IUBMB Enzyme Nomenclature


Accepted name: 3α-hydroxy-5β-androstane-17-one 3α-dehydrogenase

Reaction: 3α-hydroxy-5β-androstane-17-one + NAD+ = 5β-androstane-3,17-dione + NADH + H+

Other name(s): etiocholanolone 3α-dehydrogenase; etiocholanolone 3α-dehydrogenase; 3α-hydroxy-5β-steroid dehydrogenase

Systematic name: 3α-hydroxy-5β-steroid:NAD+ 3-oxidoreductase

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 37250-77-4


1. Roe, C.R. and Kaplan, N.O. Purification and substrate specificities of bacterial hydroxysteroid dehydrogenases. Biochemistry 8 (1969) 5093-5103. [PMID: 5365796]

[EC created 1972]

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