecule inhibitors of cysteine peptidases
RA36	S01.217-binding aptamer
racecadotril (prodrug)	thiorphan
ramipril	ramipril
ramiprilat	ramipril
Rasilez	aliskiren
razaxaban	razaxaban
RB 101(S)	RB 101(S)
RB 105	RB 105
RB 106	2-mercaptoacyl-dipeptides
RB006	S01.217-binding aptamer
RB104	RB104
RB150 (prodrug of EC33)	firibastat
RB25	RB25
RB3007	RB3007
RB3014	RB3014
RBx-0128	small-molecule serine peptidase inhibitors
RBx-0597	small-molecule serine peptidase inhibitors
RE31	S01.217-binding aptamer
Rebimastat	BMS-275291
recursterol	recursterol
reduced peptide bond inhibitor of aspartic peptidase	pseudo-peptide bond inhibitors of aspartic peptidases
reduced peptide bond inhibitors	reduced peptide bond inhibitors
regasepin1	small-molecule inhibitors of metallopeptidases
regasepin2	small-molecule inhibitors of metallopeptidases
relacatib	relacatib
remikiren	remikiren
Rendix	dabigatran
Renormax	spirapril
resveratrol	resveratrol
retagliptin	retagliptin
retropepsin dimerization inhibitors	retropepsin dimerization inhibitors
retropepsin inhibitors	retropepsin inhibitors
Revlimid	small-molecule inhibitors of threonine peptidases
Reyataz	atazanavir
RG7227	danoprevir
RID-F	small-molecule inhibitors of threonine peptidases
ridaifen-F	small-molecule inhibitors of threonine peptidases
Ridaura	metal-containing inhibitor of cysteine peptidase (general)
ritonavir	ritonavir
rivaroxaban	rivaroxaban
RK-805	fumagillin
RK-805	RK-805
Ro 28-2653	Ro 28-2653
Ro 31-8472	Ro 31-8472
Ro 31-8959	saquinavir
Ro 32-7315	Ro 32-7315
Ro 42-5892	remikiren
Ro-1130830	RS-130830
RO-206-0222	small-molecule inhibitors of metallopeptidases
RO1	RO1
RO200-1770	RO200-1770
Ro31-9790	Ro31-9790
Ro32-3555	Ro32-3555
RO4929097	RO4929097
RO5444101	RO5444101
RO5459072	RO5459072
RO5461111	small-molecule inhibitors of cysteine peptidases
Roche 28-2653	Ro 28-2653
ronastat	nafamostat mesilate
RPR120844	RPR120844
RPR209685	RPR209685
RR-11a	RR-11a
RRGF	peptide inhibitors of metallopeptidase
RS-10085	moexipril
RS-130830	RS-130830
RS-5139	temocapril
RSV	resveratrol
RTD-1	peptide inhibitors of metallopeptidase
RTS-V5	small-molecule inhibitors of threonine peptidases
rugosin B	polyphenol inhibitors of serine peptidases
rugosin E	polyphenol inhibitors of serine peptidases
rupintrivir	rupintrivir
ruprintrivir	rupintrivir
ruthenium compound	metal-containing inhibitor of cysteine peptidase (general)
rutin	quercetin
ruviprase	peptide inhibitors of serine peptidases
RWJ-355871	RWJ-355871
RWJ-445167	RWJ-445167
RWJ-51084	RWJ-51084
RWJ-51438	RWJ-51438
RWJ-56423	RWJ-56423
RWJ-671818	RWJ-671818
RXP-470.1	RXP-470.1
RXP03	RXP03
RXP401	phosphorus-containing inhibitors of metallopeptidases
RXP401	RXP401
RXP407	RXP407
RXPA380	RXPA380
RYM1	hydroxamate-containing inhibitors of metallopeptidases
S
S-2209	S-2209
S-3304	S-3304
S-allyl-L-cysteine	small-molecule inhibitors of cysteine peptidases
S-nitrosothiol compounds	S-nitrosothiol compounds
S-PI	pepstatin
S01.140-binding aptamer	DNA or RNA aptamer inhibitor of serine peptidase
S01.212-binding aptamer	S01.212-binding aptamer
S01.213-binding aptamer	DNA or RNA aptamer inhibitor of serine peptidase
S01.217-binding aptamer	S01.217-binding aptamer
