PDBe 6fj5

X-ray diffraction
2.05Å resolution

New Insights into the Role of DNA Shape on Its Recognition by p53 Proteins (complex p53DBD-AGG-HG)


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: 22.51 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P04637 (Residues: 94-293; Coverage: 51%)
Gene names: P53, TP53
Sequence domains: P53 DNA-binding domain
DNA Chains: F, G
Molecule details ›
Chains: F, G
Length: 21 nucleotides
Theoretical weight: 6.44 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P21
Unit cell:
a: 68.517Å b: 98.024Å c: 73.171Å
α: 90° β: 93.39° γ: 90°
R R work R free
0.2 0.199 0.244
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided