Reaction catalyzed by magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase (1.14.13.81) show all sequences for 1.14.13.81
+
NADPH
+
+
=
+
NADP+
+2
H2O
131-hydroxy-magnesium-protoporphyrin IX 13-monomethyl ester
+
NADPH
+
H+
+
O2
=
131-oxo-magnesium-protoporphyrin IX 13-monomethyl ester
+
NADP+
+
2 H2O