8def

Cryo-EM Structure of Western Equine Encephalitis Virus VLP in complex with SKW24 fab

Method: ELECTRON MICROSCOPY Dmax: 176.3 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 SKW24 Fab heavy chain × 2 SKW24 Fab light chain × 2 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 4.20 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 8def

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id8def
Deposition date deposition_date2022-06-20
Structure title titleCryo-EM Structure of Western Equine Encephalitis Virus VLP in complex with SKW24 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_guinier53.09
Radius of gyration Rg (electron density) rg_electron52.90
Forward intensity I(0) i01227340000.00
Molecular weight molecular_weight288700.0 kDa
Excluded volume excluded_volume359900 ų
Envelope volume envelope_volume513480 ų
Hydration-shell volume shell_volume83763 ų
Envelope diameter envelope_diameter186.8
Shell Rg shell_rg53.17
Envelope Rg envelope_rg51.76
Shape Rg shape_rg52.88
Total Rg total_rg52.99
Total atoms total_atoms20314
Residues n_residues2638
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 dmax176.3
Rg (real space) rg_real53.02
Rg uncertainty (real space) rg_real_error2.21
I(0) (real space) i0_real1.2270e+09
I(0) uncertainty (real space) i0_real_error2.5370e+07
Rg (reciprocal space) rg_reciprocal53.14
I(0) (reciprocal space) i0_reciprocal1228000000.0000
Solution quality estimate total_estimate0.8785
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary64.7
Skewness Skewness skewness0.242
Kurtosis Kurtosis kurtosis-0.355
Angular range angular_range— – 0.1500 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha54430000.0000
Real-space data points n_real_points31
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.876; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.988; Smooth: 0.800

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)