>sp|Q2Y863|NAGZ_NITMU Beta-hexosaminidase OS=Nitrosospira multiformis GN=nagZ MSLGPVILDIEGTQLTANDKKKLRHPLVGGVILFTRNYSSLAQLMHLTAEIHALRTPPLL VAVDHEGGRVQRFREDFTRLPPMRELGRIWDEHPAQARHLAHEAGYVLAAELRAAGVDFS FTPVLDMDYGQSSVIRDRAFHRDPQAIAELAHSLMSGLKSAGMAAVGKHFPGHGYIEADS HFEMPVDERTYAQIEMDDLIPFRKMIGFGLTGMMPAHVIYPKVDALPAGFSEVWLKKVLR GELGFEGCIFSDDLNMAGAAFAGNPVERAQKALHAGCDMVLLCNNPEAAEMLLAELHWDL PALGVIRLARMRGRPNPDSLVKLHENPNFVSAVEKIAGIGVRSGELPLV