7vc4

Tom complex with Tom22 and Tom20 subunits

Method: ELECTRON MICROSCOPY Dmax: 129.7 Å Quality: GOOD

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

Mitochondrial import receptor subunit TOM6 homolog

Homo sapiens

UniProt Q96B49

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 × 10 PDB declaration: decameric(10) Consistent with protein copy count Chain A; UniProt 1–74 Chain F; UniProt 1–74 Not recorded Mitochondrial import receptor subunit TOM40 homolog × 2 (O96008) Mitochondrial import receptor subunit TOM22 homolog × 2 (Q9NS69) Mitochondrial import receptor subunit TOM5 homolog × 2 (Q8N4H5) Mitochondrial import receptor subunit TOM7 homolog × 2 (Q9P0U1) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.74 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.

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TOM6_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–74; UniProt 1–74 Author chain F; PDBConstruct 1–74; UniProt 1–74

Mitochondrial import receptor subunit TOM40 homolog

Homo sapiens

UniProt O96008

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 × 10 PDB declaration: decameric(10) Consistent with protein copy count Chain B; UniProt 1–361 Chain I; UniProt 1–361 Not recorded Mitochondrial import receptor subunit TOM6 homolog × 2 (Q96B49) Mitochondrial import receptor subunit TOM22 homolog × 2 (Q9NS69) Mitochondrial import receptor subunit TOM5 homolog × 2 (Q8N4H5) Mitochondrial import receptor subunit TOM7 homolog × 2 (Q9P0U1) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.74 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.

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TOM40_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–361; UniProt 1–361 Author chain I; PDBConstruct 1–361; UniProt 1–361

Mitochondrial import receptor subunit TOM22 homolog

Homo sapiens

UniProt Q9NS69

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 × 10 PDB declaration: decameric(10) Consistent with protein copy count Chain C; UniProt 1–142 Chain H; UniProt 1–142 Not recorded Mitochondrial import receptor subunit TOM6 homolog × 2 (Q96B49) Mitochondrial import receptor subunit TOM40 homolog × 2 (O96008) Mitochondrial import receptor subunit TOM5 homolog × 2 (Q8N4H5) Mitochondrial import receptor subunit TOM7 homolog × 2 (Q9P0U1) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.74 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.

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TOM22_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–142; UniProt 1–142 Author chain H; PDBConstruct 1–142; UniProt 1–142

Mitochondrial import receptor subunit TOM5 homolog

Homo sapiens

UniProt Q8N4H5

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 × 10 PDB declaration: decameric(10) Consistent with protein copy count Chain D; UniProt 1–51 Chain E; UniProt 1–51 Not recorded Mitochondrial import receptor subunit TOM6 homolog × 2 (Q96B49) Mitochondrial import receptor subunit TOM40 homolog × 2 (O96008) Mitochondrial import receptor subunit TOM22 homolog × 2 (Q9NS69) Mitochondrial import receptor subunit TOM7 homolog × 2 (Q9P0U1) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.74 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.

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TOM5_HUMAN
Isoform
PDB entities 4
Chains and sequence ranges Author chain D; PDBConstruct 1–51; UniProt 1–51 Author chain E; PDBConstruct 1–51; UniProt 1–51

Mitochondrial import receptor subunit TOM7 homolog

Homo sapiens

UniProt Q9P0U1

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 × 10 PDB declaration: decameric(10) Consistent with protein copy count Chain G; UniProt 1–55 Chain J; UniProt 1–55 Not recorded Mitochondrial import receptor subunit TOM6 homolog × 2 (Q96B49) Mitochondrial import receptor subunit TOM40 homolog × 2 (O96008) Mitochondrial import receptor subunit TOM22 homolog × 2 (Q9NS69) Mitochondrial import receptor subunit TOM5 homolog × 2 (Q8N4H5) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.74 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.

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TOM7_HUMAN
Isoform
PDB entities 5
Chains and sequence ranges Author chain G; PDBConstruct 1–55; UniProt 1–55 Author chain J; PDBConstruct 1–55; UniProt 1–55

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 7vc4

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7vc4
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7vc4
Deposition date deposition_date2021-09-01
Structure title titleTom complex with Tom22 and Tom20 subunits
Keywords keywordsTom complex, Cryo-EM, Tom22, TRANSLOCASE; TRANSLOCASE
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier40.01
Radius of gyration Rg (electron density) rg_electron39.53
Forward intensity I(0) i0202183000.00
Molecular weight molecular_weight116780.0 kDa
Excluded volume excluded_volume147370 ų
Envelope volume envelope_volume240880 ų
Hydration-shell volume shell_volume52051 ų
Envelope diameter envelope_diameter138.7
Shell Rg shell_rg43.91
Envelope Rg envelope_rg38.99
Shape Rg shape_rg39.51
Total Rg total_rg39.93
Total atoms total_atoms16311
Residues n_residues1046
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 dmax129.7
Rg (real space) rg_real39.96
Rg uncertainty (real space) rg_real_error1.06
I(0) (real space) i0_real2.0220e+08
I(0) uncertainty (real space) i0_real_error3.5030e+06
Rg (reciprocal space) rg_reciprocal40.01
I(0) (reciprocal space) i0_reciprocal202200000.0000
Solution quality estimate total_estimate0.8968
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary43.2
Skewness Skewness skewness0.248
Kurtosis Kurtosis kurtosis-0.486
Angular range angular_range— – 0.1950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha20160000.0000
Real-space data points n_real_points40
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.906; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.939

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)