Candidate GTs for enzymatic synthesis (3 of 4 possible linkages):
WbbL:
E. coli
K12 O16
Orf12:
E. coli
O39
WekH:
E. coli
O119
WfaL:
E. coli
O139
WbbI:
E. coli
K12
WbvU:
E. coli
O146