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› 1ass

X-ray diffraction
2.3Å resolution

APICAL DOMAIN OF THE CHAPERONIN FROM THERMOPLASMA ACIDOPHILUM

Released:
DOI: 10.2210/pdb1ass/pdb
Model geometry
Fit model/data
PDB entry 1ass coloured by chain, front view.
PDB entry 1ass coloured by chain, side view.
PDB entry 1ass coloured by chain, top view.
Source organism: Thermoplasma acidophilum
Primary publication:
Structure of the substrate binding domain of the thermosome, an archaeal group II chaperonin.
Klumpp M, Baumeister W, Essen LO
Cell 91 263-70 (1997)
PMID: 9346243

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-155723 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Thermosome subunit alpha Chain: A
Molecule details ›
Chain: A
Length: 159 amino acids
Theoretical weight: 17.82 KDa
Source organism: Thermoplasma acidophilum
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P48424 (Residues: 213-365; Coverage: 28%)
Gene names: Ta0980, thsA
Sequence domains: TCP-1/cpn60 chaperonin family
Structure domains: GroEL

Ligands and Environments

2 bound ligands:
Ligand NA 1 x NA
Ligand PO4 3 x PO4
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: MPG/DESY, HAMBURG BEAMLINE BW6
Spacegroup: P3121
Unit cell:
a: 82.35Å b: 82.35Å c: 77.83Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.222 0.222 0.251
Expression system: Escherichia coli BL21(DE3)

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Citations

29 review citations

The Hsp70 and Hsp60 chaperone machines.
Bukau et al. (1998)
28 more

4 mentions without citation

Chemical shift prediction for protein structure calculation and quality assessment using an optimally parameterized force field.
Nielsen et al. (2012)
3 more