>tr|A0A4P7TR23|A0A4P7TR23_SHIFM Protein-export protein SecB OS=Shigella flexneri serotype 5a GN=secB MSEQNNTEMTFQIQRIYTKDISFEAPNAPHVFQKDWQPEVKLDLDTASSQLADDVYEVVL RVTVTASLGEETAFLCEVQQGGIFSIAGIEGTQMAHCLGAYCPNILFPYARECITSMVSR GTFPQLNLAPVNFDALFMNYLQQQAGEGTEEHQDA