+Open data
-Basic information
Entry | Database: PDB / ID: 8vkk | ||||||
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Title | Cryo-EM structure of SARS-CoV-2 XBB.1.5 spike protein | ||||||
Components | Spike glycoproteinSpike protein | ||||||
Keywords | VIRAL PROTEIN/IMMUNE SYSTEM / Complex / VIRAL PROTEIN / VIRAL PROTEIN-IMMUNE SYSTEM complex | ||||||
Function / homology | Function and homology information 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 / entry receptor-mediated virion attachment to host cell ...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 / entry receptor-mediated virion attachment to host cell / host cell endoplasmic reticulum-Golgi intermediate compartment membrane / 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 / symbiont-mediated suppression of host type I interferon-mediated signaling pathway / 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 | Severe acute respiratory syndrome coronavirus 2 | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 2.81 Å | ||||||
Authors | Zhu, X. / Mannar, D. / Saville, J. / Poloni, C. / Bezeruk, A. / Tidey, K. / Ahmed, S. / Tuttle, K. / Vahdatihassani, F. / Cholak, S. ...Zhu, X. / Mannar, D. / Saville, J. / Poloni, C. / Bezeruk, A. / Tidey, K. / Ahmed, S. / Tuttle, K. / Vahdatihassani, F. / Cholak, S. / Cook, L. / Steiner, T.S. / Subramaniam, S. | ||||||
Funding support | Canada, 1items
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Citation | Journal: To Be Published Title: SARS-CoV-2 XBB.1.5 Spike Protein: Altered Receptor Binding, Antibody Evasion, and Retention of T Cell Recognition Authors: Mannar, D. / Saville, J. / Poloni, C. / Zhu, X. / Bezeruk, A. / Tidey, K. / Ahmed, S. / Tuttle, K. / Vahdatihassani, F. / Cholak, S. / Cook, L. / Steiner, T.S. / Subramaniam, S. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 8vkk.cif.gz | 717.1 KB | Display | PDBx/mmCIF format |
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PDB format | pdb8vkk.ent.gz | 473.6 KB | Display | PDB format |
PDBx/mmJSON format | 8vkk.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/vk/8vkk ftp://data.pdbj.org/pub/pdb/validation_reports/vk/8vkk | HTTPS FTP |
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-Related structure data
Related structure data | 43320MC 8vklC 8vkmC 8vknC 8vkoC 8vkpC M: map data used to model this data C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
-Assembly
Deposited unit |
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1 |
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-Components
#1: Protein | Mass: 142226.516 Da / Num. of mol.: 3 Source method: isolated from a genetically manipulated source Details: XBB.1.5 spike protein Source: (gene. exp.) Severe acute respiratory syndrome coronavirus 2 Gene: S, 2 / Production host: Homo sapiens (human) / References: UniProt: P0DTC2 #2: Polysaccharide | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose Source method: isolated from a genetically manipulated source #3: Sugar | ChemComp-NAG / Has ligand of interest | N | |
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-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
-Sample preparation
Component | Name: SARS-CoV-2 XBB.1.5 spike protein trimer / Type: COMPLEX / Entity ID: #1 / Source: RECOMBINANT |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Source (recombinant) | Organism: Homo sapiens (human) |
Buffer solution | pH: 8 |
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Vitrification | Cryogen name: ETHANE |
-Electron microscopy imaging
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |
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Microscopy | Model: TFS KRIOS |
Electron gun | Electron source: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM |
Electron lens | Mode: BRIGHT FIELDBright-field microscopy / Nominal defocus max: 2000 nm / Nominal defocus min: 500 nm |
Image recording | Electron dose: 40 e/Å2 / Film or detector model: FEI FALCON IV (4k x 4k) |
-Processing
CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||
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3D reconstruction | Resolution: 2.81 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 133585 / Symmetry type: POINT | ||||||||||||||||||||||||
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