>tr|Q8YWS9|Q8YWS9_NOSS1 beta-fructofuranosidase OS=Nostoc sp. GN=invA MKTPPINQKSLRETESWKLLESSIIYYEGNPIGTVAAQDPELAALNYDQCFLRDFVPSAF VFLMDGQTDIVRNFLIETLTLQSHEKEMDCFQPGAGLMPASFKVESDGSKEYLVADFGEK AIARVPPVDSCMWWILLLRAYEKATGDLTLAREPKFQAGIKLILDLCLAHRFSMYPTMLV PDGAFMIDRRMGVYEHPLEIQVLFYAALRAARELLLPDGDGEQYLNKVHGRLGALQYHIR NYYWVDLKRLREIYRYKGNEFGKEIANKFNIFSQSIPDWVIEWLPEKGGYLAGNLGPGRM DFRFFALGNLMAILAGLASEEESQRIMNLFAHRWEDLIGYMPVKICYPALQGLEWQIVTG CDPKNIPWSYHNGGNWPVLLWLFTAAALKTGKVELAHEAIAIAEGRLSNDKFPEYYDGNN GRLIGKEARIYQTWSIAGLLVAKQFLANPDHVEFISFPDTFIGPGCSL