>sp|B0U3L0|NAGZ_XYLFM Beta-hexosaminidase OS=Xylella fastidiosa GN=nagZ MLLIGVAGTTLSAQEVDWLQDDAVAGVVLFKRNFASRAQIVELSAALREAAPRPLLLAVD QEGGRVQRFYEGYSALPPLQGIGALYVRDPEAALELAFEHAWLMASEVRASGVDLSFAPV VDLGRGNRAIGDRAFSDDPHVVAAFAQAYVQGMHAAGMPVTLKHFPGHGSVLEDTHVDLA VDVRPLETLESEDLVPFAAGIAAGADAVMMAHVVYPNVAPETAGFSAHWIEVILRGRMGF RGVVFSDDIGMAAVRGVGGVVGCVHAHLDAGCDVVLVCHPELVNDALSAVAGRRSNTAAL IGLIGRGALGWDGLLADVRYGSIQSRLFERFGTST