2.4.1.299 evolution the enzyme belongs to the glycoside hydrolase family 1, molecular phylogenetic tree based on amino acid sequences, overview 720677 2.4.1.299 physiological function in carnation petals, an acyl-glucose, 1-O-beta-D-vanillyl-glucose, acts as the donor molecule in the glucosyl transfer reaction at the 5 position of anthocyanin 720677