Candidate GTs for enzymatic synthesis (3 of 4 possible linkages):
| WaaB: E. coli K12 |
| WclQ: E. coli O21 WfaM: E. coli O24 WejU: E. coli O27 Orf9: E. coli O81 WffJ: E. coli O130 |
| WejX: E. coli O27 Orf8: E. coli O81 WffI: E. coli O130 Gtr8: A. baumannii ATCC 17978, LUH5537 |