Candidate GTs for enzymatic synthesis (4 of 6 possible linkages):

WbuB: E. coli O172, E. coli O108 Gtr20K63: A. baumannii LUH5551

WfbF*: E. coli O12 WzY: E. coli O172 Orf4: E. coli O12 Gtr128: A. baumannii LUH5551

WbuH: E. coli O4 WekC: E. coli O25a Orf5: E. coli O172

Orf3: E. coli O172