ID   1.1.1.64
DE   testosterone 17beta-dehydrogenase (NADP(+)).
AN   17-ketoreductase.
CA   NADP(+) + testosterone = androst-4-ene-3,17-dione + H(+) + NADPH.
CC   -!- Also oxidizes 3-hydroxyhexobarbital to 3-oxohexobarbital.
DR   C9JRZ8, AK1BF_HUMAN;  P42330, AK1C3_HUMAN;  Q5R7C9, AK1C3_PONAB;
DR   Q6QA32, DHB3_DANRE ;  P37058, DHB3_HUMAN ;  P70385, DHB3_MOUSE ;
DR   O54939, DHB3_RAT   ;
//