7YWY

Structure of the GroEL chaperonin in complex with the CnoX chaperedoxin

• PDB DOI: https://doi.org/10.2210/pdb7YWY/pdb
• EM Map EMD-14352: EMDB EMDataResource

• Classification: CHAPERONE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-02-15 Released: 2023-02-22 
• Deposition Author(s): Van der Verren, S.E., Remaut, H., Collet, J.F., Dupuy, E.
• Funding Organization(s): Research Foundation - Flanders (FWO), Fonds de la Recherche Scientifique (FNRS)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.40 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

A molecular plugin rescues GroEL/ES substrates from pre-folding oxidation

Dupuy, E., Van der Verren, S.E., Lin, J., Wilson, M., Viela, F., Latour, E., Dachsbeck, A., Gennaris, A., Vertommen, D., Dufresne, Y., Iorga, B., Goemans, C.V., Remaut, H., Collet, J.F.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D7  (Explore in 3D)
Global Stoichiometry: Hetero 28-mer - A14B14 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration, mass spectrometry, assay for oligomerization

Macromolecule Content

• Total Structure Weight: 909.89 kDa 
• Atom Count: 63,994 
• Modelled Residue Count: 8,568 
• Deposited Residue Count: 8,568 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chaperedoxin	A [auth a], AA [auth R], C [auth A], E [auth B], G [auth C], I [auth D], K [auth E], M [auth F], O [auth Y], Q [auth M], S [auth N], U [auth O], W [auth P], Y [auth Q]	88	Escherichia coli	Mutation(s): 0  Gene Names: cnoX, GHT02_06645
UniProt
Find proteins for P77395 (Escherichia coli (strain K12)) Explore P77395  Go to UniProtKB:  P77395

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Chaperonin GroEL	B [auth b], BA [auth X], D [auth G], F [auth H], H [auth I], J, L [auth K], N [auth L], P [auth Z], R [auth S], T, V [auth U], X [auth V], Z [auth W]	524	Escherichia coli	Mutation(s): 0  Gene Names: groL, AMK64_004370
UniProt
Find proteins for P0A6F5 (Escherichia coli (strain K12)) Explore P0A6F5  Go to UniProtKB:  P0A6F5

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.40 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	RELION	3.0
MODEL REFINEMENT	PHENIX

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-02-22 
Deposition Author(s): Van der Verren, S.E., Remaut, H., Collet, J.F., Dupuy, E.

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Funding Organization	Location	Grant Number
Research Foundation - Flanders (FWO)	Belgium	G0G0818N
Fonds de la Recherche Scientifique (FNRS)	Belgium	WELBIO-CR-2019C-03

Revision History  

• Version 1.0: 2023-02-22
  Type: Initial release