KEGG   COMPOUND: C00155
Entry
C00155                      Compound                               
Name
L-Homocysteine;
L-2-Amino-4-mercaptobutyric acid;
Homocysteine
Formula
C4H9NO2S
Exact mass
135.0354
Mol weight
135.19
Structure
Comment
Homocysteine (generic) [CPD:C05330]
Reaction
Pathway
map00270  Cysteine and methionine metabolism
map00670  One carbon pool by folate
map00920  Sulfur metabolism
map01100  Metabolic pathways
map01110  Biosynthesis of secondary metabolites
map01230  Biosynthesis of amino acids
map01523  Antifolate resistance
map04621  NOD-like receptor signaling pathway
map04980  Cobalamin transport and metabolism
map04981  Folate transport and metabolism
Module
M00017  Methionine biosynthesis, aspartate => homoserine => methionine
M00035  Methionine degradation
M00338  Cysteine biosynthesis, homocysteine + serine => cysteine
M00609  Cysteine biosynthesis, methionine => cysteine
Network
nt06030  Methionine metabolism
Enzyme
1.8.4.1         2.1.1.3         2.1.1.5         2.1.1.10        
2.1.1.13        2.1.1.14        2.5.1.48        2.5.1.49        
2.5.1.134       2.5.1.-         2.8.1.16        3.13.1.9        
3.13.2.1        4.2.1.22        4.4.1.2         4.4.1.13        
4.4.1.21
Brite
Compounds with biological roles [BR:br08001]
 Peptides
  Amino acids
   Other amino acids
    C00155  L-Homocysteine
Other DBs
CAS: 6027-13-0
PubChem: 3455
ChEBI: 17588
KNApSAcK: C00001365
PDB-CCD: HCS[PDBj]
NIKKAJI: J228C
LinkDB
KCF data

ATOM        8
            1   O6a O    18.9700  -15.1200
            2   C6a C    20.1824  -14.4200
            3   C1c C    21.3949  -15.1200
            4   C1b C    22.6073  -14.4200
            5   C1b C    23.8197  -15.1200
            6   S1a S    25.0322  -14.4200
            7   O6a O    20.1824  -13.0202
            8   N1a N    21.3949  -16.5198
BOND        7
            1     1   2 1
            2     2   3 1
            3     3   4 1
            4     4   5 1
            5     5   6 1
            6     2   7 2
            7     3   8 1 #Down

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