X-ray diffraction
2.15Å resolution

Crystal structure of the p53 core domain bound to a full consensus site as a self-assembled tetramer


Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct DNA molecule
Macromolecules (2 distinct):
Cellular tumor antigen p53 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 200 amino acids
Theoretical weight: 22.53 KDa
Source organism: Homo sapiens
  • Canonical: P04637 (Residues: 92-291; Coverage: 51%)
Gene names: P53, TP53
Sequence domains: P53 DNA-binding domain
Structure domains: Immunoglobulin-like
Molecule details ›
Chains: E, F
Length: 19 nucleotides
Theoretical weight: 5.85 KDa
Source organism: Homo sapiens
Expression system: Not provided

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.1
Spacegroup: P212121
Unit cell:
a: 65.084Å b: 93.713Å c: 145.57Å
α: 90° β: 90° γ: 90°
R R work R free
0.217 0.216 0.24
Expression system: Not provided