Acts on the 3α-hydroxy group of androgens of the 5α-androstane series; and also, more slowly, on the 17α-hydroxy group of both androgenic and estrogenic substrates (cf.EC 126.96.36.199 3(or 17)β-hydroxysteroid dehydrogenase).
Lau, P.C.K., Layne, D.S. and Williamson, D.G. A 3(17)α-hydroxysteroid dehydrogenase of female rabbit kidney cytosol. Purification and characterization of multiple forms of the enzyme. J. Biol. Chem.257 (1982) 9444–9449. [PMID: 6955302]
Lau, P.C.K., Layne, D.S. and Williamson, D.G. Comparison of the multiple forms of the soluble 3(17)α-hydroxysteroid dehydrogenases of female rabbit kidney and liver. J. Biol. Chem.257 (1982) 9450–9456. [PMID: 6955303]