>tr|A0A0E0Y499|A0A0E0Y499_ECO1C Exodeoxyribonuclease 7 small subunit OS=Escherichia coli O104:H4 GN=xseB MPKKNEAPASFEKALSELEQIVTRLESGDLPLEEALNEFERGVQLARQGQAKLQQAEQRV QILLSDNEDASLTPFTPDNE