steroid 17-alpha-monooxygenase activity
Catalysis of the reaction: a C21-steroid + O2 + reduced [NADPH--hemoprotein reductase] = a 17alpha-hydroxy-C21-steroid + H+ + H2O + oxidized [NADPH--hemoprotein reductase].
GO:0008395
steroid hydroxylase activity
is_a
GO:0016712
oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
is_a
17alpha-hydroxylase-C17,20 lyase activity
related
cytochrome P-450 (P-45017alpha,lyase)
related
cytochrome P450 CYP17
narrow
cytochrome P45017alpha
related
cytochrome p450 XVIIA1 activity
narrow
steroid 17-alpha-hydroxylase activity
exact
steroid 17-alpha-hydroxylase-C17-20 lyase activity
exact
steroid 17-alpha-hydroxylase/17,20 lyase activity
related
steroid 17alpha-hydroxylase activity
related
steroid 17alpha-monooxygenase activity
related
steroid 17alphahydroxylase/17,20 lyase activity
related
steroid,hydrogen-donor:oxygen oxidoreductase (17alpha-hydroxylating)
related