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High resolution crystallographic structure of the Clostridium thermocellum N-terminal endo-1,4-beta-D-xylanase 10B (Xyn10B) CBM22-1- GH10 modules complexed with xylohexaose

Source organism: Acetivibrio thermocellus
Biochemical function: hydrolase activity, acting on glycosyl bonds
Biological process: carbohydrate metabolic process
Cellular component: not assigned

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EC 3.2.1.8: Endo-1,4-beta-xylanase

Reaction catalysed:
Endohydrolysis of (1->4)-beta-D-xylosidic linkages in xylans
Systematic name:
4-beta-D-xylan xylanohydrolase
Alternative Name(s):
  • 1,4-beta-D-xylan xylanohydrolase
  • 1,4-beta-xylan xylanohydrolase
  • Beta-1,4-xylan xylanohydrolase
  • Beta-1,4-xylanase
  • Beta-D-xylanase
  • Beta-xylanase
  • Endo-(1->4)-beta-xylanase(1->4)-beta-xylan 4-xylanohydrolase
  • Endo-1,4-beta-D-xylanase
  • Endo-1,4-xylanase
  • Endo-beta-1,4-xylanase
  • Xylanase

GO terms

Sequence families

Pfam Protein families (Pfam)
PF00331
Domain description: Glycosyl hydrolase family 10
Occurring in:
  1. Endo-1,4-beta-xylanase Y
The deposited structure of PDB entry 2w5f contains 2 copies of Pfam domain PF00331 (Glycosyl hydrolase family 10) in Endo-1,4-beta-xylanase Y. Showing 1 copy in chain B.

PF02018
Domain description: Carbohydrate binding domain
Occurring in:
  1. Endo-1,4-beta-xylanase Y
The deposited structure of PDB entry 2w5f contains 2 copies of Pfam domain PF02018 (Carbohydrate binding domain) in Endo-1,4-beta-xylanase Y. Showing 1 copy in chain B.

InterPro InterPro annotations
IPR001000
Domain description: Glycoside hydrolase family 10 domain
Occurring in:
  1. Endo-1,4-beta-xylanase Y
IPR031158
Domain description: Glycosyl hydrolases family 10, active site
Occurring in:
  1. Endo-1,4-beta-xylanase Y
IPR017853
Domain description: Glycoside hydrolase superfamily
Occurring in:
  1. Endo-1,4-beta-xylanase Y
IPR044846
Domain description: Glycoside hydrolase family 10
Occurring in:
  1. Endo-1,4-beta-xylanase Y
IPR003305
Domain description: Carbohydrate-binding, CenC-like
Occurring in:
  1. Endo-1,4-beta-xylanase Y
IPR008979
Domain description: Galactose-binding-like domain superfamily
Occurring in:
  1. Endo-1,4-beta-xylanase Y
IPR029052
Domain description: Metallo-dependent phosphatase-like
Occurring in:
  1. Endo-1,4-beta-xylanase Y

Structure domains

CATH CATH domains
3.20.20.80
Class: Alpha Beta
Architecture: Alpha-Beta Barrel
Topology: TIM Barrel
Homology: Glycosidases
Occurring in:
  1. Endo-1,4-beta-xylanase Y
The deposited structure of PDB entry 2w5f contains 2 copies of CATH domain 3.20.20.80 (TIM Barrel) in Endo-1,4-beta-xylanase Y. Showing 1 copy in chain B.
2.60.120.260
Class: Mainly Beta
Architecture: Sandwich
Topology: Jelly Rolls
Homology: Galactose-binding domain-like
Occurring in:
  1. Endo-1,4-beta-xylanase Y
The deposited structure of PDB entry 2w5f contains 2 copies of CATH domain 2.60.120.260 (Jelly Rolls) in Endo-1,4-beta-xylanase Y. Showing 1 copy in chain B.

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