PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1377216-5 1992 We found evidence for the formation of a high-affinity 1:1 complex between SAP and heparin and for inhibition of binding of both thrombin and antithrombin III to heparin-Sepharose by SAP. Sepharose 170-179 coagulation factor II, thrombin Homo sapiens 129-137