PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30501088-9 2018 A more exhaustive dynamic analysis, using a selection pressure for ampicillin and cefotaxime resistance on all possible types of substitutions in the amino acid sequence of TEM-1, further demonstrated the observed mechanism. Ampicillin 67-77 CD248 molecule Homo sapiens 173-178