>sp|Q3SKU2|NAGZ_THIDA Beta-hexosaminidase OS=Thiobacillus denitrificans GN=nagZ MTLGPLMLDVAGTELCDDDRRRLSDPLVGGVILFSRNYRDPAQLAALCEEIHALKAAPLL IGVDHEGGRVQRFRDGFTRLPPMRSLGAIWNEHPQRARELARETGYVLASELRAHGVDFS FAPVLDLDYGASSVIGDRAFHADPQAVFQLGQAVMLGMKDAGMAACGKHFPGHGFVIADS HVDIPVDRRTLGDIARADLVPFRLMVEAGLAAMMPAHVIYPEVDAQPAGFSRVWLQKILR QQLGFDGAVFSDDLCMAGAAFAGGIVERVRAALDAGCDMALVCNHPELADEVLAKLDVDW PAPARARLARMHGHPAHAPTMTALRESARYAEALHHVAGLGRDSAELDLSDPTDYCGRA