PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3346219-3 1988 The inactivation is characterized by an apparently greater loss of fibrinogen-clotting activity than activity toward synthetic ester substrates, suggesting that the residues modified by tetranitromethane are involved in the interaction of thrombin with fibrinogen. Esters 127-132 coagulation factor II, thrombin Bos taurus 239-247