1if1

X-ray diffraction
3Å resolution

INTERFERON REGULATORY FACTOR 1 (IRF-1) COMPLEX WITH DNA

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct DNA molecule
Macromolecules (2 distinct):
Interferon regulatory factor 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 113 amino acids
Theoretical weight: 13.42 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
UniProt:
  • Canonical: P15314 (Residues: 1-113; Coverage: 34%)
Gene name: Irf1
Sequence domains: Interferon regulatory factor transcription factor
Structure domains: Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
DNA (26-MER) Chains: C, D
Molecule details ›
Chains: C, D
Length: 26 nucleotides
Theoretical weight: 7.99 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: CHESS BEAMLINE F2
Spacegroup: R3
Unit cell:
a: 84.8Å b: 84.8Å c: 203.7Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.242 0.242 0.309
Expression systems:
  • Escherichia coli
  • Not provided