Candidate GTs for enzymatic synthesis (6 of 12 possible linkages):
| ktr4p: S. cerevisiae S288c |
| RfaC: E. coli K12 |
| WffD: E. coli O58 WejN: E. coli O78 |
| WbqH: E. coli O121 Gtr71: A. baumannii LUH5535 Gtr39: A. baumannii G7 |
| WbqE: E. coli O121 |
| Gtr12KL98: A. baumannii REV-1184 |