Tags: Enzyme.
24-hydroxycholesterol 7alpha-hydroxylase (EC 1.14.13.99 24-hydroxycholesterol 7alpha-monooxygenase CYP39A1 CYP39A1 oxysterol 7alpha-hydroxylase) is an enzyme with system name (24R)-cholest-5-ene-3beta24-diolNADPH:oxygen oxidoreductase (7alpha-hydroxylating). This enzyme catalyses the following chemical reaction (24R)-cholest-5-ene-3beta24-diol + NADPH + H+ + O2 (24R)-cholest-5-ene-3beta7alpha24-triol + NADP+ + H2O24-hydroxycholesterol 7α-hydroxylase is a heme-thiolate protein (P-450) .