2.4.1.100 2,1-fructan:2,1-fructan 1-fructosyltransferase; 1,2-beta-D-fructan 1F-fructosyltransferase; fructan:fructan fructosyl transferase; FFT; 1,2-beta-fructan 1F-fructosyltransferase; 1,2-beta-D-fructan:1,2-beta-D-fructan 1F-beta-D-fructosyltransferase; f • • •