Candidate GTs for enzymatic synthesis (8 of 6 possible linkages):
| RfaF: E. coli K12 |
| WaaA: E. coli K12 |
| WaaL: E. coli K12 MG1655 |
| WaaG: E. coli R1 F470, E. coli R4 F2513 |
| WaaZ: E. coli K12 |
| WaaY: E. coli K12 |
| KpsC: E. coli , T. dismutans |
| KpsC: E. coli , T. dismutans |