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1Q2V

Crystal structure of the chaperonin from Thermococcus strain KS-1 (nucleotide-free form)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C, D
(A, B, C, D)
Thermosome alpha subunitpolymer54859284.54UniProt (O24729)
Pfam (PF00118)
UniProt (by SIFTS) (P61112)
Thermococcus sp.Thermosome subunit 1, Chaperonin alpha subunit
2E, F, G, H
(A, B, C, D)
SULFATE IONnon-polymer96.14Chemie (SO4)
3I, J, K, L
(A, B, C, D)
waterwater18.0155Chemie (HOH)
Sequence modifications
A, B, C, D: 1 - 548 (UniProt: O24729)
PDBExternal DatabaseDetails
Cys 65Gly 65engineered mutation
Thr 125Ile 125engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight237138.1
Non-Polymers*Number of molecules4
Total formula weight384.3
All*Total formula weight237522.4
*Water molecules are not included.

238268

PDB entries from 2025-07-02

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