8baa

CryoEM structure of GroEL-GroES-ADP.AlF3-Rubisco, class II.

Method: ELECTRON MICROSCOPY Dmax: 261.1 Å Quality: GOOD

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

Chaperonin GroEL

Escherichia coli (strain K12)

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 × 22 PDB declaration: 22-meric(22) Consistent with protein copy count Chain A; UniProt 2–548 Chain B; UniProt 2–548 Chain C; UniProt 2–548 Chain D; UniProt 2–548 Chain E; UniProt 2–548 Chain F; UniProt 2–548 Chain G; UniProt 2–548 Chain H; UniProt 2–548 Chain I; UniProt 2–548 Chain J; UniProt 2–548 Chain K; UniProt 2–548 Chain L; UniProt 2–548 Chain M; UniProt 2–548 Chain N; UniProt 2–548 Not recorded Co-chaperonin GroES × 7 (P0A6F9) Ribulose bisphosphate carboxylase × 1 (Q2RRP5) AF3 ALUMINUM FLUORIDE × 7 MG MAGNESIUM ION × 14 ADP ADENOSINE-5'-DIPHOSPHATE × 14 K POTASSIUM ION × 7 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;The grid was prepared using a chameleon (SPT Labtech). Resolution 4.20 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 1–547; UniProt 2–548 Author chain B; PDBConstruct 1–547; UniProt 2–548 Author chain C; PDBConstruct 1–547; UniProt 2–548 Author chain D; PDBConstruct 1–547; UniProt 2–548 Author chain E; PDBConstruct 1–547; UniProt 2–548 Author chain F; PDBConstruct 1–547; UniProt 2–548 Author chain G; PDBConstruct 1–547; UniProt 2–548 Author chain H; PDBConstruct 1–547; UniProt 2–548 Author chain I; PDBConstruct 1–547; UniProt 2–548 Author chain J; PDBConstruct 1–547; UniProt 2–548 Author chain K; PDBConstruct 1–547; UniProt 2–548 Author chain L; PDBConstruct 1–547; UniProt 2–548 Author chain M; PDBConstruct 1–547; UniProt 2–548 Author chain N; PDBConstruct 1–547; UniProt 2–548

Co-chaperonin GroES

Escherichia coli (strain K12)

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 × 22 PDB declaration: 22-meric(22) Consistent with protein copy count Chain O; UniProt 1–97 Chain P; UniProt 1–97 Chain Q; UniProt 1–97 Chain R; UniProt 1–97 Chain S; UniProt 1–97 Chain T; UniProt 1–97 Chain U; UniProt 1–97 Not recorded Chaperonin GroEL × 14 (P0A6F5) Ribulose bisphosphate carboxylase × 1 (Q2RRP5) AF3 ALUMINUM FLUORIDE × 7 MG MAGNESIUM ION × 14 ADP ADENOSINE-5'-DIPHOSPHATE × 14 K POTASSIUM ION × 7 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;The grid was prepared using a chameleon (SPT Labtech). Resolution 4.20 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 O; PDBConstruct 1–97; UniProt 1–97 Author chain P; PDBConstruct 1–97; UniProt 1–97 Author chain Q; PDBConstruct 1–97; UniProt 1–97 Author chain R; PDBConstruct 1–97; UniProt 1–97 Author chain S; PDBConstruct 1–97; UniProt 1–97 Author chain T; PDBConstruct 1–97; UniProt 1–97 Author chain U; PDBConstruct 1–97; UniProt 1–97

Ribulose bisphosphate carboxylase

Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1)

UniProt Q2RRP5

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 × 22 PDB declaration: 22-meric(22) Consistent with protein copy count Chain Z; UniProt 1–466 Not recorded Chaperonin GroEL × 14 (P0A6F5) Co-chaperonin GroES × 7 (P0A6F9) AF3 ALUMINUM FLUORIDE × 7 MG MAGNESIUM ION × 14 ADP ADENOSINE-5'-DIPHOSPHATE × 14 K POTASSIUM ION × 7 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;The grid was prepared using a chameleon (SPT Labtech). Resolution 4.20 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.

4 other PDB entries and 4 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RBL2_RHORT
Isoform
PDB entities 3
Chains and sequence ranges Author chain Z; PDBConstruct 1–466; UniProt 1–466

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 8baa

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id8baa
Deposition date deposition_date2022-10-11
Structure title titleCryoEM structure of GroEL-GroES-ADP.AlF3-Rubisco, class II.
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_guinier71.00
Radius of gyration Rg (electron density) rg_electron70.86
Forward intensity I(0) i011515800000.00
Molecular weight molecular_weight900290.0 kDa
Excluded volume excluded_volume1125400 ų
Envelope volume envelope_volume1938800 ų
Hydration-shell volume shell_volume220840 ų
Envelope diameter envelope_diameter220.5
Shell Rg shell_rg79.50
Envelope Rg envelope_rg67.36
Shape Rg shape_rg70.89
Total Rg total_rg70.89
Total atoms total_atoms127465
Residues n_residues8467
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 dmax261.1
Rg (real space) rg_real73.94
Rg uncertainty (real space) rg_real_error1.60
I(0) (real space) i0_real1.1520e+10
I(0) uncertainty (real space) i0_real_error2.3750e+08
Rg (reciprocal space) rg_reciprocal71.80
I(0) (reciprocal space) i0_reciprocal11540000000.0000
Solution quality estimate total_estimate0.8626
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary94.9
Skewness Skewness skewness0.523
Kurtosis Kurtosis kurtosis0.511
Angular range angular_range— – 0.1100 −1
Current regularization parameter α current_alpha0.9377
Highest regularization parameter α highest_alpha4937000000.0000
Real-space data points n_real_points23
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.564; Stabil: 0.891; Sysdev: 1.000; Positv: 1.000; Valcen: 0.936; Smooth: 0.928

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

8. Citations (1)

9. Files and Curves (10)