Term Name:	3-beta-hydroxy-Delta5-steroid dehydrogenase (NAD+) activity
Synonyms:	3-beta-hydroxy-5-ene steroid dehydrogenase activity, 3-beta-hydroxy-D5-steroid dehydrogenase activity, 3beta-HSDH, 3beta-hydroxy steroid dehydrogenase/isomerase activity, 3beta-hydroxy-5-ene steroid dehydrogenase activity, 3beta-hydroxy-5-ene-steroid dehydrogenase activity, 3beta-hydroxy-5-ene-steroid oxidoreductase activity, 3beta-hydroxy-delta5-C27-steroid dehydrogenase/isomerase activity, 3beta-hydroxy-delta5-C27-steroid oxidoreductase, 3beta-hydroxy-delta5-steroid dehydrogenase activity, 3beta-hydroxy-delta5-steroid:NAD+ 3-oxidoreductase activity, 5-ene-3-beta-hydroxysteroid dehydrogenase activity, delta5-3beta-hydroxysteroid dehydrogenase activity, progesterone reductase activity, steroid-delta5-3beta-ol dehydrogenase activity
Definition:	Catalysis of the reaction: a 3-beta-hydroxy-Delta(5)-steroid + NAD+ = a 3-oxo-Delta(5)-steroid + NADH + H+. Also acts on on 3-beta-hydroxypregn-5-en-20-one to form progesterone.
Ontology:	GO: Molecular Function [GO:0003854]    QuickGO    AmiGO