8jva

Cryo-EM structure of the N-terminal domain of Omicron BA.1 in complex with nanobody N235 and S2L20 Fab

Method: ELECTRON MICROSCOPY Dmax: 132.4 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 heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain F; UniProt 1–303 Fragment:N-terminal nanobody N235 × 1 S2L20 light chain × 1 S2L20 heavy chain × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 ELECTRON MICROSCOPY cryo-EM buffer:pH 8 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.81 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 4
Chains and sequence ranges Author chain F; PDBConstruct 1–300; UniProt 1–303

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 8jva

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id8jva
Deposition date deposition_date2023-06-28
Structure title titleCryo-EM structure of the N-terminal domain of Omicron BA.1 in complex with nanobody N235 and S2L20 Fab
Keywords keywordscomplex, VIRAL PROTEIN/IMMUNE SYSTEM, 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_guinier36.89
Radius of gyration Rg (electron density) rg_electron37.06
Forward intensity I(0) i0114709000.00
Molecular weight molecular_weight85989.0 kDa
Excluded volume excluded_volume107630 ų
Envelope volume envelope_volume155390 ų
Hydration-shell volume shell_volume38392 ų
Envelope diameter envelope_diameter140.2
Shell Rg shell_rg38.98
Envelope Rg envelope_rg37.39
Shape Rg shape_rg37.00
Total Rg total_rg37.39
Total atoms total_atoms6071
Residues n_residues768
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 dmax132.4
Rg (real space) rg_real37.42
Rg uncertainty (real space) rg_real_error1.45
I(0) (real space) i0_real1.1470e+08
I(0) uncertainty (real space) i0_real_error2.2050e+06
Rg (reciprocal space) rg_reciprocal37.09
I(0) (reciprocal space) i0_reciprocal114700000.0000
Solution quality estimate total_estimate0.7830
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary36.9
Skewness Skewness skewness0.677
Kurtosis Kurtosis kurtosis-0.009
Angular range angular_range— – 0.2150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha14730000.0000
Real-space data points n_real_points44
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.646; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.578; Smooth: 0.659

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)