Candidate GTs for enzymatic synthesis (6 of 6 possible linkages):
RfaC: E. coli K12, E. coli K12 MB1760
RfaF: E. coli K12
WaaA: E. coli K12
WaaZ: E. coli K12
KpsC: E. coli , T. dismutans
KpsC: E. coli , T. dismutans