S01.232-binding aptamer	S01.232-binding aptamer
S136492	small-molecule inhibitors of metallopeptidases
S17092	S17092
S18326	S18326
S19825	Z-Pro-Pro-H
S21402	RB 105
S35972	small-molecule serine peptidase inhibitors
SA898	SA898
sacubitril/valsartan (prodrug of M13.001 inhibitor LBQ657)	LBQ657
SAK-1	SAK-1
SAK1	SAK-1
salinosporamide A	salinosporamide A
salinosporamide B	salinosporamide B
salinosporamides D-J (proteasome inhibitors)	lactam inhibitors of proteasomes
salsolinol	small-molecule inhibitors of threonine peptidases
salvianolic acid B	small-molecule inhibitors of metallopeptidases
SAN9812	carnostatine
saquinavir	saquinavir
SAR1	small-molecule serine peptidase inhibitors
SAR107375	small-molecule serine peptidase inhibitors
SAR114137	small-molecule inhibitors of cysteine peptidases
SAR164653	small-molecule serine peptidase inhibitors
Savaysa	edoxaban
saxagliptin	saxagliptin
SB 331750	SB 331750
SB-3CT	SB-3CT
SB-462795	relacatib
SB-553484	SB-553484
SB203238	SB203238
SB216357 (inhibitor of signal peptidase I)	beta-lactam inhibitors of serine peptidases
SBC-115076	SBC-115076
SC-22716	SC-22716
SC-39026	fatty acid inhibitors of serine peptidases
SC-57461A	SC-57461A
SC-78080	small-molecule inhibitors of metallopeptidases
SC080	small-molecule inhibitors of metallopeptidases
SC68896	SC68896
SC81956	SC81956
SCH 32615	SCH 32615
SCH 33844	spirapril
SCH 34826	SCH 34826
SCH 39370	SCH39370
SCH 42354	SCH 42354
SCH 42495 (prodrug of SCH 42354)	SCH 42354
SCH 503034	boceprevir
SCH 697466	SCH 697466
SCH 900229	SCH 900229
SCH 900518	narlaprevir
SCH 900567	small-molecule inhibitors of metallopeptidases
SCH-39370	SCH39370
SCH1682496	small-molecule inhibitors of aspartic peptidases
SCH212986	aldehyde- or ketone-related inhibitors of serine peptidases
SCH215426	aldehyde- or ketone-related inhibitors of serine peptidases
SCH39370	SCH39370
SCH446211	SCH6
SCH47896	SCH47896
SCH48446	SCH48446
SCH567312	alpha-ketoamide inhibitors of serine peptidases
SCH6	SCH6
SCO-272	imarikiren
SCO-792	small-molecule serine peptidase inhibitors
scutellarin	scutellarin
scyptolin	scyptolin
scytonemide A	scytonemide A
SD-2590	small-molecule inhibitors of metallopeptidases
SD-7300	small-molecule inhibitors of metallopeptidases
SD146	SD146
SDMI-1	peptide inhibitors of serine peptidases
SDMI-2	peptide inhibitors of serine peptidases
SDZ 224-015	SDZ 224-015
SDZ283-910	SDZ283-910
secapin	peptide inhibitors of serine peptidases
SEL2711	SEL2711
SEL2770	SEL2770
selenium-containing inhibitors of metallopeptidases	selenium-containing inhibitors of metallopeptidases
semagacestat	semagacestat
sepimostat mesilate	sepimostat mesilate
sepin-1	sepin-1
sepinostat mesilate	sepimostat mesilate
Ser-Trp-Phe-Pro	Ser-Trp-Phe-Pro
SF-1902 A5	SF-1902 A5
SF2809 VI	SF2809E
SF2809E	SF2809E
SG85	SG85
SH-5	SH-5
shishicrellastatin A	small-molecule inhibitors of cysteine peptidases
shishicrellastatin B	small-molecule inhibitors of cysteine peptidases
SHR117887	SHR117887
SI-591	small-molecule inhibitors of cysteine peptidases
sialorphin	sialorphin
silanediol inhibitors of aspartic peptidases	silanediol inhibitors of aspartic peptidases
silanediol inhibitors of metallopeptidases	silanediol inhibitors of metallopeptidases
