Candidate GTs for enzymatic synthesis (4 of 7 possible linkages):
WclX: E. coli O107 H705
WzY: E. coli O133
Orf10: E. coli O10
Orf9: E. coli O100
Orf6: E. coli O48
WekY: E. coli O75
WekI: E. coli O119