9wa5

Crystal structure of an inactive form of NS2B-NS3 Protease

Method: X-RAY DIFFRACTION Dmax: 78.5 Å Quality: GOOD

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

Serine protease subunit NS2B,Serine protease NS3

Zika virus

UniProt Q32ZE1

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1414–1435 Chain A; UniProt 1499–1675 Chain B; UniProt 1414–1435 Chain B; UniProt 1499–1675 Not recorded MG MAGNESIUM ION × 2 EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;0.03M Magnesium chloride hexahydrate, 0.03M Calcium chloride dihydrate, 0.1M Buffer Tris (base)/BICINE 8.5, 20% v/v Ethylene glycol, 10% w/v PEG 8000 Resolution 2.40 Å R-free 0.242

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.

263 other PDB entries and 302 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POLG_ZIKV
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 6–27; UniProt 1414–1435 Author chain A; PDBConstruct 37–213; UniProt 1499–1675 Author chain B; PDBConstruct 6–27; UniProt 1414–1435 Author chain B; PDBConstruct 37–213; UniProt 1499–1675

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 9wa5

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9wa5
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9wa5
Deposition date deposition_date2025-08-11
最后修订 last_revision2026-04-15
Structure title titleCrystal structure of an inactive form of NS2B-NS3 Protease
Keywords keywordsZika virus, viral protease, NS2B-NS3, 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_guinier21.99
Radius of gyration Rg (electron density) rg_electron21.21
Forward intensity I(0) i021573400.00
Molecular weight molecular_weight35208.0 kDa
Excluded volume excluded_volume44042 ų
Envelope volume envelope_volume53763 ų
Hydration-shell volume shell_volume21481 ų
Envelope diameter envelope_diameter80.8
Shell Rg shell_rg27.44
Envelope Rg envelope_rg21.57
Shape Rg shape_rg21.21
Total Rg total_rg22.05
Total atoms total_atoms2476
Residues n_residues325
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 dmax78.5
Rg (real space) rg_real21.99
Rg uncertainty (real space) rg_real_error0.54
I(0) (real space) i0_real2.1570e+07
I(0) uncertainty (real space) i0_real_error2.9530e+05
Rg (reciprocal space) rg_reciprocal21.99
I(0) (reciprocal space) i0_reciprocal21570000.0000
Solution quality estimate total_estimate0.8468
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.6
Skewness Skewness skewness0.379
Kurtosis Kurtosis kurtosis-0.265
Angular range angular_range— – 0.3600 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha8204000.0000
Real-space data points n_real_points68
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.712; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.881; Smooth: 0.985

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)