8h12

Structure of SARS-CoV-1 Spike Protein with Engineered x2 Disulfide (G400C and V969C), Locked-2 Conformation

Method: ELECTRON MICROSCOPY Dmax: 161.3 Å Quality: GOOD

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

Spike glycoprotein

Severe acute respiratory syndrome coronavirus

UniProt P59594

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 Homooligomer Protein × 3 其他Polymer 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 15–1193 Chain B; UniProt 15–1193 Chain C; UniProt 15–1193 Mutation:G400C, V969C 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 3 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 39 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.2;Gibco PBS C10010 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.45 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.

76 other PDB entries and 98 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SPIKE_SARS
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–1179; UniProt 15–1193 Author chain B; PDBConstruct 1–1179; UniProt 15–1193 Author chain C; PDBConstruct 1–1179; UniProt 15–1193

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 8h12

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8h12
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8h12
Deposition date deposition_date2022-09-30
Structure title titleStructure of SARS-CoV-1 Spike Protein with Engineered x2 Disulfide (G400C and V969C), Locked-2 Conformation
Keywords keywordsPROTEIN ENGINEERING, SPIKE PROTEIN, SARS-COV-1, SARS-COV, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier48.55
Radius of gyration Rg (electron density) rg_electron48.33
Forward intensity I(0) i01665210000.00
Molecular weight molecular_weight344110.0 kDa
Excluded volume excluded_volume431860 ų
Envelope volume envelope_volume605660 ų
Hydration-shell volume shell_volume101510 ų
Envelope diameter envelope_diameter162.9
Shell Rg shell_rg54.70
Envelope Rg envelope_rg47.68
Shape Rg shape_rg48.38
Total Rg total_rg48.39
Total atoms total_atoms24221
Residues n_residues3022
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 dmax161.3
Rg (real space) rg_real48.48
Rg uncertainty (real space) rg_real_error1.27
I(0) (real space) i0_real1.6650e+09
I(0) uncertainty (real space) i0_real_error3.0730e+07
Rg (reciprocal space) rg_reciprocal48.55
I(0) (reciprocal space) i0_reciprocal1665000000.0000
Solution quality estimate total_estimate0.8089
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary55.4
Skewness Skewness skewness0.344
Kurtosis Kurtosis kurtosis-0.339
Angular range angular_range— – 0.1600 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha409000000.0000
Real-space data points n_real_points33
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.839; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id8h12A01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily960 — Spike glycoprotein, N-terminal domain
Domain ID domain_id8h12B01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily960 — Spike glycoprotein, N-terminal domain
Domain ID domain_id8h12C01
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)