› 1yna

X-ray diffraction
1.55Å resolution

ENDO-1,4-BETA-XYLANASE, ROOM TEMPERATURE, PH 4.0

Released:
DOI: 10.2210/pdb1yna/pdb
PDB entry 1yna coloured by chain, front view.
PDB entry 1yna coloured by chain, side view.
PDB entry 1yna coloured by chain, top view.
Source organism: Thermomyces lanuginosus
Primary publication:
Thermophilic xylanase from Thermomyces lanuginosus: high-resolution X-ray structure and modeling studies.
Gruber K, Klintschar G, Hayn M, Schlacher A, Steiner W, Kratky C
Biochemistry 37 13475-85 (1998)
PMID: 9753433

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 domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-128833 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Endo-1,4-beta-xylanase Chain: A
Molecule details ›
Chain: A
Length: 194 amino acids
Theoretical weight: 21.31 KDa
Source organism: Thermomyces lanuginosus
UniProt:
  • Canonical: O43097 (Residues: 32-225; Coverage: 100%)
Gene name: XYNA
Sequence domains: Glycosyl hydrolases family 11
Structure domains: Jelly Rolls

Ligands and Environments

No bound ligands
1 modified residue:
Ligand PCA 1 x PCA

Experiments and Validation Details

Entry percentile scores
X-ray source: SIEMENS
Spacegroup: P21
Unit cell:
a: 40.96Å b: 52.57Å c: 50.47Å
α: 90° β: 100.43° γ: 90°
R-values:
R R work R free
0.193 not available not available

Quick links

Citations

10 review citations

Xylanases, xylanase families and extremophilic xylanases.
Collins et al. (2005)
9 more

11 mentions without citation

Structural Considerations on the Use of Endo-Xylanases for the Production of prebiotic Xylooligosaccharides from Biomass.
Linares-Pasten et al. (2018)
10 more