Candidate GTs for enzymatic synthesis (2 of 3 possible linkages):

Orf9: E. coli O182 WbsA: E. coli O91 WfdV: E. coli O143 WeiG: E. coli O161

Orf8: E. coli O182 Orf4: E. coli O170 WbsF: E. coli O91 Gtr43: A. baumannii A388