PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29374432-3 2017 Of these, only tyrosinase has two activities: (1) oxygenase activity to hydroxylate monophenols to ortho-diphenols and (2) oxidase activity responsible for further oxidation of ortho-diphenols to ortho-quinones. Phenol 84-95 tyrosinase Homo sapiens 15-25