X-ray diffraction
1.64Å resolution

A structure of a lambda repressor fragment mutant

Source organism: Escherichia virus Lambda
Primary publication:
A survey of lambda repressor fragments from two-state to downhill folding.
J. Mol. Biol. 397 789-98 (2010)
PMID: 20138892

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
homo dimer
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Repressor protein cI Chains: A, B
Molecule details ›
Chains: A, B
Length: 80 amino acids
Theoretical weight: 8.82 KDa
Source organism: Escherichia virus Lambda
Expression system: Escherichia coli
  • Canonical: P03034 (Residues: 8-85; Coverage: 33%)
Gene names: cI, lambdap88
Sequence domains: Helix-turn-helix
Structure domains: lambda repressor-like DNA-binding domains

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-3
Spacegroup: P21
Unit cell:
a: 32.63Å b: 58.71Å c: 42.85Å
α: 90° β: 98.18° γ: 90°
R R work R free
0.189 0.188 not available
Expression system: Escherichia coli