KEGG   REACTION: R06962
Entry
R06962                      Reaction                               
Name
carotenoid beta-end group lyase (decyclizing)
Definition
delta-Carotene <=> alpha-Carotene
Equation
C08586 <=> C05433
Comment
lycopene beta cyclase
Reaction class
RC01004  C05433_C08586
Enzyme
5.5.1.19
Pathway
rn00906  Carotenoid biosynthesis
rn01100  Metabolic pathways
rn01110  Biosynthesis of secondary metabolites
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
     R06962  delta-Carotene <=> alpha-Carotene
Orthology
K06443  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:11226339]
  Authors
Cunningham FX Jr, Gantt E
  Title
One ring or two? Determination of ring number in carotenoids by lycopene epsilon-cyclases.
  Journal
Proc Natl Acad Sci U S A 98:2905-10 (2001)
DOI:10.1073/pnas.051618398

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Ontology (1)   
   KEGG BRITE (1)   
Pathway (6)   
   KEGG PATHWAY (6)   
Chemical substance (2)   
   KEGG COMPOUND (2)   
Chemical reaction (2)   
   KEGG ENZYME (1)   
   KEGG RCLASS (1)   
Gene (1199)   
   KEGG ORTHOLOGY (1)   
   KEGG GENES (1198)   
All databases (1210)   

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