4bix

X-ray diffraction
2Å resolution

Crystal structure of CpxAHDC (monoclinic form 1)

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-142416 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Sensor histidine kinase CpxA Chains: A, B
Molecule details ›
Chains: A, B
Length: 298 amino acids
Theoretical weight: 33.31 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AE82 (Residues: 188-457; Coverage: 59%)
Gene names: JW3882, b3911, cpxA, ecfB, eup, ssd
Sequence domains:

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SOLEIL BEAMLINE PROXIMA 1
Spacegroup: C2
Unit cell:
a: 95.186Å b: 141.8Å c: 55.214Å
α: 90° β: 94.33° γ: 90°
R-values:
R R work R free
0.196 0.195 0.216
Expression system: Escherichia coli