Reaction catalyzed by steroid 22S-hydroxylase (1.14.14.178)
a C29-steroid
+
+
[reduced NADPH—hemoprotein reductase]
=
a (22S)-22-hydroxy-C29-steroid
+
2
H2O
+
[oxidized NADPH—hemoprotein reductase]
a C29-steroid
+
O2
+
[reduced NADPH—hemoprotein reductase]
=
a (22S)-22-hydroxy-C29-steroid
+
2 H2O
+
[oxidized NADPH—hemoprotein reductase]
