PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7842454-3 1994 Angiotensin II receptor subtype was determined using an AT1 receptor antagonist (DuP753, losartan) and an AT2 receptor antagonist (PD123177). PD 123177 131-139 angiotensinogen Rattus norvegicus 0-14