Reaction catalyzed by 3-ketosteroid 9alpha-monooxygenase (1.14.15.30)
+
2
reduced ferredoxin [iron-sulfur] cluster
+
2
+
=
+
2
oxidized ferredoxin [iron-sulfur] cluster
+
H2O
4-androstene-3,17-dione
+
2 reduced ferredoxin [iron-sulfur] cluster
+
2 H+
+
O2
=
9alpha-hydroxy-4-androstene-3,17-dione
+
2 oxidized ferredoxin [iron-sulfur] cluster
+
H2O
