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

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Short description: Class of enzymes
UDP-N,N'-diacetylbacillosamine 2-epimerase (hydrolysing)
Identifiers
EC number3.2.1.184
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB 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 [math]\displaystyle{ \rightleftharpoons }[/math] UDP + 2,4-diacetamido-2,4,6-trideoxy-D-mannopyranose

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

References

  1. "Biosynthesis of CMP-N,N'-diacetyllegionaminic acid from UDP-N,N'-diacetylbacillosamine in Legionella pneumophila". Biochemistry 47 (10): 3272–82. March 2008. doi:10.1021/bi702364s. PMID 18275154. 
  2. "The CMP-legionaminic acid pathway in Campylobacter: biosynthesis involving novel GDP-linked precursors". Glycobiology 19 (7): 715–25. July 2009. doi:10.1093/glycob/cwp039. PMID 19282391. 

External links