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Crystal structure of the chaperonin from Thermococcus strain KS-1 (FormIII crystal complexed with ADP)

X-ray diffraction
3Å resolution
PDB entry 1q3s coloured by chain, front view.
PDB entry 1q3s coloured by chain, side view.
PDB entry 1q3s coloured by chain, top view.
Source organism: Thermococcus sp. JCM 11816
Assembly composition:
homo hexadecamer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Thermosome subunit alpha
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Multimeric state: homo hexadecamer
Accessible surface area: 285712.6 Å2
Buried surface area: 99949.12 Å2
Dissociation area: 3,231 Å2
Dissociation energy (ΔGdiss): -0.9 kcal/mol
Dissociation entropy (TΔSdiss): 19.06 kcal/mol
Symmetry number: 16
PDBe Complex ID: PDB-CPX-158223

Macromolecules

Thermosome subunit alpha
Chains: A, B, C, D, E, F, G, H
Length: 548 amino acids
Theoretical weight: 59.3 KDa
Source organism: Thermococcus sp. JCM 11816
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P61112 (Residues: 1-548; Coverage: 100%)
Gene name: thsA
Pfam: TCP-1/cpn60 chaperonin family
InterPro:
CATH:
SCOP:
Thermosome subunit alpha in PDB entry 1q3s, assembly 1, front view.
Thermosome subunit alpha in PDB entry 1q3s, assembly 1, side view.
Thermosome subunit alpha in PDB entry 1q3s, assembly 1, top view.
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