KEGG   REACTION: R03824
Entry
R03824                      Reaction                               
Name
carotenoid beta-end group lyase (decyclizing)
Definition
gamma-Carotene <=> beta-Carotene
Equation
C05435 <=> C02094
Comment
lycopene cyclase (see R05341)
Reaction class
RC01004  C02094_C05435
Enzyme
5.5.1.19
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
     R03824  gamma-Carotene <=> beta-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: 32242

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Ontology (1)   
   KEGG BRITE (1)   
Pathway (7)   
   KEGG PATHWAY (6)   
   KEGG MODULE (1)   
Chemical substance (2)   
   KEGG COMPOUND (2)   
Chemical reaction (2)   
   KEGG ENZYME (1)   
   KEGG RCLASS (1)   
Gene (1717)   
   KEGG ORTHOLOGY (5)   
   KEGG GENES (1712)   
All databases (1729)   

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