KEGG   REACTION: R12379
Entry
R12379                      Reaction                               
Name
24-ethylidenelophenol,ferrocytochrome-b5:oxygen oxidoreductase (C-4alpha-methyl-hydroxylating)
Definition
24-Ethylidenelophenol + 6 Ferrocytochrome b5 + 3 Oxygen + 6 H+ <=> 4alpha-Carboxy-stigmasta-7,24(24(1))-dien-3beta-ol + 6 Ferricytochrome b5 + 4 H2O
Equation
C11523 + 6 C00999 + 3 C00007 + 6 C00080 <=> C22120 + 6 C00996 + 4 C00001
Comment
three-step reaction
Reaction class
RC03537  C11523_C22120
Enzyme
1.14.18.11
Pathway
rn00100  Steroid biosynthesis
rn01100  Metabolic pathways
rn01110  Biosynthesis of secondary metabolites
Module
M00917  Phytosterol biosynthesis, squalene 2,3-epoxide => campesterol/sitosterol
Brite
Enzymatic reactions [BR:br08201]
 1. Oxidoreductase reactions
  1.14  Acting on paired donors, with incorporation or reduction of molecular oxygen
   1.14.18  With another compound as one donor, and incorporation of one atom of oxygen into the other donor
    1.14.18.11
     R12379  24-Ethylidenelophenol + 6 Ferrocytochrome b5 + 3 Oxygen + 6 H+ <=> 4alpha-Carboxy-stigmasta-7,24(24(1))-dien-3beta-ol + 6 Ferricytochrome b5 + 4 H2O
Orthology
K14424  plant 4alpha-monomethylsterol monooxygenase [EC:1.14.18.11]
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