Candidate GTs for enzymatic synthesis (4 of 8 possible linkages):
| WbuS: E. coli O15 Gtr30K13: A. baumannii UMB001 Gtr30K73: A. baumannii SGH 0703 |
| Gtr31K12: A. baumannii D36 Gtr31K13: A. baumannii UMB001 Gtr31K73: A. baumannii SGH 0703 Gtr31K125: A. baumannii MAR13-1452 |
| WzyK13: A. baumannii UMB001 WzyK73: A. baumannii SGH 0703 |
| Gtr59K13: A. baumannii UMB001 |