PDBe 4r5k

X-ray diffraction
1.75Å resolution

Crystal structure of the DnaK C-terminus (Dnak-SBD-B)


Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Chaperone protein DnaK Chains: A, B
Molecule details ›
Chains: A, B
Length: 228 amino acids
Theoretical weight: 25.02 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
  • Canonical: P0A6Y8 (Residues: 389-607; Coverage: 34%)
Gene names: JW0013, b0014, dnaK, groP, grpF, seg
Structure domains:

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P1
Unit cell:
a: 43.636Å b: 44.827Å c: 63.174Å
α: 77.3° β: 78.14° γ: 72.96°
R R work R free
0.178 0.176 0.218
Expression system: Escherichia coli