Candidate GTs for enzymatic synthesis (6 of 8 possible linkages):

RfaC: E. coli K12, E. coli K12 MB1760

RfaF: E. coli K12

WaaA: E. coli K12

WaaZ: E. coli K12

WbwA: E. coli O104

NeuS: E. coli K1, E. coli K92