silanediol inhibitors of serine peptidases	silanediol inhibitors of serine peptidases
silicaptopril	captopril (XM02.001)
silybin	silybin
simeprevir	simeprevir
Sintomodulina	thymopentin
siomycin A	siomycin A
sirtinol	small-molecule serine peptidase inhibitors
sitagliptin	sitagliptin
sitagliptun	sitagliptin
Sivelestat	Ono-EI-600
sivelestat	sivelestat
SJA6017	SJA6017
SJB3-019A	small-molecule inhibitors of cysteine peptidases
SKF 107457	SKF 107457
SKF 108738	SKF 108738
SLV-306	SLV306
SLV306	SLV306
SLV338	SLV338
SM-19712	SM-19712
SM-25453	hydroxamate-containing inhibitors of metallopeptidases
SM-319777	KNI-764
small-molecule inhibitors of aspartic peptidases	small-molecule inhibitors of aspartic peptidases
small-molecule inhibitors of caspases	small-molecule inhibitors of caspases
small-molecule inhibitors of cysteine peptidases	small-molecule inhibitors of cysteine peptidases
small-molecule inhibitors of glutamic peptidases	small-molecule inhibitors of glutamic peptidases
small-molecule inhibitors of metallopeptidases	small-molecule inhibitors of metallopeptidases
small-molecule inhibitors of peptidases of unspecified catalytic type	small-molecule inhibitors of peptidases of unspecified catalytic type
small-molecule inhibitors of threonine peptidases	small-molecule inhibitors of threonine peptidases
small-molecule serine peptidase inhibitors	small-molecule serine peptidase inhibitors
SNJ-1715	SNJ-1715
SNJ-1757	SNJ-1757
SNJ-1945	SNJ-1945
SNJ-2008	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
SOL1	SOL1
sophoraflavanone G	small-molecule inhibitors of cysteine peptidases
sovaprevir	small-molecule serine peptidase inhibitors
Sovriad	simeprevir
SP2086	retagliptin
spautin-1	small-molecule inhibitors of cysteine peptidases
SPF-32629	SPF-32629
SPF-32629A	SPF-32629
SPF-32629B	SPF-32629
SPH3127	small-molecule inhibitors of aspartic peptidases
SPI-15	small-molecule inhibitors of threonine peptidases
spinorphin	spinorphin
spirapril	spirapril
SPL-707	small-molecule inhibitors of aspartic peptidases
spongiacidin C	small-molecule inhibitors of cysteine peptidases
SPP 635	small-molecule inhibitors of aspartic peptidases
SPP100	aliskiren
spumigin E	spumigin E
SQ 14,603	SQ 14,603
SQ 14225	captopril (XM02.001)
SQ 20 881	teprotide
SQ 20,881	teprotide
SQ 24,798	SQ 24,798
SQ 28,603	SQ 28,603
SQ-28603	SQ-28603
SQ14225	captopril (XM02.001)
SR 26831	SR 26831
SR173	hydroxamate-containing inhibitors of aspartic peptidases
SRD44	small-molecule inhibitors of metallopeptidases
SRI 31215	SRI 31215
SsCEI 4	SsCEI 4
SSM-1	SSM-1
SSR182289A	SSR182289A
SSR69071	SSR69071
staccopin P1	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
staccopin P2	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
statine derivative	pseudo-peptide bond inhibitors of aspartic peptidases
stigonemapeptin	small-molecule serine peptidase inhibitors
strepin P-1	strepin P-1
streptonigrin	small-molecule inhibitors of cysteine peptidases
streptopeptolin	streptopeptolin
SUAM 1221	SUAM 1221
SUAM-14746	SUAM-14746
suberanilohydroxamic acid	suberone derivative
suberone derivative	suberone derivative
suc-AAPF-CMK	Suc-Ala-Ala-Pro-Phe-CH(2)Cl
