PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23387078-1 2012 Methionine synthase (MS, EC2.1.1.13), a key enzyme in the folate metabolism area catalyzing methyl transfer from N5-methyltetrahydrofolate to homocysteine to give tetrahydrofolate and methionine, takes a core position in folate cycle, one-carbon-unit transfer and sculpture amino acid pathways. 5,6,7,8-tetrahydrofolic acid 122-138 5-methyltetrahydrofolate-homocysteine methyltransferase Rattus norvegicus 0-19 24268539-1 2014 Methionine synthase catalyzes the transfer of a methyl group from 5-methyltetrahydrofolate to homocysteine, producing methionine and tetrahydrofolate. 5,6,7,8-tetrahydrofolic acid 74-90 5-methyltetrahydrofolate-homocysteine methyltransferase Rattus norvegicus 0-19