EC: 1.14.99.9
CYP17
Pathway: Pregnenolone --> 17a - Hydroxypregnenolone
Progesterone --> 17a - Hydroxyprogesterone
Reaction: A steroid + AH(2) + O(2) <=> a 17-alpha-hydroxysteroid + A + H(2)O
Cofactors: heme; NADPH; Fe3+
Inhibitors: ketoconazole (PMID: 18674917)
Enzyme Synonyms: Steroid 17-alpha-hydroxylase; Steroid 17-alpha-hydroxylase/17,20 lyase