Suc-Ala-Ala-Pro-Phe-CH(2)Cl	Suc-Ala-Ala-Pro-Phe-CH(2)Cl
Suc-Val-Pro-PheP(OPh)2	Suc-Val-Pro-PheP(OPh)2
Suganon	evogliptin
sulfonamide inhibitors of metallopeptidases	sulfonamide inhibitors of metallopeptidases
sulfonyl fluoride	sulfonylating inhibitors of serine peptidases
sulfonyl fluoride inhibitor of threonine peptidase	sulfonyl fluoride inhibitor of threonine peptidase
sulfonyl hydroxamate inhibitors of metallopeptidases	sulfonyl hydroxamate inhibitors of metallopeptidases
sulfonylating inhibitors of serine peptidases	sulfonylating inhibitors of serine peptidases
sulfur-containing inhibitors of cysteine peptidases	sulfur-containing inhibitors of cysteine peptidases
sulfur-containing inhibitors of serine peptidases	sulfur-containing inhibitors of serine peptidases
sulindac sulfide	sulindac sulfide
sulphonamide	sulfonamide inhibitors of metallopeptidases
sulphostin	sulphostin
SUN13834	SUN13834
SWFP	Ser-Trp-Phe-Pro
SylA	syringolin A
symplocamide A	symplocamide A
symplostatin 4	small-molecule inhibitors of cysteine peptidases
symplostatin 5	small-molecule serine peptidase inhibitors
SYR-322	alogliptin
SYR-472	trelagliptin
SYR-472	small-molecule serine peptidase inhibitors
syrbactin analogue	syrbactin analogue
syringolin A	syringolin A
T
t-Boc-His-Pro-Phe-His-LeuOHVal-Ile-His	H-261
t-plasminogen activator-binding aptamer	S01.232-binding aptamer
T06	small-molecule inhibitors of cysteine peptidases
TA-6366	imidapril
TAK-070	small-molecule inhibitors of aspartic peptidases
TAK-100	TAK-100
TAK-272	imarikiren
TAK-272	small-molecule inhibitors of aspartic peptidases
TAK442	TAK442
talabostat	PT-100
talopeptin	talopeptin
Tanatril	imidapril
Tanomastat	BAY-129566
tanshinone IIA sulfonic sodium	small-molecule inhibitors of cysteine peptidases
TAPI	TAPI
TAPI-0	TAPI
TAPI-1	TAPI-1
TAPI-2	TAPI-2
tasiamide F	small-molecule inhibitors of aspartic peptidases
Tat-microCL peptide	HIV-Nmu
Tat2 peptide	peptide inhibitors of threonine peptidases
TBA	S01.217-binding aptamer
TBL(4)K	1,3-di-(N-benzyloxycarbonyl-L-leucyl-L-leucyl)aminoacetone
TBODA	TBODA
TBTIF	thiol inhibitors of metallopeptidases
TCH-013	small-molecule inhibitors of threonine peptidases
TCH-13	small-molecule inhibitors of threonine peptidases
TCMDC-134379	small-molecule serine peptidase inhibitors
TD-0212	small-molecule inhibitors of metallopeptidases
TEI-5624	TEI-5624
TEI-6344	TEI-6344
TEI-8362	TEI-8362
TEI-E548	TEI-E548
TEI-F00806	small-molecule serine peptidase inhibitors
teicoplanin	small-molecule inhibitors of cysteine peptidases
telaprevir	telaprevir
temocapril	temocapril
temocaprilat	temocapril
teneligliptin	teneligliptin
teprotide	teprotide
terrein	small-molecule inhibitors of threonine peptidases
Tesavel	sitagliptin
tetracycline derivatives	tetracycline derivatives
tetrandine	small-molecule inhibitors of threonine peptidases
tetrathionate	sulfur-containing inhibitors of cysteine peptidases
TG-0205221	TG-0205221
TGN-255	flovagatran
thalassospiramide	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
thiirane gelatinase inhibitor	thiirane inhibitors of metallopeptidases
thiirane inhibitors of cysteine peptidases	thiirane inhibitors of cysteine peptidases
