>tr|M1IXB5|M1IXB5_9CREN Beta-galactosidase OS=Sulfolobus acidocaldarius N8 GN=SacN8_09030 MLSFPKGFKFGWSQSGFQSEMGTPGSEDPNSDWHVWVHDRENIVSQVVSGDLPENGPGYW GNYKRFHDEAEKIGLNAVRINVEWSRIFPRPLPKPEMQTGTDKENSPVISVDLNESKLRE MDNYANHEALSHYRQILEDLRNRGFHIVLNMYHWTLPIWLHDPIRVRRGDFTGPTGWLNS RTVYEFARFSAYVAWKLDDLASEYATMNEPNVVWGAGYAFPRAGFPPNYLSFRLSEIAKW NIIQAHARAYDAIKSVSKKSVGIIYANTSYYPLRPQDNEAVEIAERLNRWSFFDSIIKGE ITSEGQNVREDLRNRLDWIGVNYYTRTVVTKAESGYLTLPGYGDRCERNSLSLANLPTSD FGWEFFPEGLYDVLLKYWNRYGLPLYVMENGIADDADYQRPYYLVSHIYQVHRALNEGVD VRGYLHWSLADNYEWSSGFSMRFGLLKVDYLTKRLYWRPSALVYREITRSNGIPEELEHL NRVPPIKPLRH