PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19618311-6 2009 Its metabolism results in Hcy increase and may be reduced with folate and vitamins B6, B12 supplementation or inhibition of catechol-O-methyltransferase (COMT) activity. Homocysteine 26-29 catechol-O-methyltransferase Homo sapiens 154-158