thiirane inhibitors of metallopeptidases	thiirane inhibitors of metallopeptidases
thimerosal	metal-containing inhibitor of metallopeptidase (general)
thiol inhibitors of metallopeptidases	thiol inhibitors of metallopeptidases
thiolutin	chelating inhibitors of metallopeptidases
thioridazine	small-molecule inhibitors of cysteine peptidases
thiorphan	thiorphan
thiostrepton	thiostrepton
thrombin-binding aptamer	S01.217-binding aptamer
Thromstop	NAPAP
thymopentin	thymopentin
thysanone	thysanone
TILAEIKNINAD	SsCEI 4
tipranavir	tipranavir
TIR-199	syrbactin analogue
TIR-203 XT01.001 inhibitor)	TIR-203 XT01.001 inhibitor)
TJK002	small-molecule serine peptidase inhibitors
TL-3	TL-3
TLCK	TLCK
TM5275	small-molecule serine peptidase inhibitors
TMC-126	TMC-126
TMC-86A	epoxide inhibitors of threonine peptidases
TMC-86B	epoxide inhibitors of threonine peptidases
TMC-95	TMC-95
TMC-95A	TMC-95
TMC-95B	TMC-95
TMC-95C	TMC-95
TMC-95D	TMC-95
TMC-96	epoxide inhibitors of threonine peptidases
TMC114	darunavir
TMC126	TMC-126
TMC240	TMC240
TMC310911	TMC310911
TMC435	simeprevir
TMC435350	simeprevir
TMI-002	small-molecule inhibitors of metallopeptidases
TMI-005	apratastat
TMI-1	TMI-1
TMI-2	TMI-2
TNP-470	fumagillin
TNP-470	TNP-470
TOP	3-thienylalanine-ornithyl-proline
TOP-008	TOP-008
Tos-LysCH(2)Cl	TLCK
Tos-PheCH(2)Cl	TPCK
tosedostat	CHR-79888
TP-110	TP-110
TP5	thymopentin
TPC-806	small-molecule serine peptidase inhibitors
TPCK	TPCK
TPI2155	small-molecule inhibitors of metallopeptidases
Tra-Phe-APAA	PKSI-527
Tradjenta	linagliptin
Trajenta	linagliptin
trandolapril	trandolapril
trandolaprilat	trandolapril
tranexamic acid	tranexamic acid
trans-chalcone	polyphenol inhibitors of cysteine peptidases
trelagliptin	trelagliptin
trichloro(dioxoethylene-O,O") tellurate	AS-101 compound
trifluoroacetyl-peptide inhibitors of elastases	trifluoroacetyl-peptide inhibitors of elastases
trifluoromethylketone	halomethane inhibitors of serine peptidases
triptolide	small-molecule inhibitors of metallopeptidases
triterpenoid C-28 methyl ester	CDDO-Me
trivaric acid	small-molecule serine peptidase inhibitors
tropolone derivative	chelating inhibitors of metallopeptidases
Trp-Leu-Trp-vinylsulfone	Trp-Leu-Trp-vinylsulfone
TS-021	TS-021
tsukubachelin	peptide inhibitors of metallopeptidase
TTP889	TTP889
tumor necrosis factor-alpha protease inhibitor	TAPI
tumor necrosis factor-alpha protease inhibitor-1	TAPI-1
tumor necrosis factor-alpha protease inhibitor-2	TAPI-2
TXA	tranexamic acid
TY-51076	TY-51076
TY-51184	TY-51184
TY-51469	TY-51469
tynorphin	peptide inhibitors of metallopeptidase
tynorphin	tynorphin
Tyr-Phe-hydroxamate	Tyr-Phe-hydroxamate
Tyr-Phe-NHOH	Tyr-Phe-hydroxamate
Tyr-Pro-D-Ala-NH2	peptide inhibitors of serine peptidases
Tyr-Pro-DClPhe-Phe-NH(2)	EMDB-1
tyropeptin A	tyropeptin A
tyropeptin B	proteasome inhibitor aldehydes
tyropeptin B	tyropeptin A
tyropeptin-boronic acid	tyropeptin-boronic acid
tyropeptin-boronic acid derivative AS-06	tyropeptin-boronic acid
tyropeptin-boronic acid derivative AS-29	tyropeptin-boronic acid
tyrostatin	tyropeptin A
tyrostatin	tyrostatin
tyrphostin AG 537	small-molecule serine peptidase inhibitors
