4ka3

X-ray diffraction
2.71Å resolution

Structure of MAP kinase in complex with a docking peptide

Released:
Source organisms:
Primary publication:
Crystal structure of the p38α MAP kinase in complex with a docking peptide from TAB1.
Sci China Life Sci 56 653-60 (2013)
PMID: 23722236

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-155654 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Mitogen-activated protein kinase 14 Chain: A
Molecule details ›
Chain: A
Length: 360 amino acids
Theoretical weight: 41.34 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
UniProt:
  • Canonical: P47811 (Residues: 1-360; Coverage: 100%)
Gene names: Crk1, Csbp1, Csbp2, Mapk14
Sequence domains: Protein kinase domain
Structure domains:
TGF-beta-activated kinase 1 and MAP3K7-binding protein 1 Chain: B
Molecule details ›
Chain: B
Length: 29 amino acids
Theoretical weight: 3.17 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q15750 (Residues: 395-415; Coverage: 4%)
Gene names: MAP3K7IP1, TAB1

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U
Spacegroup: P3121
Unit cell:
a: 82.148Å b: 82.148Å c: 122.556Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.225 0.225 0.267
Expression system: Escherichia coli