4HEL

Crystal structure analysis of apo-GroEL structure

• PDB DOI: https://doi.org/10.2210/pdb4HEL/pdb

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


• Deposited: 2012-10-04 Released: 2013-09-25 
• Deposition Author(s): Saxena, A.K., Meena, S.R.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 0.223 
• R-Value Work: 0.198 
• R-Value Observed: 0.199 

Literature

Crystal structure of apo-GroEL structure

Meena, S.R., Saxena, A.K.

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 and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 774.89 kDa 
• Atom Count: 54,997 
• Modelled Residue Count: 7,350 
• Deposited Residue Count: 7,350 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
60 kDa chaperonin 4	A, B, C, D, E, F, G, H, I, J, K, L, M, N	525	Escherichia coli	Mutation(s): 0
UniProt
Find proteins for Q548M1 (Escherichia coli) Explore Q548M1  Go to UniProtKB:  Q548M1

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 0.223 
• R-Value Work: 0.198 
• R-Value Observed: 0.199 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 136.24	α = 90
b = 261.83	β = 90
c = 282.28	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
PHASER	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-09-25 
Deposition Author(s): Saxena, A.K., Meena, S.R.

Revision History  

• Version 1.0: 2013-09-25
  Type: Initial release
  
• Version 1.1: 2023-11-08
  Changes: Data collection, Database references, Refinement description