PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8964456-4 1996 For all antibiotics except methicillin and cefazolin, the catalytic efficiency values of TEM-2 are clearly greater than that of TEM-1. Methicillin 27-38 CD248 molecule Homo sapiens 128-133