PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7972302-5 1994 The mixed beta-1 beta-2 blocking drug 1-penbutolol, (but not d-penbutolol), inactive alone, behaved as an antagonist: it impaired in a dose-dependent way the effect of TFMPP. 1-(3-trifluoromethylphenyl)piperazine 168-173 hemoglobin, beta adult minor chain Mus musculus 17-23