PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1830308-2 1991 Competition binding studies were performed with the TXA2/PGH2 mimetic [1S-1 alpha,2 beta (5Z), 3 alpha(1E,3R*),4 alpha)]-7-[3-(3-hydroxy-4"-iodophenoxy)-1-buteny) 7-oxabicyclo-[2.2.1]-heptan-2-yl]-5-heptenoic acid ([125I]BOP). Thromboxane A2 52-56 BOP Homo sapiens 221-224