Oligosaccharide reducing-end xylanase

Oligosaccharide reducing-end xylanase (EC 3.2.1.156, Rex, reducing end xylose-releasing exo-oligoxylanase) is an enzyme with systematic name beta-D-xylopyranosyl-(1->4)-beta-D-xylopyranose reducing-end xylanase.[1][2] This enzyme catalyses the following chemical reaction

Hydrolysis of (1->4)-beta-D-xylose residues from the reducing end of oligosaccharides
Oligosaccharide reducing-end xylanase
Identifiers
EC number3.2.1.156
CAS number879497-03-7
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

The enzyme acts rapidly on the beta-anomer of beta-D-xylopyranosyl-(1->4)-beta-D-xylopyranose.

References

  1. Honda Y, Kitaoka M (December 2004). "A family 8 glycoside hydrolase from Bacillus halodurans C-125 (BH2105) is a reducing end xylose-releasing exo-oligoxylanase". The Journal of Biological Chemistry. 279 (53): 55097–103. doi:10.1074/jbc.m409832200. PMID 15491996.
  2. Fushinobu S, Hidaka M, Honda Y, Wakagi T, Shoun H, Kitaoka M (April 2005). "Structural basis for the specificity of the reducing end xylose-releasing exo-oligoxylanase from Bacillus halodurans C-125". The Journal of Biological Chemistry. 280 (17): 17180–6. doi:10.1074/jbc.m413693200. PMID 15718242.
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