PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17146516-1 2006 The activities of the enzymes tyrosinase and thrombin are probed by the association of the ferrocene boronic acid label to the enzyme-generated catechol ligand, and by the cleavage of the ligand-redox complex tethered to a peptide, respectively. catechol 144-152 coagulation factor II, thrombin Homo sapiens 45-53