. "Catalysis of the reaction: a 3-beta-hydroxy-delta(5)-steroid + NAD+ = a 3-oxo-delta(5)-steroid + NADH + H(+)." . . "3-beta-hydroxy-delta5-steroid dehydrogenase activity" . "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" . . .