acyl-lipid omega-6 desaturase (cytochrome b5) activity
Catalysis of the reaction: a (9Z)-octadecenoyl-containing glycerolipid + 2 Fe(II)-[cytochrome b5] + 2 H+ + O2 = a (9Z,12Z)-octadecadienoyl-containing glycerolipid + 2 Fe(III)-[cytochrome b5] + 2 H2O.
GO:0016717
oxidoreductase activity, acting on paired donors, with oxidation of a pair of donors resulting in the reduction of molecular oxygen to two molecules of water
is_a
1-16:0-2-18:1-phosphatidylcholine desaturase activity
narrow
1-18:1-2-18:2-phosphatidylcholine desaturase activity
narrow
1-18:1-2-18:2-phosphatidylcholine synthase activity
narrow
1-18:1-2-18:3-phosphatidylcholinedesaturase activity
narrow
1-18:2-2-18:1-phosphatidylcholine desaturase activity (SN2-18:2 forming)
narrow
1-acyl-2-oleoyl-sn-glycero-3-phosphocholine:NAD+ delta12-oxidoreductase activity
related
linoleate synthase activity
related
oleate desaturase activity
related
oleoyl-CoA desaturase activity
related
oleoylphosphatidylcholine desaturase activity
related
phosphatidylcholine desaturase activity
related