Candidate GTs for enzymatic synthesis (3 of 5 possible linkages):
| KfiA: E. coli K5 WcnM: E. coli O137 PmHS2: P. multocida K5 Gtr45: A. baumannii G21 |
| KfiC: E. coli K5 |
| WzyK43: A. baumannii LUH5544, NIPH 60, O15 WzyK47: A. baumannii NIPH 601 Gtr96: A. baumannii NIPH 601 Gtr161: A. baumannii LUH5548 |