>tr|A0A7Z8DSE8|A0A7Z8DSE8_SHIFL Thiosulfate reductase electron transport protein PhsB OS=Shigella flexneri GN=CEG97_12740 MSFTRRKFVLGMGTVIFFTGSASSLLANTRQEKEVRYAMIHDESRCNGCNICARACRKTN HVPAQGSRLSIAHIPVTDNDNETQYHFFRQSCQHCEDAPCIDVCPTGASWRDEQGIVRVE KSQCIGCSYCIGACPYQVRYLNPVTKVADKCDFCAESRLAKGFPPICVSACPEHALIFGR EDSPEIQAWLQQNKYYQYQLPGAGKPHLYRRFGQHLIKKENV