>tr|A0A137PM51|A0A137PM51_LACJH Exodeoxyribonuclease 7 small subunit OS=Lactobacillus johnsonii GN=xseB MAIKKNNFEEQLNELQEIVNKLESGNVPLEDALSEFQAGVKLSRELEKKLNDAEQTVAKL VDKDGNEKALDPQNASAPEEE