組織名は"s"-adenosyl--methionine:phosphatidylethanolamine "n"-methyltransferaseで、別名にpemt、lmtase、lipid methyl transferase、phosphatidylethanolamine methyltransferase、phosphatidylethanolamine-"n"-methylase、phosphatidylethanolamine-"s"-adenosylmethionine methyltransferaseがある。