Term Name:	cholest-5-ene-3-beta,7-alpha-diol 3-beta-dehydrogenase activity
Synonyms:	3-beta-hydroxy-Delta(5)-C(27)-steroid oxidoreductase activity, 3beta-hydroxy-delta5-C27-steroid oxidoreductase, cholest-5-ene-3beta,7alpha-diol 3beta-dehydrogenase activity, cholest-5-ene-3beta,7alpha-diol:NAD+ 3-oxidoreductase activity
Definition:	Catalysis of the reaction: NAD+ + 7-alpha-hydroxycholesterol = NADH + H+ + 7-alpha-hydroxycholest-4-en-3-one.
Ontology:	GO: Molecular Function [GO:0047016]    QuickGO    AmiGO