KEGG   REACTION: R05341
Entry
R05341                      Reaction                               
Name
carotenoid beta-end group lyase (decyclizing)
Definition
Lycopene <=> gamma-Carotene
Equation
Comment
lycopene cyclase (see R03824)
Reaction class
RC01004  C05432_C05435
Enzyme
Pathway
rn00906  Carotenoid biosynthesis
rn01100  Metabolic pathways
rn01110  Biosynthesis of secondary metabolites
Module
M00097  beta-Carotene biosynthesis, GGAP => beta-carotene
Brite
Enzymatic reactions [BR:br08201]
 5. Isomerase reactions
  5.5  Intramolecular lyases
   5.5.1  Intramolecular lyases (only sub-subclass identified to date)
    5.5.1.19
     R05341  Lycopene <=> gamma-Carotene
Orthology
K06443  lycopene beta-cyclase [EC:5.5.1.19]
K14605  lycopene cyclase CruA [EC:5.5.1.19]
K14606  lycopene cyclase CruP [EC:5.5.1.19]
K17841  15-cis-phytoene synthase / lycopene beta-cyclase [EC:2.5.1.32 5.5.1.19]
K22502  lycopene beta-cyclase [EC:5.5.1.19]
Reference
1  [PMID:8837512]
  Authors
Cunningham FX Jr, Pogson B, Sun Z, McDonald KA, DellaPenna D, Gantt E.
  Title
Functional analysis of the beta and epsilon lycopene cyclase enzymes of Arabidopsis reveals a mechanism for control of cyclic carotenoid formation.
  Journal
Plant Cell 8:1613-26 (1996)
DOI:10.1105/tpc.8.9.1613
Reference
2  [PMID:17606904]
  Authors
Maresca JA, Graham JE, Wu M, Eisen JA, Bryant DA
  Title
Identification of a fourth family of lycopene cyclases in photosynthetic bacteria.
  Journal
Proc Natl Acad Sci U S A 104:11784-9 (2007)
DOI:10.1073/pnas.0702984104
Other DBs
RHEA: 32222
LinkDB

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