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Atomic Model of the Lidless Mm-cpn in the Open State

Electron Microscopy
8Å resolution
PDB entry 3iyf coloured by chain, front view.
PDB entry 3iyf coloured by chain, side view.
PDB entry 3iyf coloured by chain, top view.
Source organism: Methanococcus maripaludis
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
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Multimeric state: homo hexadecamer
Accessible surface area: 331324.12 Ã…2
Buried surface area: 44180.57 Ã…2
Dissociation area: 4,912.12 Ã…2
Dissociation energy (ΔGdiss): -26.71 kcal/mol
Dissociation entropy (TΔSdiss): 19.58 kcal/mol
Symmetry number: 16
PDBe Complex ID: PDB-CPX-183295

Macromolecules

Thermosome subunit
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P
Length: 521 amino acids
Theoretical weight: 55.61 KDa
Source organism: Methanococcus maripaludis
Expression system: Escherichia coli
UniProt:
  • Canonical: Q877G8 (Residues: 1-240, 268-543; Coverage: 95%)
Pfam: TCP-1/cpn60 chaperonin family
InterPro:
Chaperonin in PDB entry 3iyf, assembly 1, front view.
Chaperonin in PDB entry 3iyf, assembly 1, side view.
Chaperonin in PDB entry 3iyf, assembly 1, top view.
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