› 3kst

X-ray diffraction
1.7Å resolution

Crystal structure of Endo-1,4-beta-xylanase (NP_811807.1) from BACTEROIDES THETAIOTAOMICRON VPI-5482 at 1.70 A resolution

Released:
DOI: 10.2210/pdb3kst/pdb
PDB entry 3kst coloured by chain, front view.
PDB entry 3kst coloured by chain, side view.
PDB entry 3kst coloured by chain, top view.
Source organism: Bacteroides thetaiotaomicron VPI-5482
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-183673 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Endo-1,4-beta-xylanase Chains: A, B
Molecule details ›
Chains: A, B
Length: 306 amino acids
Theoretical weight: 34.37 KDa
Source organism: Bacteroides thetaiotaomicron VPI-5482
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8A3Q9 (Residues: 26-330; Coverage: 100%)
Gene name: BT_2895
Sequence domains: Glycosyl hydrolases family 43
Structure domains: Glycosyl hydrolase domain; family 43

Ligands and Environments

2 bound ligands:
Ligand CA 2 x CA
Ligand EDO 1 x EDO
1 modified residue:
Ligand MSE 8 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: P21
Unit cell:
a: 60.019Å b: 90.337Å c: 60.037Å
α: 90° β: 93.82° γ: 90°
R-values:
R R work R free
0.147 0.145 0.179
Expression system: Escherichia coli

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