>tr|A0A6B3X8Y7|A0A6B3X8Y7_CLOBO Exodeoxyribonuclease 7 small subunit OS=Clostridium botulinum GN=xseB MGRKKESFENMLEKLETIVDSMDNGEITLEDSMKSYEEGIKLCNKLYKVLKDAEGKIKIL EDNKEEDFESS