7v8a

Cryo-EM structure of SARS-CoV-2 S-Delta variant (B.1.617.2) in complex with Angiotensin-converting enzyme 2 (ACE2) ectodomain, three ACE2-bound form conformation 2

Method: ELECTRON MICROSCOPY Dmax: 213.2 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 38 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 1–1208 Chain B; UniProt 1–1208 Chain C; UniProt 1–1208 Not recorded Angiotensin-converting enzyme 2,Angiotensin-converting enzyme 2 (ACE2) ectodomain × 3 (Q9BYF1) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 38 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 16 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.6 cryo-EM vitrification conditions:Cryogen ETHANE;blot for 2.5 seconds before plunging; blot force: 0; waiting time: 30s Resolution 2.70 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 1–1206; UniProt 1–1208 Author chain B; PDBConstruct 1–1206; UniProt 1–1208 Author chain C; PDBConstruct 1–1206; UniProt 1–1208

Angiotensin-converting enzyme 2,Angiotensin-converting enzyme 2 (ACE2) ectodomain

Homo sapiens

UniProt Q9BYF1

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 38 PDB declaration: hexameric(6) Consistent with protein copy count Chain F; UniProt 1–615 Chain G; UniProt 1–615 Chain H; UniProt 1–615 Not recorded Spike glycoprotein × 3 (P0DTC2) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 38 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 16 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.6 cryo-EM vitrification conditions:Cryogen ETHANE;blot for 2.5 seconds before plunging; blot force: 0; waiting time: 30s Resolution 2.70 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.

338 other PDB entries and 388 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACE2_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain F; PDBConstruct 1–615; UniProt 1–615 Author chain G; PDBConstruct 1–615; UniProt 1–615 Author chain H; PDBConstruct 1–615; UniProt 1–615

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 7v8a

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7v8a
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7v8a
Deposition date deposition_date2021-08-22
Structure title titleCryo-EM structure of SARS-CoV-2 S-Delta variant (B.1.617.2) in complex with Angiotensin-converting enzyme 2 (ACE2) ectodomain, three ACE2-bound form conformation 2
Keywords keywordsSARS-CoV-2, Spike protein, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier73.56
Radius of gyration Rg (electron density) rg_electron73.47
Forward intensity I(0) i04413050000.00
Molecular weight molecular_weight566660.0 kDa
Excluded volume excluded_volume709630 ų
Envelope volume envelope_volume1209000 ų
Hydration-shell volume shell_volume141750 ų
Envelope diameter envelope_diameter239.3
Shell Rg shell_rg72.66
Envelope Rg envelope_rg69.25
Shape Rg shape_rg73.50
Total Rg total_rg73.37
Total atoms total_atoms39922
Residues n_residues4869
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 dmax213.2
Rg (real space) rg_real73.41
Rg uncertainty (real space) rg_real_error1.13
I(0) (real space) i0_real4.4100e+09
I(0) uncertainty (real space) i0_real_error8.6430e+07
Rg (reciprocal space) rg_reciprocal73.56
I(0) (reciprocal space) i0_reciprocal4413000000.0000
Solution quality estimate total_estimate0.8413
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary91.4
Skewness Skewness skewness0.235
Kurtosis Kurtosis kurtosis-0.420
Angular range angular_range— – 0.1050 −1
Current regularization parameter α current_alpha0.0032
Highest regularization parameter α highest_alpha147600000.0000
Real-space data points n_real_points22
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.974; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.017

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id7v8aA01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily960 — Spike glycoprotein, N-terminal domain
Domain ID domain_id7v8aB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily960 — Spike glycoprotein, N-terminal domain
Domain ID domain_id7v8aC01
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)