PDBe 1zaa

X-ray diffraction
2.1Å resolution

ZINC FINGER-DNA RECOGNITION: CRYSTAL STRUCTURE OF A ZIF268-DNA COMPLEX AT 2.1 ANGSTROMS

Released:

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
Early growth response protein 1 Chain: C
Molecule details ›
Chain: C
Length: 87 amino acids
Theoretical weight: 10.49 KDa
Source organism: Mus musculus
UniProt:
  • Canonical: P08046 (Residues: 332-418; Coverage: 16%)
Gene names: Egr-1, Egr1, Krox-24
Sequence domains: Zinc finger, C2H2 type
Structure domains: Classic Zinc Finger
DNA (5'-D(*AP*GP*CP*GP*TP*GP*GP*GP*CP*GP*T)-3') Chain: A
Molecule details ›
Chain: A
Length: 11 nucleotides
Theoretical weight: 3.43 KDa
Source organism: Synthetic construct
Expression system: Not provided
DNA (5'-D(*TP*AP*CP*GP*CP*CP*CP*AP*CP*GP*C)-3') Chain: B
Molecule details ›
Chain: B
Length: 11 nucleotides
Theoretical weight: 3.28 KDa
Source organism: Synthetic construct
Expression system: Not provided

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: C2221
Unit cell:
a: 45.4Å b: 56.2Å c: 130.8Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.182 0.182 not available
Expression system: Not provided