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 |
| WbwA: E. coli O104 |
| WfeD: E. coli O32 Orf6: E. coli O83 Orf9: E. coli O136 WbsG: E. coli O91 |