PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11171108-4 2001 Anhydrothrombin retained affinity for various natural substrates of thrombin, including fibrinogen, factor VIII, factor XIII and protein C. In addition, these proteins were bound to anhydrothrombin-agarose in a reversible manner. Sepharose 198-205 coagulation factor II, thrombin Homo sapiens 7-15