Candidate GTs for enzymatic synthesis (7 of 16 possible linkages):
| RfaC: E. coli K12, E. coli K12 MB1760 |
| RfaF: E. coli K12 |
| WaaA: E. coli K12 |
| WaaZ: E. coli K12 |
| RfaQ: E. coli K12 |
| WzY: E. coli O137 LpxB: E. coli |
| Orf12: E. coli O65 Orf8: E. coli O74 Orf9: E. coli L19 |