>sp|A4TSB9|SECB_YERPP Protein-export protein SecB OS=Yersinia pestis GN=secB MSEQNNTEMAFQIQRIYTKDISFEAPNAPQVFQQDWQPEVKLDLDTASSQLAEDVYEVVL RVTVTASLGEETAFLCEVQQGGIFSVAGIEGTQLAHCLGAYCPNILFPYARECITSLVSR GTFPQLNLAPVNFDALFMNYLQQQAEGEVEGVEQRQDA