Protein Methyltransferases

**Definition:** Enzymes that catalyze the methylation of amino acids after their incorporation into a polypeptide chain. S-Adenosyl-L-methionine acts as the methylating agent. EC 2.1.1.

**Tree numbers:** - D08.811.913.555.500.800

**Synonyms:** - Protein Methylase - Protein Methyltransferase - Protein Methylases