3-Deoxy-2-octulosonidase

3-Deoxy-2-octulosonidase
Identifiers
EC number 3.2.1.124
CAS number 103171-48-8
Databases
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB structures RCSB PDB PDBe PDBsum

3-Deoxy-2-octulosonidase (EC 3.2.1.124, 2-keto-3-deoxyoctonate hydrolase, octulosylono hydrolase, octulofuranosylono hydrolase, octulopyranosylonohydrolase) is an enzyme with systematic name capsular-polysaccharide 3-deoxy-D-manno-2-octulosonohydrolase.[1] This enzyme catalyses the following chemical reaction

Endohydrolysis of the beta-ketopyranosidic linkages of 3-deoxy-D-manno-2-octulosonate in capsular polysaccharides

The bacteriophage enzyme depolymerizas polysaccharides containing 3-deoxy-2-octulosonide in the cell wall of Escherichia coli.

References

  1. Altmann, F.; Kwiatkowski, B.; Stirm, S.; März, L.; Unger, F.M. (1986). "A bacteriophage-associated glycanase cleaving β-pyranosidic linkages of 3-deoxy-D-manno-2-octulosonic acid (KDO)". Biochem. Biophys. Res. Commun. 136: 329–335. doi:10.1016/0006-291x(86)90914-9. PMID 3707579.

External links

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