Candidate GTs for enzymatic synthesis (5 of 5 possible linkages):
WfgE: E. coli O152
WcmX: E. coli O173
WfaO: E. coli O24
WaaO: E. coli K12
WaaR/WaaJ: E. coli K12
WaaV: E. coli R1 F470
WfeQ: E. coli O124
WekB: E. coli O25a