PDBe 2ecs

X-ray diffraction
1.4Å resolution

Lambda Cro mutant Q27P/A29S/K32Q at 1.4 A in space group C2


Function and Biology Details

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

Structure analysis Details

Assemblies composition:
homo dimer (preferred)
homo tetramer
Entry contents:
1 distinct polypeptide molecule
Regulatory protein cro Chains: A, B
Molecule details ›
Chains: A, B
Length: 66 amino acids
Theoretical weight: 7.36 KDa
Source organism: Escherichia virus Lambda
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P03040 (Residues: 1-66; Coverage: 100%)
Gene names: cro, lambdap57
Sequence domains: Cro
Structure domains: CRO Repressor

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: C2
Unit cell:
a: 88.689Å b: 26.999Å c: 55.523Å
α: 90° β: 103.69° γ: 90°
R R work R free
0.141 0.139 0.175
Expression system: Escherichia coli BL21(DE3)