9xyb

Crystal structure of a ZIKV E glycoprotein DI-DIII vaccine candidate in complex with human neutralizing antibody MZ4

Method: X-RAY DIFFRACTION Dmax: 103.9 Å Quality: GOOD

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

Envelope protein E

Zika virus ZIKV/H. sapiens/FrenchPolynesia/10087PF/2013

UniProt A0A024B7W1

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain E; UniProt 291–342 Chain E; UniProt 425–486 Chain E; UniProt 576–695 Not recorded Human MZ4 Fab heavy chain × 1 Human MZ4 Fab light chain × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;291 K;40% (v/v) pentaerythritol propoxylate (5/4 PO/OH), 15% (v/v) ethanol Resolution 2.85 Å R-free 0.316

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.

35 other PDB entries and 105 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POLG_ZIKVF
Isoform
PDB entities 3
Chains and sequence ranges Author chain E; PDBConstruct 1–52; UniProt 291–342 Author chain E; PDBConstruct 61–122; UniProt 425–486 Author chain E; PDBConstruct 131–250; UniProt 576–695

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 9xyb

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9xyb
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9xyb
Deposition date deposition_date2025-08-25
Structure title titleCrystal structure of a ZIKV E glycoprotein DI-DIII vaccine candidate in complex with human neutralizing antibody MZ4
Keywords keywordsenvelope protein, vaccine candidate, recombinant protein, Zika virus, human antibody, neutralizing antibody, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier30.71
Radius of gyration Rg (electron density) rg_electron30.49
Forward intensity I(0) i082347000.00
Molecular weight molecular_weight70263.0 kDa
Excluded volume excluded_volume87373 ų
Envelope volume envelope_volume111900 ų
Hydration-shell volume shell_volume32334 ų
Envelope diameter envelope_diameter108.4
Shell Rg shell_rg35.77
Envelope Rg envelope_rg30.51
Shape Rg shape_rg30.46
Total Rg total_rg31.04
Total atoms total_atoms4936
Residues n_residues641
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 dmax103.9
Rg (real space) rg_real30.93
Rg uncertainty (real space) rg_real_error0.79
I(0) (real space) i0_real8.2350e+07
I(0) uncertainty (real space) i0_real_error1.2160e+06
Rg (reciprocal space) rg_reciprocal30.84
I(0) (reciprocal space) i0_reciprocal82340000.0000
Solution quality estimate total_estimate0.8503
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary32.0
Skewness Skewness skewness0.531
Kurtosis Kurtosis kurtosis-0.240
Angular range angular_range— – 0.2600 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha15260000.0000
Real-space data points n_real_points53
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.802; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.863; Smooth: 0.780

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)