X-ray diffraction
2.03Å resolution

Crystal structure of Bruton agammaglobulinemia tyrosine kinase complexed with BMS-809959 aka 4-tert-butyl-n-[2-me thyl-3-(6-{[4-(morpholine-4-carbonyl)phenyl]amino}-9h- purin-2-yl)phenyl]benzamide

Source organism: Homo sapiens
Entry author: Muckelbauer JK

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Tyrosine-protein kinase BTK Chains: A, B
Molecule details ›
Chains: A, B
Length: 263 amino acids
Theoretical weight: 30.84 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
  • Canonical: Q06187 (Residues: 396-657; Coverage: 40%)
Gene names: AGMX1, ATK, BPK, BTK
Sequence domains: Protein tyrosine and serine/threonine kinase
Structure domains:

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: P212121
Unit cell:
a: 44.918Å b: 86.505Å c: 135.126Å
α: 90° β: 90° γ: 90°
R R work R free
0.197 0.195 0.234
Expression system: Spodoptera frugiperda