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1XCK

Crystal structure of apo GroEL

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C, D, E...
(A, B, C, D, E...)
60 kDa chaperoninpolymer54757260.514UniProt (P06139)
Pfam (PF00118)
UniProt (by SIFTS) (P0A6F5)
Escherichia coliProtein Cpn60, groEL protein
2AC, BB, BC, CB, CC...
(J, F, C, K, G...)
SULFATE IONnon-polymer96.143Chemie (SO4)
3AA, DB, DC, HC, JA...
(B, F, J, K, C...)
POTASSIUM IONnon-polymer39.114Chemie (K)
4BA, CA, DA, EA, EB...
(B, F, J, K, C...)
(4S)-2-METHYL-2,4-PENTANEDIOLnon-polymer118.231Chemie (MPD)
5AB
(E)
DI(HYDROXYETHYL)ETHERnon-polymer106.11Chemie (PEG)
6AD, BD, CD, DD, ED...
(B, C, D, E, F...)
waterwater18.0847Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains14
Total formula weight801647.1
Non-Polymers*Number of molecules89
Total formula weight8447.6
All*Total formula weight810094.7
*Water molecules are not included.

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PDB entries from 2025-06-11

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