8ded

Cryo-EM Structure of Western Equine Encephalitis Virus VLP in complex with SKW19 fab

Method: ELECTRON MICROSCOPY Dmax: 180.4 Å Quality: GOOD

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

Spike glycoprotein E1

Western equine encephalitis virus

UniProt P13897

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 798–1236 Chain B; UniProt 320–737 Chain F; UniProt 798–1236 Chain G; UniProt 320–737 Chain J; UniProt 798–1236 Chain K; UniProt 320–737 Not recorded SKW19 Fab heavy chain × 2 SKW19 Fab light chain × 2 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 4.10 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.

17 other PDB entries and 21 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POLS_WEEV
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain A; PDBConstruct 1–439; UniProt 798–1236 Author chain F; PDBConstruct 1–439; UniProt 798–1236 Author chain J; PDBConstruct 1–439; UniProt 798–1236 Author chain B; PDBConstruct 1–418; UniProt 320–737 Author chain G; PDBConstruct 1–418; UniProt 320–737 Author chain K; PDBConstruct 1–418; UniProt 320–737

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 8ded

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id8ded
Deposition date deposition_date2022-06-20
Structure title titleCryo-EM Structure of Western Equine Encephalitis Virus VLP in complex with SKW19 fab
Keywords keywordsWestern Equine Encephalitis virus, virus-like particle, antibody, VLP-Fab complex, VIRUS-IMMUNE SYSTEM complex; VIRUS/IMMUNE SYSTEM
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier55.52
Radius of gyration Rg (electron density) rg_electron55.56
Forward intensity I(0) i01242460000.00
Molecular weight molecular_weight290710.0 kDa
Excluded volume excluded_volume362510 ų
Envelope volume envelope_volume531130 ų
Hydration-shell volume shell_volume84267 ų
Envelope diameter envelope_diameter196.0
Shell Rg shell_rg53.30
Envelope Rg envelope_rg54.77
Shape Rg shape_rg55.54
Total Rg total_rg55.55
Total atoms total_atoms20450
Residues n_residues2662
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 dmax180.4
Rg (real space) rg_real55.52
Rg uncertainty (real space) rg_real_error1.66
I(0) (real space) i0_real1.2420e+09
I(0) uncertainty (real space) i0_real_error2.4070e+07
Rg (reciprocal space) rg_reciprocal55.50
I(0) (reciprocal space) i0_reciprocal1242000000.0000
Solution quality estimate total_estimate0.8688
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary64.4
Skewness Skewness skewness0.295
Kurtosis Kurtosis kurtosis-0.333
Angular range angular_range— – 0.1400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha42880000.0000
Real-space data points n_real_points29
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.921; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.530

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)