PDBe 1lez

X-ray diffraction
2.3Å resolution

CRYSTAL STRUCTURE OF MAP KINASE P38 COMPLEXED TO THE DOCKING SITE ON ITS ACTIVATOR MKK3B

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Dual specificity mitogen-activated protein kinase kinase 3 Chain: B
Molecule details ›
Chain: B
Length: 18 amino acids
Theoretical weight: 2.07 KDa
Source organism: Mus musculus
Expression system: Not provided
UniProt:
  • Canonical: O09110 (Residues: 15-32; Coverage: 5%)
Gene names: Map2k3, Mkk3, Prkmk3
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 BL21(DE3)
UniProt:
  • Canonical: P47811 (Residues: 1-360; Coverage: 100%)
Gene names: Crk1, Csbp1, Csbp2, Mapk14
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P3121
Unit cell:
a: 82.353Å b: 82.353Å c: 123.266Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.247 0.216 0.249
Expression systems:
  • Not provided
  • Escherichia coli BL21(DE3)