3zrw

X-ray diffraction
2.25Å resolution

The structure of the dimeric Hamp-Dhp fusion A291V mutant

Released:

Function and Biology Details

Reaction catalysed:
ATP + protein L-histidine = ADP + protein N-phospho-L-histidine
Biological process:
Cellular component:

Structure analysis Details

Assemblies composition:
hetero dimer (preferred)
homo dimer
PDBe Complex ID:
PDB-CPX-128061 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
HAMP domain-containing protein; Sensor histidine kinase EnvZ Chains: A, C, D
Molecule details ›
Chains: A, C, D
Length: 116 amino acids
Theoretical weight: 13.14 KDa
Source organisms: Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: O28769 (Residues: 278-327; Coverage: 15%)
  • Canonical: P0AEJ4 (Residues: 229-290; Coverage: 14%)
Gene names: AF_1503, JW3367, b3404, envZ, ompB, perA, tpo
Sequence domains:
Structure domains: Helix Hairpins
HAMP domain-containing protein; Sensor histidine kinase EnvZ Chain: B
Molecule details ›
Chain: B
Length: 116 amino acids
Theoretical weight: 13.15 KDa
Source organisms: Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: O28769 (Residues: 278-327; Coverage: 15%)
  • Canonical: P0AEJ4 (Residues: 229-290; Coverage: 14%)
Gene names: AF_1503, JW3367, b3404, envZ, ompB, perA, tpo
Sequence domains:
Structure domains: Helix Hairpins

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06DA
Spacegroup: C2
Unit cell:
a: 70.86Å b: 46.67Å c: 157.46Å
α: 90° β: 94.31° γ: 90°
R-values:
R R work R free
0.217 0.214 0.269
Expression system: Escherichia coli BL21(DE3)