Catalysis of the reaction: (6S)-5-methyl-5,6,7,8-tetrahydrofolate + L-homocysteine = (6S)-5,6,7,8-tetrahydrofolate + L-methionine. [ https://enzyme.expasy.org/EC/2.1.1.13 https://www.rhea-db.org/rhea/11172 ]
Synonyms: 5-methyltetrahydrofolate-homocysteine S-methyltransferase activity
Term information
B12 N(5)-methyltetrahydrofolate homocysteine methyltransferase activity
N(5)-methyltetrahydrofolate--homocysteine cobalamin methyltransferase activity
B12 N5-methyltetrahydrofolate homocysteine methyltransferase activity
tetrahydropteroylglutamic methyltransferase activity
tetrahydrofolate methyltransferase activity
N5-methyltetrahydrofolic-homocysteine vitamin B12 transmethylase activity
5-methyltetrahydrofolate:L-homocysteine S-methyltransferase activity
MetH
vitamin B12 methyltransferase activity
N5-methyltetrahydrofolate-homocysteine cobalamin methyltransferase activity
methyltetrahydrofolate--homocysteine vitamin B12 methyltransferase activity
N5-methyltetrahydrofolate methyltransferase activity
5-methyltetrahydrofolate--homocysteine transmethylase activity
tetrahydropteroylglutamate methyltransferase activity
N-methyltetrahydrofolate:L-homocysteine methyltransferase activity
N(5)-methyltetrahydrofolic--homocysteine vitamin B12 transmethylase activity
methionine synthase (cobalamin-dependent) activity
N(5)-methyltetrahydrofolate methyltransferase activity
cobalamin-dependent methionine synthase activity
5-methyltetrahydrofolate--homocysteine S-methyltransferase activity