5-alpha-androstane-3-beta,17-beta-diol dehydrogenase (NADP+) activity
5-alpha-androstane-3-beta,17-beta-diol dehydrogenase (nadp+) activity
Catalysis of the reaction: 5-alpha-androstane-3-beta,17-beta-diol + NADP+ = 17-beta-hydroxy-5-alpha-androstan-3-one + H+ + NADPH.