8bm1

Structure of GroEL:GroES-ATP complex under continuous turnover conditions

Method: ELECTRON MICROSCOPY Dmax: 195.4 Å Quality: GOOD

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

Chaperonin GroEL

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 heterocomplex Heteromer Protein × 21 PDB declaration: 21-meric(21) Consistent with protein copy count Chain A; UniProt 1–548 Chain C; UniProt 1–548 Chain D; UniProt 1–548 Chain F; UniProt 1–548 Chain G; UniProt 1–548 Chain H; UniProt 1–548 Chain I; UniProt 1–548 Chain K; UniProt 1–548 Chain L; UniProt 1–548 Chain N; UniProt 1–548 Chain O; UniProt 1–548 Chain Q; UniProt 1–548 Chain R; UniProt 1–548 Chain T; UniProt 1–548 Not recorded Co-chaperonin GroES × 7 (P0A6F9) MG MAGNESIUM ION × 14 K POTASSIUM ION × 14 ATP ADENOSINE-5'-TRIPHOSPHATE × 14 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.70 Å

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 1–548; UniProt 1–548 Author chain C; PDBConstruct 1–548; UniProt 1–548 Author chain D; PDBConstruct 1–548; UniProt 1–548 Author chain F; PDBConstruct 1–548; UniProt 1–548 Author chain G; PDBConstruct 1–548; UniProt 1–548 Author chain H; PDBConstruct 1–548; UniProt 1–548 Author chain I; PDBConstruct 1–548; UniProt 1–548 Author chain K; PDBConstruct 1–548; UniProt 1–548 Author chain L; PDBConstruct 1–548; UniProt 1–548 Author chain N; PDBConstruct 1–548; UniProt 1–548 Author chain O; PDBConstruct 1–548; UniProt 1–548 Author chain Q; PDBConstruct 1–548; UniProt 1–548 Author chain R; PDBConstruct 1–548; UniProt 1–548 Author chain T; PDBConstruct 1–548; UniProt 1–548

Co-chaperonin GroES

Escherichia coli

UniProt P0A6F9

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 heterocomplex Heteromer Protein × 21 PDB declaration: 21-meric(21) Consistent with protein copy count Chain B; UniProt 2–97 Chain E; UniProt 2–97 Chain J; UniProt 2–97 Chain M; UniProt 2–97 Chain P; UniProt 2–97 Chain S; UniProt 2–97 Chain W; UniProt 2–97 Not recorded Chaperonin GroEL × 14 (P0A6F5) MG MAGNESIUM ION × 14 K POTASSIUM ION × 14 ATP ADENOSINE-5'-TRIPHOSPHATE × 14 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.70 Å

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.

28 other PDB entries and 29 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CH10_ECOLI
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 3–98; UniProt 2–97 Author chain E; PDBConstruct 3–98; UniProt 2–97 Author chain J; PDBConstruct 3–98; UniProt 2–97 Author chain M; PDBConstruct 3–98; UniProt 2–97 Author chain P; PDBConstruct 3–98; UniProt 2–97 Author chain S; PDBConstruct 3–98; UniProt 2–97 Author chain W; PDBConstruct 3–98; UniProt 2–97

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 8bm1

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8bm1
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8bm1
Deposition date deposition_date2022-11-10
Structure title titleStructure of GroEL:GroES-ATP complex under continuous turnover conditions
Keywords keywordsGroEL, GroES, CHAPERONE; CHAPERONE
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier66.74
Radius of gyration Rg (electron density) rg_electron66.54
Forward intensity I(0) i010327000000.00
Molecular weight molecular_weight849870.0 kDa
Excluded volume excluded_volume1061900 ų
Envelope volume envelope_volume1735600 ų
Hydration-shell volume shell_volume209530 ų
Envelope diameter envelope_diameter208.2
Shell Rg shell_rg76.13
Envelope Rg envelope_rg63.14
Shape Rg shape_rg66.59
Total Rg total_rg66.52
Total atoms total_atoms59360
Residues n_residues8008
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 dmax195.4
Rg (real space) rg_real66.51
Rg uncertainty (real space) rg_real_error1.01
I(0) (real space) i0_real1.0330e+10
I(0) uncertainty (real space) i0_real_error1.8720e+08
Rg (reciprocal space) rg_reciprocal67.45
I(0) (reciprocal space) i0_reciprocal10340000000.0000
Solution quality estimate total_estimate0.8279
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary93.5
Skewness Skewness skewness0.155
Kurtosis Kurtosis kurtosis-0.250
Angular range angular_range— – 0.1150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2310000000.0000
Real-space data points n_real_points24
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.893; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.935; Smooth: 0.145

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id8bm1K01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology260 — GROEL; domain 2
Homologous superfamily homologous superfamily10 — TCP-1-like chaperonin intermediate domain
Domain ID domain_id8bm1K02
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology7 — GroEL
Homologous superfamily homologous superfamily10 — GroEL

8. Citations (1)

9. Files and Curves (10)