Candidate GTs for enzymatic synthesis (3 of 6 possible linkages):
WcnV: E. coli O165
Orf7: E. coli O82
WclP: E. coli O21
WfeD: E. coli O32
Orf6: E. coli O83
Orf9: E. coli O136
WbsG: E. coli O91
Gtr4: A. baumannii ACICU, A74