>tr|W1F4I5|W1F4I5_ECOLX Exodeoxyribonuclease 7 small subunit OS=Escherichia coli ISC7 GN=xseB
MPKKNEAPASFEKALSELEQIVTRLESGDLPLEEALNEFERGVQLARQGQAKLQQAEQRV
QILLSDNEDASLTPFTPDNE