Candidate GTs for enzymatic synthesis (4 of 6 possible linkages):

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

WbgO: E. coli O55:H7

Orf7: E. coli O136 Gtr37: A. baumannii ST25

WzyK16: A. baumannii ST25