7rfx

Importin alpha2 in complex with MERS ORF4B

Method: X-RAY DIFFRACTION Dmax: 98.7 Å Quality: GOOD

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

Importin subunit alpha-1

Mus musculus

UniProt P52293

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 70–529 Not recorded ORF4b × 1 (T2BB21) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;296 K;0.7M sodium citrate (pH 7.0) and 10 mM DTT Resolution 2.10 Å R-free 0.208

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.

150 other PDB entries and 151 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name IMA1_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 51–510; UniProt 70–529

ORF4b

Middle East respiratory syndrome-related coronavirus

UniProt T2BB21

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 19–39 Not recorded Importin subunit alpha-1 × 1 (P52293) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;296 K;0.7M sodium citrate (pH 7.0) and 10 mM DTT Resolution 2.10 Å R-free 0.208

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.

6 other PDB entries and 6 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name T2BB21_MERS
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–21; UniProt 19–39

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 7rfx

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7rfx
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id7rfx
Deposition date deposition_date2021-07-14
Structure title titleImportin alpha2 in complex with MERS ORF4B
Keywords keywordsComplex, Transportin, Importin, Virus, TRANSPORT PROTEIN, TRANSPORT PROTEIN-Viral Protein complex; TRANSPORT PROTEIN/Viral Protein
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier28.03
Radius of gyration Rg (electron density) rg_electron27.81
Forward intensity I(0) i036338400.00
Molecular weight molecular_weight48395.0 kDa
Excluded volume excluded_volume61297 ų
Envelope volume envelope_volume74053 ų
Hydration-shell volume shell_volume24043 ų
Envelope diameter envelope_diameter100.2
Shell Rg shell_rg32.49
Envelope Rg envelope_rg27.88
Shape Rg shape_rg27.81
Total Rg total_rg28.30
Total atoms total_atoms6913
Residues n_residues444
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 dmax98.7
Rg (real space) rg_real28.38
Rg uncertainty (real space) rg_real_error0.88
I(0) (real space) i0_real3.6340e+07
I(0) uncertainty (real space) i0_real_error5.0980e+05
Rg (reciprocal space) rg_reciprocal28.28
I(0) (reciprocal space) i0_reciprocal36340000.0000
Solution quality estimate total_estimate0.7979
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.2
Skewness Skewness skewness0.552
Kurtosis Kurtosis kurtosis-0.361
Angular range angular_range— – 0.2850 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha13950000.0000
Real-space data points n_real_points58
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.632; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.566; Smooth: 0.906

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)