UDP-N,N'-diacetylbacillosamine 2-epimerase (hydrolysing)

UDP-N,N'-diacetylbacillosamine 2-epimerase (hydrolysing)
Identifiers
EC number 3.2.1.184
Databases
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB structures RCSB PDB PDBe PDBsum

UDP-N,N'-diacetylbacillosamine 2-epimerase (hydrolysing) (EC 3.2.1.184, UDP-Bac2Ac4Ac 2-epimerase, NeuC) is an enzyme with systematic name UDP-N,N'-diacetylbacillosamine hydrolase (2-epimerising).[1][2] This enzyme catalyses the following chemical reaction

UDP-N,N'-diacetylbacillosamine + H2O UDP + 2,4-diacetamido-2,4,6-trideoxy-D-mannopyranose

This enzyme requires Mg2+. It is involved in biosynthesis of legionaminic acid.

References

  1. Glaze, P.A.; Watson, D.C.; Young, N.M.; Tanner, M.E. (2008). "Biosynthesis of CMP-N,N-diacetyllegionaminic acid from UDP-N,N-diacetylbacillosamine in Legionella pneumophila". Biochemistry. 47: 3272–3282. doi:10.1021/bi702364s. PMID 18275154.
  2. Schoenhofen, I.C.; Vinogradov, E.; Whitfield, D.M.; Brisson, J.R.; Logan, S.M. (2009). "The CMP-legionaminic acid pathway in Campylobacter: biosynthesis involving novel GDP-linked precursors". Glycobiology. 19: 715–725. doi:10.1093/glycob/cwp039. PMID 19282391.
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