>sp|Q87BR5|NAGZ_XYLFT Beta-hexosaminidase OS=Xylella fastidiosa GN=nagZ MLLIGVAGTTLSAQEVDWLQDDAVAGVVLFKRNFASRAQIVELSAALREAAPRPLLLAVD QEGGRVQRFHEGYSALPPLQGIGALYVRDPEAALELAFEHAWLMASEVRASGVDLSFAPV VDLGRGNRAIGDRAFSDDPHVVAAFAKAYVQGMHAAGMPVTLKHFPGHGSVLEDTHVDLA VDVRALETLESEDLVPFAAGIAAGADAVMMAHVVYPNVAPEPAGFSAHWIEVILRGRMGF RGVVFSDDIGMAAVRGVGGVVGCVHAHLDAGCDVVLVCHPELVNDALSAVAGRRSNTAAL IGLIGRGVLGWDGLLADVRYGSIQSHLFERFGTST