PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11406421-1 2001 Because polymorphisms in the methyl group metabolism genes methylene-tetrahydrofolate reductase (MTHFR), methionine synthase (MS), and cystathione beta-synthetase (CBS) affect plasma homocysteine levels and intracellular concentrations of S-adenosylmethionine (SAM), they modify the susceptibility to cardiovascular diseases and cancer. S-Adenosylmethionine 239-259 5-methyltetrahydrofolate-homocysteine methyltransferase Homo sapiens 105-124 11406421-1 2001 Because polymorphisms in the methyl group metabolism genes methylene-tetrahydrofolate reductase (MTHFR), methionine synthase (MS), and cystathione beta-synthetase (CBS) affect plasma homocysteine levels and intracellular concentrations of S-adenosylmethionine (SAM), they modify the susceptibility to cardiovascular diseases and cancer. S-Adenosylmethionine 261-264 5-methyltetrahydrofolate-homocysteine methyltransferase Homo sapiens 105-124