Candidate GTs for enzymatic synthesis (4 of 8 possible linkages):
WbsU: E. coli O126
Gtr15K90: A. baumannii LUH5553
Orf1: E. coli O28ab
WzyK90: A. baumannii LUH5553
WzyK112: A. baumannii MAR24
Gtr48: A. baumannii RCH51
Gtr14KL5: A. baumannii SDF
Gtr14K7: A. baumannii LUH5533
Gtr14KL46: A. baumannii NIPH 329
Gtr14K90: A. baumannii LUH5553
Gtr14KL218: A. baumannii 52-249
Gtr163: A. baumannii LUH5553