5.1.3.26 additional information the enzyme does not function as a UDP-GlcNAc/UDPGalNAc epimerase Escherichia coli ? - ? 89 5.1.3.26 additional information the enzyme does not function as a UDP-GlcNAc/UDPGalNAc epimerase Escherichia coli O157 ? - ? 89 5.1.3.26 N-acetyl-alpha-D-glucosaminyl-diphospho-ditrans,octacis-undecaprenol - Escherichia coli N-acetyl-alpha-D-galactosaminyl-diphospho-ditrans,octacis-undecaprenol - r 422011 5.1.3.26 N-acetyl-alpha-D-glucosaminyl-diphospho-ditrans,octacis-undecaprenol the enzyme is involved in biosynthesis of the repeating tetrasaccharide unit of the O-antigen produced by some Gram-negative bacteria Escherichia coli N-acetyl-alpha-D-galactosaminyl-diphospho-ditrans,octacis-undecaprenol - r 422011 5.1.3.26 N-acetyl-alpha-D-glucosaminyl-diphospho-ditrans,octacis-undecaprenol - Escherichia coli O157 N-acetyl-alpha-D-galactosaminyl-diphospho-ditrans,octacis-undecaprenol - r 422011 5.1.3.26 N-acetyl-alpha-D-glucosaminyl-diphospho-ditrans,octacis-undecaprenol the enzyme is involved in biosynthesis of the repeating tetrasaccharide unit of the O-antigen produced by some Gram-negative bacteria Escherichia coli O157 N-acetyl-alpha-D-galactosaminyl-diphospho-ditrans,octacis-undecaprenol - r 422011