1.3.99.6 3-keto-DELTA4-steroid-5beta-reductase, 3-oxo-5beta-steroid DELTA4-dehydrogenase, 3-oxo-DELTA4-steroid-5beta-reductase, 5beta-reductase, AKR1D1, Aldo-keto reductase family 1 member D1, Delta(4)-3-ketosteroid 5-beta-reductase, DELTA-3-ketosteroid-5beta-reductase, DELTA4-3-ketosteroid-5beta-reductase, DELTA4-3-oxosteroid 5beta-reductase, DELTA4-5beta-DH, steroid 5beta reductase, steroid 5beta-reductase, steroid DELTA-5beta-dehydrogenase, testosterone 5beta-reductase - -, 655692, 676039