ENTRY       EC 1.3.1.23
NAME        Cholestenone 5beta-reductase
CLASS       Oxidoreductases
            Acting on the CH-CH group of donors
            With NAD+ or NADP+ as acceptor
SYSNAME     3-Oxo-5beta-steroid:NADP+ delta4-oxidoreductase
REACTION    5beta-Cholestan-3-one + NADP+ = Cholest-4-en-3-one + NADPH
SUBSTRATE   5beta-Cholestan-3-one
            NADP+
PRODUCT     Cholest-4-en-3-one
            NADPH
PATHWAY     PATH: MAP00120  Bile acid biosynthesis
            PATH: MAP00140  C21-Steroid hormone metabolism
DBLINKS     University of Geneva ENZYME DATA BANK: 1.3.1.23
            WIT (What Is There) Metabolic Reconstruction: 1.3.1.23
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