7tyz

Cryo-EM structure of SARS-CoV-2 spike in complex with FSR22, an anti-SARS-CoV-2 DARPin

Method: ELECTRON MICROSCOPY Dmax: 195.3 Å Quality: GOOD

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

Spike glycoprotein

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 Other combination Heteromer Protein × 6 其他Polymer 18 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 14–1208 Chain C; UniProt 14–1208 Chain E; UniProt 14–1208 Mutation:F817P, A892P, A899P, A942P, K986P, V987P DARPin FSR22 × 3 ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 3 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 9 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 6 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 18 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4;10 mM HEPES, 7.4, 150 mM NaCl cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.51 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 1
Chains and sequence ranges Author chain A; PDBConstruct 1–1195; UniProt 14–1208 Author chain C; PDBConstruct 1–1195; UniProt 14–1208 Author chain E; PDBConstruct 1–1195; UniProt 14–1208

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 7tyz

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7tyz
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id7tyz
Deposition date deposition_date2022-02-15
Structure title titleCryo-EM structure of SARS-CoV-2 spike in complex with FSR22, an anti-SARS-CoV-2 DARPin
Keywords keywordsDARPins, Anti-SARS-CoV-2, therapeutics, COVID-19, VIRAL PROTEIN-ANTIVIRAL PROTEIN complex; VIRAL PROTEIN/ANTIVIRAL PROTEIN
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier62.15
Radius of gyration Rg (electron density) rg_electron61.97
Forward intensity I(0) i02496180000.00
Molecular weight molecular_weight422240.0 kDa
Excluded volume excluded_volume529190 ų
Envelope volume envelope_volume868830 ų
Hydration-shell volume shell_volume120460 ų
Envelope diameter envelope_diameter217.7
Shell Rg shell_rg61.25
Envelope Rg envelope_rg59.87
Shape Rg shape_rg62.01
Total Rg total_rg61.82
Total atoms total_atoms29736
Residues n_residues3711
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 dmax195.3
Rg (real space) rg_real62.14
Rg uncertainty (real space) rg_real_error1.32
I(0) (real space) i0_real2.4950e+09
I(0) uncertainty (real space) i0_real_error4.3790e+07
Rg (reciprocal space) rg_reciprocal62.11
I(0) (reciprocal space) i0_reciprocal2496000000.0000
Solution quality estimate total_estimate0.8531
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary78.1
Skewness Skewness skewness0.364
Kurtosis Kurtosis kurtosis-0.149
Angular range angular_range— – 0.1250 −1
Current regularization parameter α current_alpha0.0005
Highest regularization parameter α highest_alpha163000000.0000
Real-space data points n_real_points26
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.925; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.976; Smooth: 0.336

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id7tyzA01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily960 — Spike glycoprotein, N-terminal domain
Domain ID domain_id7tyzC01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily960 — Spike glycoprotein, N-terminal domain
Domain ID domain_id7tyzE01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily960 — Spike glycoprotein, N-terminal domain

8. Citations (1)

9. Files and Curves (10)