Metabolism of Met. Met methionine, SAM S-adenosyl- methionine, SAH S-adenosylhomocysteine, PMME phos- phatidylmonomethylethanolamine, PDME phosphatidyldi- methylethanolamine, PE phosphatidylethanolamine, PC phosphatidylcholine, MAT methionine adenosyltransferase, PEMT phosphatidylethanolamine N-methyltransferase, LATL- amino acid transporter.