PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6693427-17 1984 These data suggest at least two inactivation mechanisms by benzyl cyanides: 1) formation of a tightly bound or covalent adduct between dopamine beta-hydroxylase and enzyme-bound mandelonitrile (or a rearranged form of this molecule), and 2) reversible inhibition resulting from cyanide binding to enzyme-Cu2+. mandelonitrile 178-192 dopamine beta-hydroxylase Homo sapiens 135-160