PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12667082-1 2003 Human methionine synthase reductase (MSR) catalyzes the NADPH-dependent reductive methylation of methionine synthase. NADP 56-61 5-methyltetrahydrofolate-homocysteine methyltransferase Homo sapiens 6-25