4.2.2.17	EC 2.4.1.200, IFTase, inulin D-fructosyl-D-fructosyltransferase (1,2':2',1-dianhydride-forming), inulin fructotransferase (depolymerizing, difructofuranose-1,2':2',1-dianhydride-forming), inulin fructotransferase (DFA I-producing), inulin fructotransferase (DFA-I-producing), NBCG_01407, Noca_0068, UG56_016290