4mbe

Sac3:Sus1:Cdc31:Nup1 complex

Method: X-RAY DIFFRACTION Dmax: 96.7 Å Quality: GOOD

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

Cell division control protein 31

Saccharomyces cerevisiae

UniProt P06704

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 × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain A; UniProt 1–161 Not recorded Nuclear mRNA export protein SAC3 × 1 (P46674) Protein SUS1 × 1 (Q6WNK7) Nucleoporin NUP1 × 2 (P20676) CA CALCIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;291 K;pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.61 Å R-free 0.236
2 Protein heterocomplex Heteromer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain D; UniProt 1–161 Not recorded Nuclear mRNA export protein SAC3 × 1 (P46674) Protein SUS1 × 1 (Q6WNK7) Nucleoporin NUP1 × 2 (P20676) CA CALCIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;291 K;pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.61 Å R-free 0.236

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 8 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CDC31_YEAST
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–161; UniProt 1–161 Author chain D; PDBConstruct 1–161; UniProt 1–161

Nuclear mRNA export protein SAC3

Saccharomyces cerevisiae

UniProt P46674

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 × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain B; UniProt 753–805 Fragment:CDC31 interacting region, residues 753-805 Cell division control protein 31 × 1 (P06704) Protein SUS1 × 1 (Q6WNK7) Nucleoporin NUP1 × 2 (P20676) CA CALCIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;291 K;pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.61 Å R-free 0.236
2 Protein heterocomplex Heteromer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain E; UniProt 753–805 Fragment:CDC31 interacting region, residues 753-805 Cell division control protein 31 × 1 (P06704) Protein SUS1 × 1 (Q6WNK7) Nucleoporin NUP1 × 2 (P20676) CA CALCIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;291 K;pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.61 Å R-free 0.236

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.

8 other PDB entries and 12 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SAC3_YEAST
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–53; UniProt 753–805 Author chain E; PDBConstruct 1–53; UniProt 753–805

Protein SUS1

Saccharomyces cerevisiae

UniProt Q6WNK7

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 × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain C; UniProt 1–96 Not recorded Cell division control protein 31 × 1 (P06704) Nuclear mRNA export protein SAC3 × 1 (P46674) Nucleoporin NUP1 × 2 (P20676) CA CALCIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;291 K;pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.61 Å R-free 0.236
2 Protein heterocomplex Heteromer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain F; UniProt 1–96 Not recorded Cell division control protein 31 × 1 (P06704) Nuclear mRNA export protein SAC3 × 1 (P46674) Nucleoporin NUP1 × 2 (P20676) CA CALCIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;291 K;pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.61 Å R-free 0.236

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.

15 other PDB entries and 27 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SUS1_YEAST
Isoform
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–96; UniProt 1–96 Author chain F; PDBConstruct 1–96; UniProt 1–96

Nucleoporin NUP1

Saccharomyces cerevisiae

UniProt P20676

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 × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain G; UniProt 316–340 Chain X; UniProt 316–340 Fragment:FXF 1 repeat containing region, residues 316-340 Cell division control protein 31 × 1 (P06704) Nuclear mRNA export protein SAC3 × 1 (P46674) Protein SUS1 × 1 (Q6WNK7) CA CALCIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;291 K;pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.61 Å R-free 0.236
2 Protein heterocomplex Heteromer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain H; UniProt 316–340 Chain Y; UniProt 316–340 Fragment:FXF 1 repeat containing region, residues 316-340 Cell division control protein 31 × 1 (P06704) Nuclear mRNA export protein SAC3 × 1 (P46674) Protein SUS1 × 1 (Q6WNK7) CA CALCIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;291 K;pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.61 Å R-free 0.236

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.

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

View Construct and Data Evidence
UniProt name NUP1_YEAST
Isoform
PDB entities 4
Chains and sequence ranges Author chain G; PDBConstruct 1–25; UniProt 316–340 Author chain H; PDBConstruct 1–25; UniProt 316–340 Author chain X; PDBConstruct 1–25; UniProt 316–340 Author chain Y; PDBConstruct 1–25; UniProt 316–340

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 4mbe

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4mbe
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4mbe
Deposition date deposition_date2013-08-19
Structure title titleSac3:Sus1:Cdc31:Nup1 complex
Keywords keywordsmRNA nuclear export, mRNA, PROTEIN TRANSPORT, TRANSCRIPTION; PROTEIN TRANSPORT, TRANSCRIPTION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier30.26
Radius of gyration Rg (electron density) rg_electron29.37
Forward intensity I(0) i082152900.00
Molecular weight molecular_weight71889.0 kDa
Excluded volume excluded_volume90235 ų
Envelope volume envelope_volume118230 ų
Hydration-shell volume shell_volume34281 ų
Envelope diameter envelope_diameter99.6
Shell Rg shell_rg35.75
Envelope Rg envelope_rg29.00
Shape Rg shape_rg29.37
Total Rg total_rg30.00
Total atoms total_atoms5052
Residues n_residues610
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 dmax96.7
Rg (real space) rg_real30.21
Rg uncertainty (real space) rg_real_error0.60
I(0) (real space) i0_real8.2150e+07
I(0) uncertainty (real space) i0_real_error1.3220e+06
Rg (reciprocal space) rg_reciprocal30.23
I(0) (reciprocal space) i0_reciprocal82150000.0000
Solution quality estimate total_estimate0.8984
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary37.2
Skewness Skewness skewness0.278
Kurtosis Kurtosis kurtosis-0.413
Angular range angular_range— – 0.2600 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha13270000.0000
Real-space data points n_real_points53
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.924; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.906

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 10 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd4mbea_
Class classa — All alpha proteins
Fold Fold folda.39 — EF Hand-like
Superfamily Superfamily superfamilya.39.1 — EF-hand
Family Family familya.39.1.5 — Calmodulin-like
Domain ID domain_idd4mbec_
Class classa — All alpha proteins
Fold Fold folda.301 — Sus1-like
Superfamily Superfamily superfamilya.301.1 — Sus1-like
Family Family familya.301.1.1 — Sus1-like
Domain ID domain_idd4mbed_
Class classa — All alpha proteins
Fold Fold folda.39 — EF Hand-like
Superfamily Superfamily superfamilya.39.1 — EF-hand
Family Family familya.39.1.5 — Calmodulin-like
Domain ID domain_idd4mbef_
Class classa — All alpha proteins
Fold Fold folda.301 — Sus1-like
Superfamily Superfamily superfamilya.301.1 — Sus1-like
Family Family familya.301.1.1 — Sus1-like

CATH v4.4 (6 domains)

Domain ID domain_id4mbeA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology238 — Recoverin; domain 1
Homologous superfamily homologous superfamily10 — EF-hand
Domain ID domain_id4mbeB00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily1760
Domain ID domain_id4mbeC00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily140 — ENY2/SUS1
Domain ID domain_id4mbeD01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology238 — Recoverin; domain 1
Homologous superfamily homologous superfamily10 — EF-hand
Domain ID domain_id4mbeE00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily1760
Domain ID domain_id4mbeF00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily140 — ENY2/SUS1

8. Citations (1)

9. Files and Curves (10)