Reaction catalyzed by 5beta-cholestane-3alpha,7alpha-diol 12alpha-hydroxylase (1.14.14.139)
+
+
=
+
+
H2O
cholesterol
+
[reduced NADPH-hemoprotein reductase]
+
O2
=
12-hydroxycholesterol
+
[oxidized NADPH-hemoprotein reductase]
+
H2O
