9gu9

Structure of the ATPgS-S2 state of the heptameric Bcs1 AAA-ATPase

Method: ELECTRON MICROSCOPY Dmax: 141.9 Å Quality: GOOD

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

Mitochondrial chaperone BCS1

Saccharomyces cerevisiae

UniProt P32839

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 × 7 PDB declaration: heptameric(7) Consistent with protein copy count Chain A; UniProt 1–456 Chain B; UniProt 1–456 Chain C; UniProt 1–456 Chain D; UniProt 1–456 Chain E; UniProt 1–456 Chain F; UniProt 1–456 Chain G; UniProt 1–456 Not recorded AGS PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 7 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.74 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.

5 other PDB entries and 5 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BCS1_YEAST
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 25–480; UniProt 1–456 Author chain B; PDBConstruct 25–480; UniProt 1–456 Author chain C; PDBConstruct 25–480; UniProt 1–456 Author chain D; PDBConstruct 25–480; UniProt 1–456 Author chain E; PDBConstruct 25–480; UniProt 1–456 Author chain F; PDBConstruct 25–480; UniProt 1–456 Author chain G; PDBConstruct 25–480; UniProt 1–456

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 9gu9

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9gu9
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9gu9
Deposition date deposition_date2024-09-19
Structure title titleStructure of the ATPgS-S2 state of the heptameric Bcs1 AAA-ATPase
Keywords keywordsHeptameric complex, TRANSLOCASE, mitochondrial; TRANSLOCASE
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier46.83
Radius of gyration Rg (electron density) rg_electron46.43
Forward intensity I(0) i01345500000.00
Molecular weight molecular_weight307130.0 kDa
Excluded volume excluded_volume385490 ų
Envelope volume envelope_volume564730 ų
Hydration-shell volume shell_volume96871 ų
Envelope diameter envelope_diameter145.0
Shell Rg shell_rg55.43
Envelope Rg envelope_rg45.13
Shape Rg shape_rg46.44
Total Rg total_rg46.74
Total atoms total_atoms21574
Residues n_residues2695
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 dmax141.9
Rg (real space) rg_real46.43
Rg uncertainty (real space) rg_real_error0.88
I(0) (real space) i0_real1.3460e+09
I(0) uncertainty (real space) i0_real_error2.1160e+07
Rg (reciprocal space) rg_reciprocal46.83
I(0) (reciprocal space) i0_reciprocal1346000000.0000
Solution quality estimate total_estimate0.8951
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary62.6
Skewness Skewness skewness-0.015
Kurtosis Kurtosis kurtosis-0.571
Angular range angular_range— – 0.1700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha131400000.0000
Real-space data points n_real_points35
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.922; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.962; Smooth: 0.902

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (2)

9. Files and Curves (10)