U
U 71038	U 71038
U-42,126	acivicin
U-81749	U-81749
U-89360E	peptide inhibitors of aspartic peptidases
UAMC-00050	nafamostat mesilate
UAMC-01162	nafamostat mesilate
UAMC00039	UAMC00039
Ubal	ubiquitin aldehyde
Ubenimex	bestatin
ubiquitin aldehyde	ubiquitin aldehyde
ubiquitin isopeptidase inhibitor II	NSC 632839
ubiquitin vinyl sulfone	ubiquitin vinyl sulfone
Ucf-101	Ucf-101
UCF101	Ucf-101
UIC-94017	darunavir
UIC-PI	UIC-PI
UK 156,406	UK 156,406
UK-101	UK101
UK-356,202	UK-356,202
UK-370106	carboxylate-containing inhibitors of metallopeptidases
UK-383,367	UK-383,367
UK-396082	UK-396082
UK-69,578	candoxatril
UK-73,967	candoxatril
UK-79,300	candoxatril
UK101	UK101
UK383367	UK-383,367
unclassified small-molecule inhibitors of peptidases	unclassified small-molecule inhibitors of peptidases
undecadene-dioic acid bis-[2-(3H-imidazol-4-yl)-ethyl]-amide (S 30372)	metal ejectors
UNII-25CG88L0BB	Brensocatib
unsaturated ester	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
upain-1	upain-1
upain-2	upain-2
upamostat (prodrug)	WX-UK1
urea-linkage inhibitor	reduced peptide bond inhibitors
ursolic acid	small-molecule serine peptidase inhibitors
V
VA999272	small-molecule serine peptidase inhibitors
Val-boro-Pro	PT-100
Val-D-Leu-Pro-Phe-Phe-Val-D-Leu	peptide inhibitors of aspartic peptidases
Val-Pro-Leu	diprotin
Val-Pro-Pro	bradykinin-potentiating peptides
Val-Val-Tyr-Pro-Trp	tynorphin
valistatin	valistatin
valproic acid	small-molecule serine peptidase inhibitors
Vanihep	vaniprevir
vaniprevir	vaniprevir
VBY-825	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
vedroprevir	vedroprevir
VEL-0230	VEL-0230
Velcade	bortezomib
verubecestat	verubecestat
VIa	small-molecule inhibitors of aspartic peptidases
vialinin A	vialinin A
vibralactone	vibralactone
Victrelis	boceprevir
Vidupiprant	small-molecule inhibitors of cysteine peptidases
vildagliptin	vildagliptin
vinyl sulfone	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
vinyl sulfone or other Michael acceptor inhibitors of serine peptidases	vinyl sulfone or other Michael acceptor inhibitors of serine peptidases
vinyl sulfone or other Michael acceptor inhibitors of threonine peptidases	vinyl sulfone or other Michael acceptor inhibitors of threonine peptidases
Viracept (nelfinavir mesylate)	nelfinavir
VL-01	small-molecule inhibitors of threonine peptidases
VLX1570	VLX1570
VOX	voxilaprevir
voxilaprevir	voxilaprevir
VR23	small-molecule inhibitors of threonine peptidases
VRT-018858	VRT-018858
VTI-1002	small-molecule serine peptidase inhibitors
VTP-27999	VTP-27999
VX-166	VX-166
VX-740	pralnacasan
VX-765	VX-765
VX478	amprenavir
VX950	telaprevir
W
WAY-151693	WAY-151693
WAY-281418	WAY-281418
wedelolactone	small-molecule inhibitors of threonine peptidases
WEHD-fmk	vinyl sulfone or other Michael acceptor inhibitors of serine peptidases
WEHI-842	WEHI-842
WEHI-916	small-molecule inhibitors of aspartic peptidases
WF14861	epoxide inhibitors of cysteine peptidases
WF14865	epoxide inhibitors of cysteine peptidases
WIN 67694	acyloxymethane derivatives
withaferin A	withaferin A
witharefin	small-molecule inhibitors of threonine peptidases
WLW-vs	Trp-Leu-Trp-vinylsulfone
