› 4i9k

X-ray diffraction
5Å resolution

Crystal structure of symmetric W-W-W ClpX Hexamer

Released:
DOI: 10.2210/pdb4i9k/pdb
PDB entry 4i9k coloured by chain, front view.
PDB entry 4i9k coloured by chain, side view.
PDB entry 4i9k coloured by chain, top view.
Source organism: Escherichia coli K-12
Primary publication:
Nucleotide binding and conformational switching in the hexameric ring of a AAA+ machine.
Stinson BM, Nager AR, Glynn SE, Schmitz KR, Baker TA, Sauer RT
Cell 153 628-39 (2013)
PMID: 23622246

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-141344 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
ATP-dependent Clp protease ATP-binding subunit ClpX Chains: A, B
Molecule details ›
Chains: A, B
Length: 363 amino acids
Theoretical weight: 39.44 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A6H1 (Residues: 62-424; Coverage: 86%)
Gene names: JW0428, b0438, clpX, lopC
Sequence domains:

Ligands and Environments

1 bound ligand:
Ligand SO4 4 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-C
Spacegroup: P63
Unit cell:
a: 119.43Å b: 119.43Å c: 111.72Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.32 0.316 0.354
Expression system: Escherichia coli

Quick links

Citations

13 review citations

Functions and mechanics of dynein motor proteins.
Roberts et al. (2013)
12 more

1 mention without citation

Nucleotide binding and conformational switching in the hexameric ring of a AAA+ machine.
Stinson et al. (2013)