P18405 [Direct mapping]
3-oxo-5-alpha-steroid 4-dehydrogenase 1

GO:0001655 [urogenital system development]
GO:0001889 [liver development]
GO:0003865 [3-oxo-5-alpha-steroid 4-dehydrogenase activity]
GO:0005737 [cytoplasm]
GO:0005789 [endoplasmic reticulum membrane]
GO:0006629 [lipid metabolic process]
GO:0006694 [steroid biosynthetic process]
GO:0006702 [androgen biosynthetic process]
GO:0007530 [sex determination]
GO:0007548 [sex differentiation]
GO:0008202 [steroid metabolic process]
GO:0008209 [androgen metabolic process]
GO:0008584 [male gonad development]
GO:0009055 [electron carrier activity]
GO:0009267 [cellular response to starvation]
GO:0014070 [response to organic cyclic compound]
GO:0014850 [response to muscle activity]
GO:0016020 [membrane]
GO:0016021 [integral component of membrane]
GO:0016101 [diterpenoid metabolic process]
GO:0016627 [oxidoreductase activity, acting on the CH-CH group of donors]
GO:0021510 [spinal cord development]
GO:0021766 [hippocampus development]
GO:0021794 [thalamus development]
GO:0021854 [hypothalamus development]
GO:0021983 [pituitary gland development]
GO:0021987 [cerebral cortex development]
GO:0030154 [cell differentiation]
GO:0030539 [male genitalia development]
GO:0030540 [female genitalia development]
GO:0032354 [response to follicle-stimulating hormone]
GO:0032355 [response to estradiol]
GO:0032869 [cellular response to insulin stimulus]
GO:0033218 [amide binding]
GO:0033574 [response to testosterone]
GO:0042428 [serotonin metabolic process]
GO:0042448 [progesterone metabolic process]
GO:0042493 [response to drug]
GO:0042747 [circadian sleep/wake cycle, REM sleep]
GO:0043025 [neuronal cell body]
GO:0043209 [myelin sheath]
GO:0043231 [intracellular membrane-bounded organelle]
GO:0043627 [response to estrogen]
GO:0044281 [small molecule metabolic process]
GO:0047751 [cholestenone 5-alpha-reductase activity]
GO:0048471 [perinuclear region of cytoplasm]
GO:0055114 [oxidation-reduction process]
GO:0060348 [bone development]
GO:0060416 [response to growth hormone]
GO:0060992 [response to fungicide]
GO:0070402 [NADPH binding]
GO:0070852 [cell body fiber]
GO:0071320 [cellular response to cAMP]
GO:0071363 [cellular response to growth factor stimulus]
GO:0071392 [cellular response to estradiol stimulus]
GO:0071394 [cellular response to testosterone stimulus]
GO:0071407 [cellular response to organic cyclic compound]
GO:0071549 [cellular response to dexamethasone stimulus]
GO:0071872 [cellular response to epinephrine stimulus]