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An enzyme that is active in the first step of choline phosphoglyceride (lecithin) biosynthesis by catalyzing the phosphorylation of choline to phosphorylcholine in the presence of ATP. Ethanolamine and its methyl and ethyl derivatives can also act as acceptors. EC 2.7.1.32.
Entry Term(s)
ATP Choline Transphosphatase
Choline Phosphokinase
Registry Numbers
EC 2.7.1.32
Related Numbers
9026-67-9
CAS Type 1 Name
ATP:choline phosphotransferase
Previous Indexing
Choline (1974-1975)
Phosphotransferases, ATP (1974-1975)
Public MeSH Note
91; was see under PHOSPHOTRANSFERASES, ATP 1976-90
History Note
91(76); was see under PHOSPHOTRANSFERASES, ATP 1976-90
An enzyme that is active in the first step of choline phosphoglyceride (lecithin) biosynthesis by catalyzing the phosphorylation of choline to phosphorylcholine in the presence of ATP. Ethanolamine and its methyl and ethyl derivatives can also act as acceptors. EC 2.7.1.32.