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- PDB-9fgr: SARS-CoV-2 (wuhan variant) Spike protein in complex with the sing... -
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Open data
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Basic information
Entry | Database: PDB / ID: 9fgr | ||||||
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Title | SARS-CoV-2 (wuhan variant) Spike protein in complex with the single chain fragment scFv76-77 (focused refinement) | ||||||
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![]() | VIRAL PROTEIN / SARS-CoV-2 / Spike / single chain fragment | ||||||
Function / homology | ![]() Maturation of spike protein / viral translation / Translation of Structural Proteins / Virion Assembly and Release / host cell surface / host extracellular space / suppression by virus of host tetherin activity / Induction of Cell-Cell Fusion / structural constituent of virion / host cell endoplasmic reticulum-Golgi intermediate compartment membrane ...Maturation of spike protein / viral translation / Translation of Structural Proteins / Virion Assembly and Release / host cell surface / host extracellular space / suppression by virus of host tetherin activity / Induction of Cell-Cell Fusion / structural constituent of virion / host cell endoplasmic reticulum-Golgi intermediate compartment membrane / entry receptor-mediated virion attachment to host cell / receptor-mediated endocytosis of virus by host cell / Attachment and Entry / membrane fusion / positive regulation of viral entry into host cell / receptor-mediated virion attachment to host cell / receptor ligand activity / host cell surface receptor binding / fusion of virus membrane with host plasma membrane / fusion of virus membrane with host endosome membrane / viral envelope / virion attachment to host cell / SARS-CoV-2 activates/modulates innate and adaptive immune responses / host cell plasma membrane / virion membrane / membrane / identical protein binding / plasma membrane Similarity search - Function | ||||||
Biological species | ![]() ![]() ![]() | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 4 Å | ||||||
![]() | Berlinguer, M. / Chaves-Sanjuan, A. / Milazzo, F.M. / Minenkova, O. / De Santis, R. / Bolognesi, M. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Structure of scFv76-77 in complex with SARS-CoV-2 Spike protein Authors: Chaves-Sanjuan, A. / Bolognesi, M. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 110.5 KB | Display | ![]() |
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PDB format | ![]() | 68.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.3 MB | Display | ![]() |
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Full document | ![]() | 1.3 MB | Display | |
Data in XML | ![]() | 28.6 KB | Display | |
Data in CIF | ![]() | 37.6 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 50418MC M: map data used to model this data C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
Experimental dataset #1 | Data reference: ![]() |
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Links
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Assembly
Deposited unit | ![]()
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1 |
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Components
#1: Protein | Mass: 142427.438 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Gene: S, 2 / Cell line (production host): HEK293 / Production host: ![]() |
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#2: Antibody | Mass: 28197.162 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
#3: Sugar | ChemComp-NAG / |
#4: Water | ChemComp-HOH / |
Has ligand of interest | N |
-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
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Sample preparation
Component |
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Molecular weight | Value: 0.51 MDa / Experimental value: NO | ||||||||||||||||||||||||
Source (natural) |
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Source (recombinant) |
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Buffer solution | pH: 7 / Details: PBS | ||||||||||||||||||||||||
Specimen | Conc.: 0.6 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES | ||||||||||||||||||||||||
Specimen support | Grid mesh size: 300 divisions/in. / Grid type: Quantifoil R1.2/1.3 | ||||||||||||||||||||||||
Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / Humidity: 100 % |
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Electron microscopy imaging
Experimental equipment | ![]() Model: Talos Arctica / Image courtesy: FEI Company |
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Microscopy | Model: FEI TALOS ARCTICA |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD / Nominal magnification: 120000 X / Nominal defocus max: 2200 nm / Nominal defocus min: 800 nm / Cs: 2.7 mm / C2 aperture diameter: 50 µm / Alignment procedure: COMA FREE |
Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
Image recording | Electron dose: 40 e/Å2 / Detector mode: COUNTING / Film or detector model: FEI FALCON III (4k x 4k) / Num. of grids imaged: 1 / Num. of real images: 3012 |
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Processing
EM software |
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CTF correction | Type: NONE | ||||||||||||||||||||||||||||||||||||||||
Particle selection | Num. of particles selected: 242907 | ||||||||||||||||||||||||||||||||||||||||
Symmetry | Point symmetry: C1 (asymmetric) | ||||||||||||||||||||||||||||||||||||||||
3D reconstruction | Resolution: 4 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 42716 / Symmetry type: POINT | ||||||||||||||||||||||||||||||||||||||||
Atomic model building | Protocol: FLEXIBLE FIT | ||||||||||||||||||||||||||||||||||||||||
Atomic model building | PDB-ID: 7zce Accession code: 7zce / Source name: PDB / Type: experimental model | ||||||||||||||||||||||||||||||||||||||||
Refine LS restraints |
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