Reaction catalyzed by acyl-CoA (9+3)-desaturase (1.14.19.6)
+
reduced acceptor
+
=
+
acceptor
+
2
H2O
cis-9-octadecenoic acid
+
reduced acceptor
+
O2
=
cis,cis-9,12-octadecadienoic acid
+
acceptor
+
2 H2O
