PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1239312-4 1975 The activation of maleyl-prothrombin to maleyl-thrombin took place in 25% sodium citrate only in the presence of thrombin and the Xa factor. Sodium Citrate 74-88 coagulation factor II, thrombin Bos taurus 25-36 1239312-4 1975 The activation of maleyl-prothrombin to maleyl-thrombin took place in 25% sodium citrate only in the presence of thrombin and the Xa factor. Sodium Citrate 74-88 coagulation factor II, thrombin Bos taurus 28-36 1239312-4 1975 The activation of maleyl-prothrombin to maleyl-thrombin took place in 25% sodium citrate only in the presence of thrombin and the Xa factor. Sodium Citrate 74-88 coagulation factor II, thrombin Bos taurus 47-55