KEGG   REACTION: R07564
Entry
R07564                      Reaction                               
Name
beta-cryptoxanthin,donor:oxygen oxidoreductase (3'-hydroxyechinenone-forming)
Definition
beta-Cryptoxanthin + 2 Reduced acceptor + 2 Oxygen <=> 3'-Hydroxyechinenone + 2 Acceptor + 3 H2O
Equation
C08591 + 2 C00030 + 2 C00007 <=> C15965 + 2 C00028 + 3 C00001
Comment
beta-carotene ketolase(crtW)
Reaction class
RC01900  C08591_C15965
Enzyme
1.14.99.63
Pathway
rn00906  Carotenoid biosynthesis
Brite
Enzymatic reactions [BR:br08201]
 1. Oxidoreductase reactions
  1.14  Acting on paired donors, with incorporation or reduction of molecular oxygen
   1.14.99  Miscellaneous
    1.14.99.63
     R07564  beta-Cryptoxanthin + 2 Reduced acceptor + 2 Oxygen <=> 3'-Hydroxyechinenone + 2 Acceptor + 3 H2O
Orthology
K09836  beta-carotene/zeaxanthin 4-ketolase [EC:1.14.99.63 1.14.99.64]
K23037  beta-carotene 4-ketolase/3-hydroxylase [EC:1.14.99.63 1.14.15.24 1.14.99.-]
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