X-ray diffraction
1.65Å resolution

Crystal structure of BTK mutant (F435T,K596R) complexed with Imidazo[1,5-a]quinoxaline


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Tyrosine-protein kinase ITK/TSK Chain: A
Molecule details ›
Chain: A
Length: 267 amino acids
Theoretical weight: 30.46 KDa
Source organism: Homo sapiens
Expression system: Not provided
  • Canonical: Q08881 (Residues: 354-620; Coverage: 43%)
Gene names: EMT, ITK, LYK
Sequence domains: Protein tyrosine kinase
Structure domains:

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I02
Spacegroup: P21
Unit cell:
a: 46.34Å b: 69.35Å c: 47.27Å
α: 90° β: 115.7° γ: 90°
R R work R free
0.169 0.167 0.205
Expression system: Not provided