tokens: Based on the comparison of the predicted amino acid sequences of 1-sst and 1-fft with those of other plant fructosyl transferase genes , we postulate that both plant fructan genes have evolved from plant invertase genes .
folded_tokens: base on the comparison of the predict amino acid sequence of 1-sst and 1-fft with those of other plant fructosyl transferase gene , we postulate that both plant fructan gene have evolve from plant invertase gene .