5b1n

X-ray diffraction
1.33Å resolution

DHp domain structure of EnvZ from Escherichia coli

Released:

Function and Biology Details

Reaction catalysed:
ATP + protein L-histidine = ADP + protein N-phospho-L-histidine
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-142466 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Sensor histidine kinase EnvZ Chain: A
Molecule details ›
Chain: A
Length: 69 amino acids
Theoretical weight: 7.72 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AEJ4 (Residues: 223-289; Coverage: 15%)
Gene names: JW3367, b3404, envZ, ompB, perA, tpo
Sequence domains: His Kinase A (phospho-acceptor) domain
Structure domains: Helix Hairpins

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL44XU
Spacegroup: P62
Unit cell:
a: 38.51Å b: 38.51Å c: 84.508Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.178 0.177 0.211
Expression system: Escherichia coli