Reaction catalyzed by heme oxygenase (mycobilin-producing) (1.14.99.57)
+
3
reduced acceptor
+
3
=
+
Fe2+
+
3
acceptor
+
3
H2O
protoheme
+
3 reduced acceptor
+
3 O2
=
mycobilin b
+
Fe2+
+
3 acceptor
+
3 H2O
