PDBe 3v5j

X-ray diffraction
2.59Å resolution

Crystal Structure of Interleukin-2 Inducible T-cell Kinase Itk Catalytic Domain with Thienopyrazolylindole Inhibitor 090


Function and Biology Details

Reaction catalysed:
ATP + a [protein]-L-tyrosine = ADP + a [protein]-L-tyrosine phosphate
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
homo tetramer
Entry contents:
1 distinct polypeptide molecule
Tyrosine-protein kinase ITK/TSK Chains: A, B
Molecule details ›
Chains: A, B
Length: 266 amino acids
Theoretical weight: 30.25 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
  • Canonical: Q08881 (Residues: 357-620; 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: RIGAKU RUH3R
Spacegroup: C2
Unit cell:
a: 146.132Å b: 69.513Å c: 68.244Å
α: 90° β: 107.33° γ: 90°
R R work R free
0.246 0.245 0.27
Expression system: Spodoptera frugiperda