>tr|F4V7V2|F4V7V2_ECOLX Protein-export protein SecB OS=Escherichia coli TA280 GN=secB MSEQNNTEMTFQIQRIYTKDISFEAPNAPHVFQKDWQPEVKLDLDTASSQLADDVYEVVL RVTVTASLGEETAFLCEVQQGGIFSIAGIEGTQMAHCLGAYCPNILFPYARECITSMVSR GTFPQLNLAPVNFDALFMNYLQQQAGEGTEEHQDA