Fig. 3: Identification of LbUGT2/4 for the glycosylation of lycibarbarspermidines.

A HPLC profiles of LbUGT2/4 in vitro assays using 1 and 2 as substrates. The peaks marked with an asterisk are the presumed monoglycosides. B, C Glycosylation reactions of LbUGT2/4 with 1 and 2 as substrates, respectively.