WM382	small-molecule inhibitors of aspartic peptidases
WP1130	WP1130
WRR-666	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
WRR-669	vinyl sulfone or other Michael acceptor inhibitors of cysteine peptidases
WRR483	WRR483
WS 79089B	FR901533
WS75624 A	WS75624 A
WS75624 B	WS75624 B
WS79089B	FR901533
Wu-5	Wu-5
WX-FX4	WX-FX4
WX-UK1	WX-UK1
WXC-340	WXC-340
WYK-1	small-molecule serine peptidase inhibitors
WZ4002	WZ4002
X
XA22.001 inhibitors	XA22.001 inhibitors
Xarelto	rivaroxaban
ximelagatran (prodrug of melagatran)	melagatran
XK263	XK263
XL081	small-molecule inhibitors of metallopeptidases
XL177A	small-molecule inhibitors of cysteine peptidases
XL188	small-molecule inhibitors of cysteine peptidases
XL784	XL784
XM323	XM323
XPZ-01	small-molecule inhibitors of cysteine peptidases
Y
Y-29794	Y-29794
Y-40613	Y-40613
Y-41654	small-molecule inhibitors of metallopeptidases
YD-3	small-molecule serine peptidase inhibitors
YHJ-7-52	YHJ-7-52
YM-60828	YM-60828
YM-96765	YM-96765
YM150	YM150
YO-01027	YO-01027
YO-2	YO-2
yogliptin	yogliptin
YS-980	YS-980
YSY-01A	YSY-01A
YU-102	small-molecule inhibitors of threonine peptidases
YU101	YU101
Z
Z-321	Z-321
Z-AEVD-FMK	Z-AEVD-FMK
Z-Ala-Ala-AzaAsn epoxycarboxylate ethyl ester	Z-Ala-Ala-AzaAsn epoxycarboxylate ethyl ester
Z-Ala-Ala-AzaAsn-chloromethylketone	AJN-230
Z-Ala-Ala-Phe-glyoxal	glyoxal, nitrile or semicarbazide inhibitors of serine peptidases
Z-Ala-Ala-Phe-glyoxal	aldehyde, glyoxal or ketone inhibitors of aspartic peptidases
Z-Ala-Ala-Phe-H	Z-Ala-Ala-Phe-H
z-Ala-Ile-boronic acid	z-Ala-Ile-boronic acid
Z-Ala-Pro-Phe-glyoxal	glyoxal, nitrile or semicarbazide inhibitors of serine peptidases
Z-Ala-Pro-Phe-H	aldehyde- or ketone-related inhibitors of serine peptidases
Z-Arg-Leu-Arg-alpha-aza-glycyl-Ile-Val-OMe	Z-Arg-Leu-Arg-alpha-aza-glycyl-Ile-Val-OMe
Z-Asp(OMe)-Glu(OMe)-Val-Asp(OMe)-fluoromethyl ketone	Z-DEVD-FMK
Z-Asp(OMe)-Ile-Pro-Asp(OMe)-FMK	peptidyl halomethane inhibitors of cysteine peptidases
Z-AVLQ-CN	aldehyde, ketone, glyoxal, or semicarbazone inhibitors of cysteine peptidases
Z-DEVD-FMK	Z-DEVD-FMK
Z-FA-FMK	Z-FA-FMK
Z-FKck	acyloxymethylketone C25.001 inhibitor
Z-FL-COCHO	ZFL
Z-FY(t-Bu)-DMK	Z-Phe-Tyr(OBut)-CHN(2)
Z-FY-CHO	Z-FY-CHO
Z-GlyP-L-Leu-L-Leu	Z-GlyP-L-Leu-L-Leu
Z-IETD-FMK	Z-IETD-FMK
Z-IL(OtBu)AL-H	Z-Ile-Glu(OtBu)-Ala-Leu-H
Z-IL-CHO	gamma-secretase inhibitor XII
Z-Ile-Glu(OtBu)-Ala-Leu-H	Z-Ile-Glu(OtBu)-Ala-Leu-H
z-Ile-Leu-CHO	gamma-secretase inhibitor XII
Z-Ile-Leu-CHO	Z-Ile-Leu-CHO
Z-L-L-Y-CHN2	diazo inhibitors of cysteine peptidases
Z-L-Nva-CONH-CH2-2-Py	calpain inhibitor XII
Z-L-PheP-L-Leu-L-Ala	Z-L-PheP-L-Leu-L-Ala
Z-LEHD-FMK	Z-LEHD-FMK
Z-Leu-Abu-CONH-CH2-C6H3(3, 5-(OMe)2	C2I
Z-Leu-Leu-CHO	Z-Leu-Leu-CHO
Z-Leu-Leu-Leu-B(OH)2	Z-Leu-Leu-Leu-B(OH)2
Z-Leu-Leu-Leu-FMK	Z-Leu-Leu-Leu-FMK
Z-Leu-Leu-Leu-ketoaldehyde	Z-Leu-Leu-Leu-ketoaldehyde
Z-Leu-Leu-Leu-vinylsulfone	Z-Leu-Leu-Leu-vinylsulfone
Z-Leu-Leu-leucinal	MG132
Z-Leu-Leu-LeuVS	Z-Leu-Leu-Leu-vinylsulfone
z-Leu-Leu-Nle-CHO	Z-Leu-Leu-Nle-H
Z-Leu-Leu-Nle-H	Z-Leu-Leu-Nle-H
Z-Leu-Leu-norvalinal	MG115
Z-Leu-Leu-Phe-H	Z-Leu-Leu-Phe-H
Z-Leu-Leu-Tyr-CHN2	diazo inhibitors of cysteine peptidases
Z-Leu-Leu-Tyr-FMK	Z-Leu-Leu-Tyr-FMK
