Candidate GTs for enzymatic synthesis (9 of 13 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 O113 WbnD: E. coli O113 |
| Orf1: E. coli O181 |
| Gtr63: A. baumannii NIPH 190 Gtr162: A. baumannii LUH5552 |
| Gtr115: A. baumannii BAL_212 |