Candidate GTs for enzymatic synthesis (5 of 8 possible linkages):
ktr4p:
S. cerevisiae
S288c
WfgE:
E. coli
O152
WcmX:
E. coli
O173
WfaO:
E. coli
O24
RfaC:
E. coli
K12
WaaR/WaaJ:
E. coli
K12
WffD:
E. coli
O58
WejN:
E. coli
O78