Z-Leu-Lys-CHN2	diazo inhibitors of serine peptidases
Z-Leu-Nle-H	calpeptin
(Z-LL)(2) ketone	1,3-di-(N-benzyloxycarbonyl-L-leucyl-L-leucyl)aminoacetone
Z-LVG-CHN2	diazo inhibitors of cysteine peptidases
Z-Lys-COCHO	aldehyde- or ketone-related inhibitors of serine peptidases
Z-Lys-H	aldehyde- or ketone-related inhibitors of serine peptidases
Z-Phe-(PO2CH2)-Ala-Lys-Ser	phosphorus-containing inhibitors of metallopeptidases
Z-Phe-Ala-CH(2)F	Z-FA-FMK
Z-Phe-Ala-CMK	peptidyl halomethane inhibitors of cysteine peptidases
Z-Phe-Ala-diazomethane	Z-Phe-Ala-diazomethane
Z-Phe-Ala-diazomethylketone	Z-Phe-Ala-diazomethane
Z-Phe-Ala-FMK	Z-FA-FMK
Z-Phe-Arg-diazomethane	Z-Phe-Arg-diazomethane
Z-Phe-Lys-2,4,6-trimethylbenzoyloxymethylketone trifluoroacetate	acyloxymethylketone C25.001 inhibitor
Z-Phe-Lys-acyloxymethylketone	acyloxymethylketone C25.001 inhibitor
Z-Phe-Phe-diazomethane	Z-Phe-Phe-diazomethane
Z-Phe-Phe-fluoromethane	Z-Phe-Phe-fluoromethane
Z-Phe-Phe-fluoromethyl ketone	Z-Phe-Phe-fluoromethane
Z-Phe-Phe-FMK	Z-Phe-Phe-fluoromethane
Z-Phe-Tyr (OBut)-COCHO	Z-FY-CHO
Z-Phe-Tyr(OBut)-CHN(2)	Z-Phe-Tyr(OBut)-CHN(2)
Z-Pro	Z-Pro
Z-Pro-Pro-H	Z-Pro-Pro-H
Z-Pro-Prolinal	Z-Pro-Pro-H
Z-RLVG-CHN2	diazo inhibitors of cysteine peptidases
Z-Ser-Ser-Gln-Nle-(boro)-Leu	Z-Ser-Ser-Gln-Nle-(boro)-Leu
Z-Tyr(I)-Ala-CHN2	diazo inhibitors of cysteine peptidases
z-VAD-fmk	ZVAD-FMK
Z-Val-Ala-Asp(OMe)-fluoromethylketone	ZVAD-FMK
Z-Val-Asn-Ser-Thr-Leu-Gln-chloromethane	Z-Val-Asn-Ser-Thr-Leu-Gln-chloromethane
Z-Val-Leu-Leu-H	Z-Val-Leu-Leu-H
Z-Val-Lys-H	aldehyde- or ketone-related inhibitors of serine peptidases
Z-Val-Phe-H	MDL28170
Z-VD-FMK	Z-VD-FMK
Z-VDVAD-FMK	Z-VDVAD-FMK
Z-VRPR-FMK	Z-VRPR-FMK
Z-YVAD-fmk	peptidyl halomethane inhibitors of cysteine peptidases
Z13752A	Z13752A
Zafatek	trelagliptin
zafirlukast	small-molecule serine peptidase inhibitors
ZAIB	z-Ala-Ile-boronic acid
zankiren	zankiren
ZBG	chelating inhibitors of metallopeptidases
ZD-0892	ZD-0892
ZD-8321	ZD-8321
Zemiglo	gemigliptin
Zestril	lisinopril
zFFfmk	Z-Phe-Phe-fluoromethane
ZFL	ZFL
ZFPLA	Z-L-PheP-L-Leu-L-Ala
ZGN-1061 (M24.002 inhibitror)	small-molecule inhibitors of metallopeptidases
ZGN-440	beloranib
ZGPLL	Z-GlyP-L-Leu-L-Leu
ZHAWOC5135	small-molecule inhibitors of metallopeptidases
ZHAWOC5684	small-molecule inhibitors of metallopeptidases
ZI-10	small-molecule inhibitors of aspartic peptidases
zinc-binding inhibitor of metallopeptidase	chelating inhibitors of metallopeptidases
Zincov	Zincov
ZJ-11	small-molecule inhibitors of metallopeptidases
ZJ-17	small-molecule inhibitors of metallopeptidases
ZJ-43	ZJ-43
ZK-807834	ZK-807834
ZK824859	arginine- or lysine-based inhibitors of serine peptidases
ZL(3)VS	Z-Leu-Leu-Leu-vinylsulfone
ZL3B	Z-Leu-Leu-Leu-B(OH)2
ZL3VS	Z-Leu-Leu-Leu-vinylsulfone
ZLDI-8	ZLDI-8
zLLL	Z-Leu-Leu-Leu-FMK
zLLY-fmk	Z-Leu-Leu-Tyr-FMK
zofenopril	zofenopril
ZRLR	Z-Arg-Leu-Arg-alpha-aza-glycyl-Ile-Val-OMe
ZVAD-FMK	ZVAD-FMK
zVAM.fmk	peptidyl halomethane inhibitors of cysteine peptidases
zVLL-CHO	Z-Val-Leu-Leu-H
ZY15557	small-molecule serine peptidase inhibitors
ZYDPLA1	small-molecule serine peptidase inhibitors
{
4-[(4-arsonophenyl)methyl]phenylarsonic acid	NSC48300