PDBe 1te1

X-ray diffraction
2.5Å resolution

Crystal structure of family 11 xylanase in complex with inhibitor (XIP-I)


Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Endo-1,4-beta-xylanase C Chain: B
Molecule details ›
Chain: B
Length: 190 amino acids
Theoretical weight: 20.63 KDa
Source organism: Talaromyces funiculosus
Expression system: Talaromyces funiculosus
  • Canonical: Q9HFH0 (Residues: 34-223; Coverage: 92%)
Gene name: xynC
Sequence domains: Glycosyl hydrolases family 11
Structure domains: Jelly Rolls
Xylanase inhibitor protein 1 Chain: A
Molecule details ›
Chain: A
Length: 274 amino acids
Theoretical weight: 30.32 KDa
Source organism: Triticum aestivum
  • Canonical: Q8L5C6 (Residues: 31-304; Coverage: 100%)
Gene name: XIPI
Sequence domains: Glycosyl hydrolases family 18
Structure domains: Glycosidases

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P43212
Unit cell:
a: 98.748Å b: 98.748Å c: 112.095Å
α: 90° β: 90° γ: 90°
R R work R free
0.21 0.208 0.271
Expression system: Talaromyces funiculosus