>tr|B3EP76|B3EP76_CHLPB Exodeoxyribonuclease 7 small subunit OS=Chlorobium phaeobacteroides (strain BS1) OX=331678 GN=xseB PE=3 SV=1 MSQKKATIEELIARLEEITGEMEHPDTGIDTSIKLYEEGLKIAAICRKRLQDARQKIEII NPETSSGQEPEKKEDYGLFNAP