4i5s

X-ray diffraction
3.3Å resolution

Structure and function of sensor histidine kinase

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Histidine kinase Chains: A, B
Molecule details ›
Chains: A, B
Length: 450 amino acids
Theoretical weight: 51.75 KDa
Source organism: Streptococcus mutans UA159
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8DT64 (Residues: 1-450; Coverage: 100%)
Gene names: SMU_1516, covS
Sequence domains:
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: P3121
Unit cell:
a: 153.124Å b: 153.124Å c: 125.113Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.233 0.23 0.27
Expression system: Escherichia coli