>sp|Q8Y7C3|EX7S_LISMO Exodeoxyribonuclease 7 small subunit OS=Listeria monocytogenes serovar 1/2a GN=xseB MATKKKTFEEAIAELETIVEALENGSASLEDSLDMYQKGIELTKLCQDKLQSAEKRMAKV VTDAGEEIPFEADGE