PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15155242-1 2004 A clinical strain of Escherichia coli isolated from pleural liquid with high levels of resistance to cefotaxime, ceftazidime, and aztreonam harbors a novel CTX-M gene (bla(CTX-M-32)) whose amino acid sequence differs from that of CTX-M-1 by a single Asp240-Gly substitution. Aztreonam 130-139 beta-lactamase Escherichia coli 168-171 11257029-8 2001 The gene, bla(KPC-1), was cloned in E. coli and shown to confer resistance to imipenem, meropenem, extended-spectrum cephalosporins, and aztreonam. Aztreonam 137-146 beta-lactamase Escherichia coli 10-13