X-ray diffraction
2.2Å resolution

Crystal structure of p38alpha Y323Q active mutant


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Mitogen-activated protein kinase 14 Chain: X
Molecule details ›
Chain: X
Length: 360 amino acids
Theoretical weight: 41.31 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: Q16539 (Residues: 1-360; Coverage: 100%)
  • Best match: Q16539-3 (Residues: 1-280)
Gene names: CSBP, CSBP1, CSBP2, CSPB1, MAPK14, MXI2, SAPK2A
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P21
Unit cell:
a: 37.9Å b: 71.815Å c: 63.542Å
α: 90° β: 95.24° γ: 90°
R R work R free
0.238 0.222 0.304
Expression system: Escherichia coli