4u7n

X-ray diffraction
3.2Å resolution

Inactive structure of histidine kinase

Released:
DOI:
Primary publication:
Conformational dynamics of the essential sensor histidine kinase WalK.
OpenAccess logo Acta Crystallogr D Struct Biol 73 793-803 (2017)
PMID: 28994408

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-102430 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
histidine kinase Chains: A, B
Molecule details ›
Chains: A, B
Length: 277 amino acids
Theoretical weight: 31.65 KDa
Source organism: Lactiplantibacillus plantarum JDM1
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A0M3KKX3 (Residues: 1-193; Coverage: 100%)
Gene names: JDM1_0052, hpk1
Sequence domains: Histidine kinase-, DNA gyrase B-, and HSP90-like ATPase
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U
Spacegroup: P31
Unit cell:
a: 91.599Å b: 91.599Å c: 97.901Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.255 0.251 0.285
Expression system: Escherichia coli