KEGG   REACTION: R07149
Entry
R07149                      Reaction                               
Name
3beta-hydroxy-4beta-methyl-5alpha-cholest-7-ene-4alpha-carboxylate:NADP+ 3-oxidoreductase (decarboxylating)
Definition
3beta-Hydroxy-4beta-methyl-5alpha-cholest-7-ene-4alpha-carboxylate + NADP+ <=> 4alpha-Methyl-5alpha-cholest-7-en-3-one + CO2 + NADPH + H+
Equation
C04840 + C00006 <=> C04453 + C00011 + C00005 + C00080
Comment
NAD+ (see R04483)
Reaction class
RC00001  C00005_C00006
RC01163  C04453_C04840
Enzyme
1.1.1.170
Brite
Enzymatic reactions [BR:br08201]
 1. Oxidoreductase reactions
  1.1  Acting on the CH-OH group of donors
   1.1.1  With NAD+ or NADP+ as acceptor
    1.1.1.170
     R07149  3beta-Hydroxy-4beta-methyl-5alpha-cholest-7-ene-4alpha-carboxylate + NADP+ <=> 4alpha-Methyl-5alpha-cholest-7-en-3-one + CO2 + NADPH + H+
IUBMB reaction hierarchy [BR:br08202]
 1. Oxidoreductase reactions
  1.1.1.170
   R12406  3beta-Hydroxysteroid-4alpha-carboxylate <=> 3-Oxosteroid
    R07149  3beta-Hydroxy-4beta-methyl-5alpha-cholest-7-ene-4alpha-carboxylate <=> 4alpha-Methyl-5alpha-cholest-7-en-3-one
Other DBs
RHEA: 20676 34774
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