IUBMB Enzyme Nomenclature

EC 2.7.8.2

Accepted name: diacylglycerol cholinephosphotransferase

Reaction: CDP-choline + 1,2-diacyl-sn-glycerol = CMP + a phosphatidylcholine

Other name(s): phosphorylcholine-glyceride transferase; alkylacylglycerol cholinephosphotransferase; 1-alkyl-2-acetylglycerol cholinephosphotransferase; cholinephosphotransferase; CPT (ambiguous); alkylacylglycerol choline phosphotransferase; diacylglycerol choline phosphotransferase; 1-alkyl-2-acetyl-m-glycerol:CDPcholine choline phosphotransferase; CDP-choline diglyceride phosphotransferase; cytidine diphosphocholine glyceride transferase; cytidine diphosphorylcholine diglyceride transferase; phosphocholine diacylglyceroltransferase; sn-1,2-diacylglycerol cholinephosphotransferase; 1-alkyl-2-acetyl-sn-glycerol cholinephosphotransferase; CDP choline:1,2-diacylglycerol cholinephosphotransferase; CDP-choline:1,2-diacylglycerol cholinephosphotransferase

Systematic name: CDP-choline:1,2-diacyl-sn-glycerol cholinephosphotransferase

Comments: 1-Alkyl-2-acylglycerol can act as acceptor; this activity was previously listed as EC 2.7.8.16, 1-alkyl-2-acylglycerol choline phosphotransferase.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number: 9026-13-5

References:

1. Coleman, R. and Bell, R.M. Phospholipid synthesis in isolated fat cells. Studies of microsomal diacylglycerol cholinephosphotransferase and diacylglycerol ethanolaminephosphotransferase activities. J. Biol. Chem. 252 (1977) 3050-3056. [PMID: 192727]

2. Lee, T.-C., Blank, M.L., Fitzgerald, V. and Snyder, F. Formation of alkylacyl- and diacylglycerophosphocholines via diradylglycerol cholinephosphotransferase in rat liver. Biochim. Biophys. Acta 713 (1982) 479-483. [PMID: 6295501]

3. Parsasarathy, S., Cady, R.K., Kraushaar, D.S., Sladek, N.E. and Baumann, W.J. Inhibition of diacylglycerol:CDPcholine cholinephosphotransferase activity by dimethylaminoethyl p-chlorophenoxyacetate. Lipids 13 (1978) 161-164. [PMID: 204847]

4. Renooij, W. and Snyder, F. Biosynthesis of 1-alkyl-2-acetyl-sn-glycero-3-phosphocholine (platelet activating factor and a hypotensive lipid) by cholinephosphotransferase in various rat tissues. Biochim. Biophys. Acta 663 (1981) 545-556. [PMID: 6260215]

[EC 2.7.8.2 created 1961, modified 1986 (EC 2.7.8.16 created 1983, incorporated 1986)]


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