>sp|Q7VNI8|NAGZ_HAEDU Beta-hexosaminidase OS=Haemophilus ducreyi GN=nagZ MLIIDIKGTEISQQEIEILSHPLVAGLILFSRNFVDKAQLTALIKEIRQKVTKPLLITID QEGGRVQRFREGFTRLPAMQAFGQLAKHPQEAIIWAKQAGWLMAAEMFALDIDLSFAPVL DLGHKCKAIGDRSFGEKVTQILPIAEGFIDGMREIGMATTGKHFPGHGQVIADSHLETPF DERAKANIFNYDIQPFEYFIAKNKLSAIMPAHVVYTQCDPHPASGSTYWLQQVLRQQLQF KGIIFSDDLGMQGANLMGNFLQRSEQAINAGCDLLLLCNQPEGVIEVLNGLTYQPNKLEQ QKYLTLKKRRTIDFQQLASSPRYQQTKQHLEQLHECWLEWQTTH