PDBe 4qqc

X-ray diffraction
2.4Å resolution

Crystal Structure of FGF Receptor (FGFR) 4 Kinase Domain in Complex with FIIN-2, an Irreversible Tyrosine Kinase Inhibitor Capable of Overcoming FGFR Kinase Gate-Keeper Mutations

Released:

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
Macromolecule:
Fibroblast growth factor receptor 4 Chain: A
Molecule details ›
Chain: A
Length: 323 amino acids
Theoretical weight: 36.16 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P22455 (Residues: 445-753; Coverage: 40%)
Gene names: FGFR4, JTK2, TKF
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: NSLS BEAMLINE X4C
Spacegroup: R3
Unit cell:
a: 139.83Å b: 139.83Å c: 49.486Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.163 0.158 0.214
Expression system: Escherichia coli