Candidate GTs for enzymatic synthesis (2 of 7 possible linkages):
WaaX:
E. coli
R4 F2513
WclQ:
E. coli
O21
WfaM:
E. coli
O24
WejU:
E. coli
O27
Orf9:
E. coli
O81
WffJ:
E. coli
O130