acyl-lipid omega-6 desaturase (cytochrome b5) activity

Term ID

GO:0050184

Synonyms

• 1-16:0-2-18:1-phosphatidylcholine desaturase activity
• 1-18:1-2-18:2-phosphatidylcholine desaturase activity
• 1-18:1-2-18:2-phosphatidylcholine synthase activity
• 1-18:1-2-18:3-phosphatidylcholinedesaturase activity
• 1-18:2-2-18:1-phosphatidylcholine desaturase activity (SN2-18:2 forming)
• 1-acyl-2-oleoyl-sn-glycero-3-phosphocholine:NAD+ delta12-oxidoreductase activity
• linoleate synthase activity
• oleate desaturase activity
• oleoyl-CoA desaturase activity
• oleoylphosphatidylcholine desaturase activity
• phosphatidylcholine desaturase activity

Definition

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.

References

• EC:1.14.19.22
• KEGG_REACTION:R03475
• MetaCyc:PHOSPHATIDYLCHOLINE-DESATURASE-RXN
• MetaCyc:RXN-8320
• MetaCyc:RXN-8322
• MetaCyc:RXN-8324
• MetaCyc:RXN-8327
• MetaCyc:RXN-8328
• MetaCyc:RXN-8330
• MetaCyc:RXN-8360
• MetaCyc:RXN-9669
• RHEA:46332

Ontology

GO: Molecular Function    QuickGO    AmiGO