Reaction catalyzed by plasmanylethanolamine desaturase (1.14.19.77)
+
reduced cytochrome b5
+
=
+
oxidized cytochrome b5
+
2
H2O
O-1-alkyl-2-acyl-sn-glycero-3-phosphoethanolamine
+
reduced cytochrome b5
+
O2
=
O-1-alk-1-enyl-2-acyl-sn-glycero-3-phosphoethanolamine
+
oxidized cytochrome b5
+
2 H2O
