Candidate GTs for enzymatic synthesis (2 of 3 possible linkages):

GALT29A: A. thaliana GALT31A: A. thaliana Orf5: E. coli O64 Orf8: E. coli O131 Gtr17: A. baumannii RBH4 Gtr57: A. baumannii 4190, 1432, NIPH 70

RAY1: A. thaliana