2yey

Crystal structure of the allosteric-defective chaperonin GroEL E434K mutant

Method: X-RAY DIFFRACTION Dmax: 192.6 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

60 KDA CHAPERONIN

ESCHERICHIA COLI

UniProt P0A6F5

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein homooligomer Homooligomer Protein × 14 PDB declaration: tetradecameric(14) Consistent with protein copy count Chain A; UniProt 2–525 Chain B; UniProt 2–525 Chain C; UniProt 2–525 Chain D; UniProt 2–525 Chain E; UniProt 2–525 Chain F; UniProt 2–525 Chain G; UniProt 2–525 Chain H; UniProt 2–525 Chain I; UniProt 2–525 Chain J; UniProt 2–525 Chain K; UniProt 2–525 Chain L; UniProt 2–525 Chain M; UniProt 2–525 Chain N; UniProt 2–525 Mutation:YES No other associated polymer X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 4.50 Å R-free 0.240

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

81 other PDB entries and 95 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CH60_ECOLI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–524; UniProt 2–525 Author chain B; PDBConstruct 1–524; UniProt 2–525 Author chain C; PDBConstruct 1–524; UniProt 2–525 Author chain D; PDBConstruct 1–524; UniProt 2–525 Author chain E; PDBConstruct 1–524; UniProt 2–525 Author chain F; PDBConstruct 1–524; UniProt 2–525 Author chain G; PDBConstruct 1–524; UniProt 2–525 Author chain H; PDBConstruct 1–524; UniProt 2–525 Author chain I; PDBConstruct 1–524; UniProt 2–525 Author chain J; PDBConstruct 1–524; UniProt 2–525 Author chain K; PDBConstruct 1–524; UniProt 2–525 Author chain L; PDBConstruct 1–524; UniProt 2–525 Author chain M; PDBConstruct 1–524; UniProt 2–525 Author chain N; PDBConstruct 1–524; UniProt 2–525

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 2yey

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2yey
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2yey
Deposition date deposition_date2011-03-31
Structure title titleCrystal structure of the allosteric-defective chaperonin GroEL E434K mutant
Keywords keywordsCHAPERONE, CHAPERONIN, COOPERATIVITY, TWINNING, LOW-RESOLUTION REFINEMENT; CHAPERONE
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier64.15
Radius of gyration Rg (electron density) rg_electron63.00
Forward intensity I(0) i08389300000.00
Molecular weight molecular_weight771980.0 kDa
Excluded volume excluded_volume967560 ų
Envelope volume envelope_volume1541000 ų
Hydration-shell volume shell_volume193820 ų
Envelope diameter envelope_diameter187.7
Shell Rg shell_rg74.80
Envelope Rg envelope_rg59.20
Shape Rg shape_rg63.02
Total Rg total_rg63.10
Total atoms total_atoms53984
Residues n_residues7336
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax192.6
Rg (real space) rg_real63.43
Rg uncertainty (real space) rg_real_error0.90
I(0) (real space) i0_real8.3890e+09
I(0) uncertainty (real space) i0_real_error1.4960e+08
Rg (reciprocal space) rg_reciprocal64.75
I(0) (reciprocal space) i0_reciprocal8408000000.0000
Solution quality estimate total_estimate0.8502
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary96.3
Skewness Skewness skewness-0.108
Kurtosis Kurtosis kurtosis-0.543
Angular range angular_range— – 0.1200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3648000000.0000
Real-space data points n_real_points25
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.844; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.918; Smooth: 0.600

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

8. Citations (1)

9. Files and Curves (10)