5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase

**Definition:** An enzyme that catalyzes the formation of methionine by transfer of a methyl group from 5-methyltetrahydrofolate to homocysteine. It requires a cobamide coenzyme. The enzyme can act on mono- or triglutamate derivatives. EC 2.1.1.13.

**Tree numbers:** - D08.811.913.555.500.645

**Synonyms:** - Methionine Synthetase - Methyltetrahydrofolate Homocysteine Methyltransferase - Tetrahydropteroylglutamate Methyltransferase - Methionine Synthase