9z80

SARS-CoV-2 S2 in complex with polyclonal Fab_Donor1

Method: ELECTRON MICROSCOPY Dmax: 130.6 Å Quality: GOOD

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

Spike protein S2

Severe acute respiratory syndrome coronavirus 2

UniProt P0DTC2

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–RNA Homooligomer Protein × 3 RNA 2 其他Polymer 7 PDB declaration: pentameric(5) Count mismatch; review required Chain C; UniProt 698–1161 Chain D; UniProt 698–1161 Chain E; UniProt 698–1161 Mutation:S704C, K790C, G880C, F888C, A892P, A899P, A942P, K986P, V987P, T961F, V991W, T998W Human polyclonal Fab model with polyalanine backbone - Heavy chain × 1 Human polyclonal Fab model with polyalanine backbone - Light chain × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 7 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.17 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.

2152 other PDB entries and 2473 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SPIKE_SARS2
Isoform
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–464; UniProt 698–1161 Author chain D; PDBConstruct 1–464; UniProt 698–1161 Author chain E; PDBConstruct 1–464; UniProt 698–1161

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 9z80

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9z80
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9z80
Deposition date deposition_date2025-11-18
Structure title titleSARS-CoV-2 S2 in complex with polyclonal Fab_Donor1
Keywords keywordsSARS-CoV-2, Coronavirus, Immune system, antibody, VIRAL PROTEIN, VIRAL PROTEIN-Immune System complex; VIRAL PROTEIN/Immune System
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier37.89
Radius of gyration Rg (electron density) rg_electron36.97
Forward intensity I(0) i0369826000.00
Molecular weight molecular_weight154340.0 kDa
Excluded volume excluded_volume192280 ų
Envelope volume envelope_volume258380 ų
Hydration-shell volume shell_volume57350 ų
Envelope diameter envelope_diameter139.4
Shell Rg shell_rg43.50
Envelope Rg envelope_rg37.37
Shape Rg shape_rg37.03
Total Rg total_rg37.21
Total atoms total_atoms10854
Residues n_residues1443
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 dmax130.6
Rg (real space) rg_real37.96
Rg uncertainty (real space) rg_real_error1.22
I(0) (real space) i0_real3.6980e+08
I(0) uncertainty (real space) i0_real_error6.4840e+06
Rg (reciprocal space) rg_reciprocal37.92
I(0) (reciprocal space) i0_reciprocal369800000.0000
Solution quality estimate total_estimate0.8698
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary43.5
Skewness Skewness skewness0.419
Kurtosis Kurtosis kurtosis-0.268
Angular range angular_range— – 0.2100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha97890000.0000
Real-space data points n_real_points43
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.785; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.956

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)