Reaction catalyzed by steroid 15beta-monooxygenase (1.14.15.8)
+
reduced megaredoxin
+
=
+
oxidized megaredoxin
+
H2O
20alpha-dihydroprogesterone
+
reduced megaredoxin
+
O2
=
(15beta,20alpha)-15-hydroxy-20-dihydroprogesterone
+
oxidized megaredoxin
+
H2O
