Candidate GTs for enzymatic synthesis (4 of 7 possible linkages):
| WfgE: E. coli O152 WcmX: E. coli O173 WfaO: E. coli O24 |
| WaaB: E. coli K12 |
| WaaR/WaaJ: E. coli K12 |
| WejX: E. coli O27 Orf8: E. coli O81 WffI: E. coli O130 Gtr8: A. baumannii ATCC 17978, LUH5537 |