>sp|P0AG88|SECB_ECO57 Protein-export protein SecB OS=Escherichia coli O157:H7 GN=secB MSEQNNTEMTFQIQRIYTKDISFEAPNAPHVFQKDWQPEVKLDLDTASSQLADDVYEVVL RVTVTASLGEETAFLCEVQQGGIFSIAGIEGTQMAHCLGAYCPNILFPYARECITSMVSR GTFPQLNLAPVNFDALFMNYLQQQAGEGTEEHQDA