PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7692967-9 1993 These results suggest that antithrombin and H-kininogen may play important roles in the regulation of kallikrein activity in the presence of heparin or heparin-like glycosaminoglycans. Glycosaminoglycans 165-183 serpin family C member 1 Homo sapiens 27-39