Candidate GTs for enzymatic synthesis (4 of 7 possible linkages):

GALT1: A. thaliana WbgO: E. coli O55:H7 WbgP: E. coli O55 Orf2: E. coli O64

WbgM: E. coli O55:H7, E. coli O55 WbhP: E. coli O22 Orf11: E. coli O120 WbsH: E. coli O128ac

WbgO: E. coli O55:H7

WbgN: E. coli O55:H7, E. coli O55