Candidate GTs for enzymatic synthesis (4 of 6 possible linkages):
| WbdL: E. coli O111 |
| WbdL: E. coli O111 |
| WbdM: E. coli O111 WclV: E. coli O3 WekV: E. coli O18ac WdbL: E. coli O111 |
| WclR: E. coli O3 WekW: E. coli O18ac WbdH: E. coli O111 WbbP/RfbP: S. dysenteriae type 1 LSPQ3472 |