Candidate GTs for enzymatic synthesis (7 of 6 possible linkages):
RfaC: E. coli K12, E. coli K12 MB1760
RfaF: E. coli K12
WaaA: E. coli K12
WaaG: E. coli R1 F470, E. coli R4 F2513
WaaZ: E. coli K12
RfaQ: E. coli K12
WaaY: E. coli K12