4V43 | pdb_00004v43

Structural and mechanistic basis for allostery in the bacterial chaperonin GroEL

• PDB DOI: https://doi.org/10.2210/pdb4V43/pdb
• Entry: 4V43 supersedes: 1J4Z, 1KPO

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


• Deposited: 2002-01-02 Released: 2014-07-09 
• Deposition Author(s): Wang, J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.52 Å
• R-Value Free: 
  0.298 (Depositor), 0.280 (DCC) 
• R-Value Work: 
  0.291 (Depositor), 0.280 (DCC) 

Starting Model: experimental

Literature

A GroEL/GroES complex structure revisited: the structure-based mechanism of ATP hydrolysis

Wang, J., Boisvert, D.C.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D7  (Explore in 3D)
Global Stoichiometry: Homo 14-mer - A14 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Dihedral - D7  (Explore in 3D)
Global Stoichiometry: Homo 14-mer - A14 

Biological assembly 2 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 1,600.44 kDa 
• Atom Count: 107,996 
• Modeled Residue Count: 14,700 
• Deposited Residue Count: 15,316 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
GROEL PROTEIN	A, AA [auth 1], B, BA [auth 2], C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z	547	Escherichia coli	Mutation(s): 0  EC: 5.6.1.7
UniProt
Find proteins for P0A6F5 (Escherichia coli (strain K12)) Explore P0A6F5  Go to UniProtKB:  P0A6F5

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.52 Å
• R-Value Free:  0.298 (Depositor), 0.280 (DCC) 
• R-Value Work:  0.291 (Depositor), 0.280 (DCC) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 137.666	α = 90
b = 264.235	β = 92.39
c = 294.799	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-07-09 
Deposition Author(s): Wang, J.
• This entry supersedes: 1J4Z, 1KPO

Revision History  

• Version 1.0: 2014-07-09
  Type: Initial release
  
• Version 1.1: 2014-12-10
  Changes: Other
• Version 1.2: 2017-11-22
  Changes: Refinement description
• Version 1.3: 2023-09-20
  Changes: Data collection, Database references, Refinement description