Reaction catalyzed by sphingolipid 10-desaturase (1.14.19.19)
+
2
+
+
2
=
+
2
+
2
H2O
a (4E,8E)-sphinga-4,8-dienine ceramide
+
2 ferrocytochrome b5
+
O2
+
2 H+
=
a (4E,8E,10E)-sphinga-4,8,10-trienine ceramide
+
2 ferricytochrome b5
+
2 H2O
