EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
2.4.1.56 | more |
different genes lgtA and rfaK encode enzymes which transfer N-acetylglucosamine to lipooligosaccharides, lgtA: beta-1,3-N-acetylglucosamine transferase, rfaK: alpha-1,2-N-acetylglucosamine transferase |
Neisseria meningitidis |
? |
- |
? |
2.4.1.56 | more |
no sugar donors: UDPglucose, UDPgalactose, UDPglucosamine, overview over oligosaccharide acceptor specificity |
Neisseria meningitidis |
? |
- |
? |
2.4.1.56 | more |
involved in synthesis of glycoforms of lipooligosaccharide: synthesis of the A-branch and B-branch |
[Haemophilus] ducreyi |
? |
- |
? |
2.4.1.56 | more |
inner-core biosynthesis of lipooligosaccharide, an outer membrane glycolipid |
Neisseria meningitidis |
? |
- |
? |
2.4.1.56 | more |
synthesized donor substrates methyl-(2-acetamido-2-deoxy-alpha-D-glucopyranosyl)-diphosphate, benzyl-(2-acetamido-2-deoxy-alpha-D-glucopyranosyl)-diphosphate, 4-phenylbutyl-(2-acetamido-2-deoxy-alpha-D-glucopyranosyl)-diphosphate and 2-acetamido-2-deoxy-alpha-D-glucopyranose 1-diphosphate show no reactivity |
Neisseria meningitidis |
? |
- |
? |
2.4.1.56 | more |
no sugar donors: UDPglucose, UDPgalactose, UDPglucosamine, overview over oligosaccharide acceptor specificity |
Neisseria meningitidis H44/76 |
? |
- |
? |
2.4.1.56 | more |
different genes lgtA and rfaK encode enzymes which transfer N-acetylglucosamine to lipooligosaccharides, lgtA: beta-1,3-N-acetylglucosamine transferase, rfaK: alpha-1,2-N-acetylglucosamine transferase |
Neisseria meningitidis H44/76 |
? |
- |
? |
2.4.1.56 | more |
inner-core biosynthesis of lipooligosaccharide, an outer membrane glycolipid |
Neisseria meningitidis H44/76 |
? |
- |
? |
2.4.1.56 | UDP-N-acetyl-D-galactosamine + lipooligosacccharide |
76% of activity with UDP-N-acetyl-D-glucosamine, 10fold lower affinity than for UDP-N-acetyl-D-glucosamine, beta1-3-linkage of N-acetyl-D-galactosamine to accepting Gal residues |
Neisseria meningitidis |
UDP + N-acetyl-D-galactosaminyllipooligosaccharide |
- |
? |
2.4.1.56 | UDP-N-acetyl-D-galactosamine + lipooligosacccharide |
76% of activity with UDP-N-acetyl-D-glucosamine, 10fold lower affinity than for UDP-N-acetyl-D-glucosamine, beta1-3-linkage of N-acetyl-D-galactosamine to accepting Gal residues |
Neisseria meningitidis H44/76 |
UDP + N-acetyl-D-galactosaminyllipooligosaccharide |
- |
? |