>sp|P44955|NAGZ_HAEIN Beta-hexosaminidase OS=Haemophilus influenzae GN=nagZ MSSLLIDLKGKELEQEEVELLSHPLVAGLILFTRNFENREQIQELIRSVRQRVKKPLLIT VDQEGGRVQRFRDGFTMLPSMQAFQETLSATEQVSFAKEAGWQMAAEMIALDIDLSFAPV LDLGHECRAIGDRSFSSDVKSAVNLATAFIDGMHQAGMASTGKHFPGHGHVLADSHLETP YDDRTKEEIFSGDLQPFQQLISQNKLDAIMPAHVIYSQCDSQPASGSKYWLKEILRKKLN FQGTIFSDDLGMKGAGVMGNFVERSKKALNAGCDLLLLCNEREGVIQVLDNLKLTENQPH FMARQARLQSLFKRRVINWNDLISDQRWRLNYQKLADIQSRWLDIQAAKND