8uy3

Fem1B with FNIP1 and Tom20 fragment

Method: X-RAY DIFFRACTION Dmax: 130.0 Å Quality: GOOD

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

Protein fem-1 homolog B

Mus musculus

UniProt Q9Z2G0

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 1–377 Fragment:residues 1-377 Folliculin-interacting protein 1 × 1 (Q68FD7) Mitochondrial import receptor subunit TOM20 homolog × 1 (Q15388) ZN ZINC ION × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 1–377 Fragment:residues 1-377 Folliculin-interacting protein 1 × 1 (Q68FD7) ZN ZINC ION × 2 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264
3 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain B; UniProt 1–377 Fragment:residues 1-377 Folliculin-interacting protein 1 × 1 (Q68FD7) Mitochondrial import receptor subunit TOM20 homolog × 1 (Q15388) ZN ZINC ION × 2 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264
4 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain D; UniProt 1–377 Fragment:residues 1-377 Folliculin-interacting protein 1 × 1 (Q68FD7) Mitochondrial import receptor subunit TOM20 homolog × 1 (Q15388) ZN ZINC ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264

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.

1 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FEM1B_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 5–381; UniProt 1–377 Author chain B; PDBConstruct 5–381; UniProt 1–377 Author chain C; PDBConstruct 5–381; UniProt 1–377 Author chain D; PDBConstruct 5–381; UniProt 1–377

Folliculin-interacting protein 1

Mus musculus

UniProt Q68FD7

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain E; UniProt 590–619 Fragment:residues 590-619 Protein fem-1 homolog B × 1 (Q9Z2G0) Mitochondrial import receptor subunit TOM20 homolog × 1 (Q15388) ZN ZINC ION × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain F; UniProt 590–619 Fragment:residues 590-619 Protein fem-1 homolog B × 1 (Q9Z2G0) ZN ZINC ION × 2 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264
3 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain H; UniProt 590–619 Fragment:residues 590-619 Protein fem-1 homolog B × 1 (Q9Z2G0) Mitochondrial import receptor subunit TOM20 homolog × 1 (Q15388) ZN ZINC ION × 2 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264
4 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain I; UniProt 590–619 Fragment:residues 590-619 Protein fem-1 homolog B × 1 (Q9Z2G0) Mitochondrial import receptor subunit TOM20 homolog × 1 (Q15388) ZN ZINC ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264

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.

1 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FNIP1_MOUSE
Isoform
PDB entities 2
Chains and sequence ranges Author chain E; PDBConstruct 2–31; UniProt 590–619 Author chain F; PDBConstruct 2–31; UniProt 590–619 Author chain H; PDBConstruct 2–31; UniProt 590–619 Author chain I; PDBConstruct 2–31; UniProt 590–619

Mitochondrial import receptor subunit TOM20 homolog

Homo sapiens

UniProt Q15388

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain J; UniProt 62–127 Fragment:residues 62-127 Protein fem-1 homolog B × 1 (Q9Z2G0) Folliculin-interacting protein 1 × 1 (Q68FD7) ZN ZINC ION × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264
3 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain K; UniProt 62–127 Fragment:residues 62-127 Protein fem-1 homolog B × 1 (Q9Z2G0) Folliculin-interacting protein 1 × 1 (Q68FD7) ZN ZINC ION × 2 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264
4 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain M; UniProt 62–127 Fragment:residues 62-127 Protein fem-1 homolog B × 1 (Q9Z2G0) Folliculin-interacting protein 1 × 1 (Q68FD7) ZN ZINC ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;10 mg/mL protein complex in 50 mM HEPES pH 7.5, 500 mM NaCl, 1 mM TCEP were mixed in a 2:1 ratio with the reservoir solution containing 30% PEG 3350, 0.2M Ammonium Citrate pH 7 Resolution 3.20 Å R-free 0.264

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 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TOM20_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain J; PDBConstruct 1–66; UniProt 62–127 Author chain K; PDBConstruct 1–66; UniProt 62–127 Author chain M; PDBConstruct 1–66; UniProt 62–127

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 8uy3

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8uy3
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8uy3
Deposition date deposition_date2023-11-12
最后修订 last_revision2025-03-19
Structure title titleFem1B with FNIP1 and Tom20 fragment
Keywords keywordsFem1B FNP1 ubiquitin, proteasome, reductive stress response, TOM complex electron transport chain mitochondria, PROTEIN BINDING; PROTEIN BINDING
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier40.29
Radius of gyration Rg (electron density) rg_electron40.03
Forward intensity I(0) i0591793000.00
Molecular weight molecular_weight195830.0 kDa
Excluded volume excluded_volume244000 ų
Envelope volume envelope_volume331940 ų
Hydration-shell volume shell_volume67996 ų
Envelope diameter envelope_diameter139.9
Shell Rg shell_rg46.70
Envelope Rg envelope_rg39.16
Shape Rg shape_rg40.04
Total Rg total_rg40.36
Total atoms total_atoms13732
Residues n_residues1749
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 dmax130.0
Rg (real space) rg_real40.15
Rg uncertainty (real space) rg_real_error0.93
I(0) (real space) i0_real5.9180e+08
I(0) uncertainty (real space) i0_real_error8.5000e+06
Rg (reciprocal space) rg_reciprocal40.29
I(0) (reciprocal space) i0_reciprocal591900000.0000
Solution quality estimate total_estimate0.8874
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary50.0
Skewness Skewness skewness0.202
Kurtosis Kurtosis kurtosis-0.362
Angular range angular_range— – 0.1950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha48850000.0000
Real-space data points n_real_points40
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.886; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.879

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

8. Citations (1)

9. Files and Curves (10)