IUBMB Enzyme Nomenclature


Accepted name: phosphoethanolamine N-methyltransferase

Reaction: S-adenosyl-L-methionine + ethanolamine phosphate = S-adenosyl-L-homocysteine + N-methylethanolamine phosphate

Other name(s): phosphoethanolamine methyltransferase

Systematic name: S-adenosyl-L-methionine:ethanolamine-phosphate N-methyltransferase

Comments: The enzyme may catalyse the transfer of two further methyl groups to the product.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number: 171040-79-2


1. Datko, A.H. and Mudd, S.H. Enzymes of phosphatidylcholine synthesis in Lemna, soybean, and carrot. Plant Physiol. 88 (1988) 1338-1348.

[EC created 1992]

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