8ua9

Structure of eastern equine encephalitis virus VLP unliganded quasi-threefold spike protein

Method: ELECTRON MICROSCOPY Dmax: 208.6 Å Quality: GOOD

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

Envelope glycoprotein E1

Eastern equine encephalitis virus

UniProt Q88678

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 × 16 PDB declaration: hexadecameric(16) Consistent with protein copy count Chain A; UniProt 802–1242 Chain B; UniProt 325–742 Chain D; UniProt 1–261 Chain E; UniProt 802–1242 Chain F; UniProt 325–742 Chain H; UniProt 1–261 Chain I; UniProt 802–1242 Chain J; UniProt 325–742 Chain L; UniProt 1–261 Chain M; UniProt 802–1242 Chain N; UniProt 325–742 Chain P; UniProt 1–261 Fragment:UNP residues 325-744 Structural polyprotein × 4 (P08768) NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 9 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.2 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.00 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.

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

View Construct and Data Evidence
UniProt name Q88678_EEEV
Isoform
PDB entities 1, 2, 4
Chains and sequence ranges Author chain A; PDBConstruct 1–441; UniProt 802–1242 Author chain E; PDBConstruct 1–441; UniProt 802–1242 Author chain I; PDBConstruct 1–441; UniProt 802–1242 Author chain M; PDBConstruct 1–441; UniProt 802–1242 Author chain B; PDBConstruct 1–418; UniProt 325–742 Author chain F; PDBConstruct 1–418; UniProt 325–742 Author chain J; PDBConstruct 1–418; UniProt 325–742 Author chain N; PDBConstruct 1–418; UniProt 325–742 Author chain D; PDBConstruct 1–260; UniProt 1–261 Author chain H; PDBConstruct 1–260; UniProt 1–261 Author chain L; PDBConstruct 1–260; UniProt 1–261 Author chain P; PDBConstruct 1–260; UniProt 1–261

Structural polyprotein

Eastern equine encephalitis virus

UniProt P08768

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 × 16 PDB declaration: hexadecameric(16) Consistent with protein copy count Chain C; UniProt 263–316 Chain G; UniProt 263–316 Chain K; UniProt 263–316 Chain O; UniProt 263–316 Not recorded Envelope glycoprotein E1 × 4 (Q88678) Structural polyprotein × 4 (Q88678) Capsid protein × 4 (Q88678) NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 9 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.2 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.00 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.

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

View Construct and Data Evidence
UniProt name POLS_EEEV
Isoform
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–54; UniProt 263–316 Author chain G; PDBConstruct 1–54; UniProt 263–316 Author chain K; PDBConstruct 1–54; UniProt 263–316 Author chain O; PDBConstruct 1–54; UniProt 263–316

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 8ua9

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8ua9
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8ua9
Deposition date deposition_date2023-09-20
Structure title titleStructure of eastern equine encephalitis virus VLP unliganded quasi-threefold spike protein
Keywords keywordsEastern Equine Encephalitis Virus, VIRUS LIKE PARTICLE; VIRUS LIKE PARTICLE
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier65.62
Radius of gyration Rg (electron density) rg_electron65.22
Forward intensity I(0) i03148860000.00
Molecular weight molecular_weight471040.0 kDa
Excluded volume excluded_volume588300 ų
Envelope volume envelope_volume1015100 ų
Hydration-shell volume shell_volume129680 ų
Envelope diameter envelope_diameter211.4
Shell Rg shell_rg67.92
Envelope Rg envelope_rg62.38
Shape Rg shape_rg65.18
Total Rg total_rg65.42
Total atoms total_atoms33106
Residues n_residues4256
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 dmax208.6
Rg (real space) rg_real65.32
Rg uncertainty (real space) rg_real_error1.54
I(0) (real space) i0_real3.1490e+09
I(0) uncertainty (real space) i0_real_error5.7890e+07
Rg (reciprocal space) rg_reciprocal65.83
I(0) (reciprocal space) i0_reciprocal3152000000.0000
Solution quality estimate total_estimate0.8709
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary78.2
Skewness Skewness skewness0.104
Kurtosis Kurtosis kurtosis-0.625
Angular range angular_range— – 0.1200 −1
Current regularization parameter α current_alpha0.0002
Highest regularization parameter α highest_alpha132100000.0000
Real-space data points n_real_points25
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.957; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.973; Smooth: 0.473

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)