› 1par

X-ray diffraction
2.6Å resolution

DNA RECOGNITION BY BETA-SHEETS IN THE ARC REPRESSOR-OPERATOR CRYSTAL STRUCTURE

Released:
DOI: 10.2210/pdb1par/pdb
PDB entry 1par coloured by chain, front view.
PDB entry 1par coloured by chain, side view.
PDB entry 1par coloured by chain, top view.
Source organism: Lederbergvirus P22
Primary publication:
DNA recognition by beta-sheets in the Arc repressor-operator crystal structure.
Raumann BE, Rould MA, Pabo CO, Sauer RT
Nature 367 754-7 (1994)
PMID: 8107872

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-114369 (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
Transcriptional repressor arc Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 53 amino acids
Theoretical weight: 6.24 KDa
Source organism: Salmonella virus P22
UniProt:
  • Canonical: P03050 (Residues: 1-53; Coverage: 100%)
Gene name: arc
Sequence domains: Arc-like DNA binding domain
Structure domains: Met repressor-like
DNA (5'-D(*TP*AP*TP*AP*GP*TP*AP*GP*AP*GP*TP*GP*CP*TP*TP*CP*T P*AP*TP*CP*AP*T)- 3') Chain: E
Molecule details ›
Chain: E
Length: 22 nucleotides
Theoretical weight: 6.76 KDa
Source organism: Lederbergvirus P22
Expression system: Not provided
DNA (5'-D(*AP*AP*TP*GP*AP*TP*AP*GP*AP*AP*GP*CP*AP*CP*TP*CP*T P*AP*CP*TP*AP*T)- 3') Chain: F
Molecule details ›
Chain: F
Length: 22 nucleotides
Theoretical weight: 6.74 KDa
Source organism: Lederbergvirus P22
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P21
Unit cell:
a: 65.67Å b: 56.73Å c: 53.8Å
α: 90° β: 106.9° γ: 90°
R-values:
R R work R free
0.225 not available not available
Expression system: Not provided

Quick links

Citations

20 review citations

Prokaryotic toxin-antitoxin stress response loci.
Gerdes et al. (2005)
19 more

25 mentions without citation

Overview of protein structural and functional folds.
Sun et al. (2004)
24 more