› 2nqy

X-ray diffraction
2.4Å resolution

Crystal structure of alkaline thermophlic xylanase from Bacillus sp. (NCL 86-6-10) with complex xylotriose: Xylotriose cleaved to xylobiose and xylose

Released:
DOI: 10.2210/pdb2nqy/pdb
PDB entry 2nqy coloured by chain, front view.
PDB entry 2nqy coloured by chain, side view.
PDB entry 2nqy coloured by chain, top view.
Source organism: Bacillus sp. (in: Bacteria)
Entry authors: Satyanarayana L, Gaikwad SM, Balakrishnan H, Suresh CG

Function and Biology Details

Reaction catalysed: 
Endohydrolysis of (1->4)-beta-D-xylosidic linkages in xylans
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-181966 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Endo-1,4-beta-xylanase Chains: A, B
Molecule details ›
Chains: A, B
Length: 206 amino acids
Theoretical weight: 22.73 KDa
Source organism: Bacillus sp. (in: Bacteria)
UniProt:
  • Canonical: Q7SIE3 (Residues: 1-206; Coverage: 100%)
Sequence domains: Glycosyl hydrolases family 11
Structure domains: Jelly Rolls

Ligands and Environments

Carbohydrate polymer : NEW Components: XYP
Carbohydrate polymer
1 bound ligand:
Ligand XYP 2 x XYP
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P43212
Unit cell:
a: 78.363Å b: 78.363Å c: 140.84Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.194 0.192 0.243

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