>tr|D2A8H2|D2A8H2_SHIF2 Exodeoxyribonuclease 7 small subunit OS=Shigella flexneri serotype X GN=xseB MPKKNEAPASFEKALSELEQIVTRLESGDLPLEEALNEFERGVQLARQGQAKLQQAEQRV QILLSDNEDASLTPFTPDNE