>tr|A0A0H3EFU9|A0A0H3EFU9_ECO8N Exodeoxyribonuclease 7 small subunit OS=Escherichia coli O83:H1 GN=xseB MPKKNEAPASFEKALSELEQIVTRLESGDLPLEEALNEFERGVQLARQGQAKLQQAEQRV QILLSDNEDASLTPFTPDNE