PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3517539-1 1986 Radioenzymatic assays have been developed for norepinephrine (NE) using either catechol O-methyltransferase (COMT) or phenylethanolamine N-methyltransferase (PNMT). Norepinephrine 46-60 catechol-O-methyltransferase Homo sapiens 79-107 3517539-1 1986 Radioenzymatic assays have been developed for norepinephrine (NE) using either catechol O-methyltransferase (COMT) or phenylethanolamine N-methyltransferase (PNMT). Norepinephrine 46-60 catechol-O-methyltransferase Homo sapiens 109-113