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Yorodumi- EMDB-11497: Cryo-EM structure of SARS-CoV-2 Spike Proteins on intact virions:... -
+Open data
-Basic information
Entry | Database: EMDB / ID: EMD-11497 | ||||||||||||||||||
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Title | Cryo-EM structure of SARS-CoV-2 Spike Proteins on intact virions: 3 Closed RBDs | ||||||||||||||||||
Map data | |||||||||||||||||||
Sample |
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Keywords | SARS-CoV-2 / Spike Protein / Virions / Glycoprotein / VIRAL PROTEIN | ||||||||||||||||||
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 / membrane fusion / receptor-mediated endocytosis of virus by host cell / Attachment and Entry / positive regulation of viral entry into host cell / receptor-mediated virion attachment to host cell / receptor ligand activity / host cell surface receptor binding / symbiont-mediated suppression of host innate immune response / 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 / identical protein binding / membrane / plasma membrane Similarity search - Function | ||||||||||||||||||
Biological species | Severe acute respiratory syndrome coronavirus 2 | ||||||||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.5 Å | ||||||||||||||||||
Authors | Ke Z / Qu K / Nakane T / Xiong X / Cortese M / Zila V / Scheres SHW / Briggs JAG | ||||||||||||||||||
Funding support | European Union, United Kingdom, Germany, Japan, 5 items
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Citation | Journal: Nature / Year: 2020 Title: Structures and distributions of SARS-CoV-2 spike proteins on intact virions. Authors: Zunlong Ke / Joaquin Oton / Kun Qu / Mirko Cortese / Vojtech Zila / Lesley McKeane / Takanori Nakane / Jasenko Zivanov / Christopher J Neufeldt / Berati Cerikan / John M Lu / Julia Peukes / ...Authors: Zunlong Ke / Joaquin Oton / Kun Qu / Mirko Cortese / Vojtech Zila / Lesley McKeane / Takanori Nakane / Jasenko Zivanov / Christopher J Neufeldt / Berati Cerikan / John M Lu / Julia Peukes / Xiaoli Xiong / Hans-Georg Kräusslich / Sjors H W Scheres / Ralf Bartenschlager / John A G Briggs / Abstract: Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) virions are surrounded by a lipid bilayer from which spike (S) protein trimers protrude. Heavily glycosylated S trimers bind to the ...Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) virions are surrounded by a lipid bilayer from which spike (S) protein trimers protrude. Heavily glycosylated S trimers bind to the angiotensin-converting enzyme 2 receptor and mediate entry of virions into target cells. S exhibits extensive conformational flexibility: it modulates exposure of its receptor-binding site and subsequently undergoes complete structural rearrangement to drive fusion of viral and cellular membranes. The structures and conformations of soluble, overexpressed, purified S proteins have been studied in detail using cryo-electron microscopy, but the structure and distribution of S on the virion surface remain unknown. Here we applied cryo-electron microscopy and tomography to image intact SARS-CoV-2 virions and determine the high-resolution structure, conformational flexibility and distribution of S trimers in situ on the virion surface. These results reveal the conformations of S on the virion, and provide a basis from which to understand interactions between S and neutralizing antibodies during infection or vaccination. | ||||||||||||||||||
History |
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-Structure visualization
Movie |
Movie viewer |
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Structure viewer | EM map: SurfViewMolmilJmol/JSmol |
Supplemental images |
-Downloads & links
-EMDB archive
Map data | emd_11497.map.gz | 39.4 MB | EMDB map data format | |
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Header (meta data) | emd-11497-v30.xml emd-11497.xml | 21.2 KB 21.2 KB | Display Display | EMDB header |
Images | emd_11497.png | 137.5 KB | ||
Filedesc metadata | emd-11497.cif.gz | 7.1 KB | ||
Others | emd_11497_half_map_1.map.gz emd_11497_half_map_2.map.gz | 49.6 MB 49.7 MB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-11497 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-11497 | HTTPS FTP |
-Validation report
Summary document | emd_11497_validation.pdf.gz | 860 KB | Display | EMDB validaton report |
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Full document | emd_11497_full_validation.pdf.gz | 859.6 KB | Display | |
Data in XML | emd_11497_validation.xml.gz | 12.2 KB | Display | |
Data in CIF | emd_11497_validation.cif.gz | 14.5 KB | Display | |
Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-11497 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-11497 | HTTPS FTP |
-Related structure data
Related structure data | 6zwvMC C: citing same article (ref.) M: atomic model generated by this map |
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Similar structure data | |
EM raw data | EMPIAR-10492 (Title: Cryo-EM structure of SARS-CoV-2 Spike Proteins on intact virions Data size: 2.1 TB / Data #1: Unaligned movies [micrographs - multiframe]) |
-Links
EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Related items in Molecule of the Month |
-Map
File | Download / File: emd_11497.map.gz / Format: CCP4 / Size: 64 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.061 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
CCP4 map header:
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-Supplemental data
-Half map: #2
File | emd_11497_half_map_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #1
File | emd_11497_half_map_2.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Sample components
-Entire : Severe acute respiratory syndrome coronavirus 2
Entire | Name: Severe acute respiratory syndrome coronavirus 2 |
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Components |
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-Supramolecule #1: Severe acute respiratory syndrome coronavirus 2
Supramolecule | Name: Severe acute respiratory syndrome coronavirus 2 / type: virus / ID: 1 / Parent: 0 / Macromolecule list: #1 Details: sucrose-cushion purified SARS-CoV-2 virions produced from infected VeroE6 cells. NCBI-ID: 2697049 Sci species name: Severe acute respiratory syndrome coronavirus 2 Sci species strain: Germany/BavPat1/2020 / Virus type: VIRION / Virus isolate: STRAIN / Virus enveloped: Yes / Virus empty: No |
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-Macromolecule #1: Spike glycoprotein
Macromolecule | Name: Spike glycoprotein / type: protein_or_peptide / ID: 1 / Number of copies: 3 / Enantiomer: LEVO |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 141.239391 KDa |
Sequence | String: MFVFLVLLPL VSSQCVNLTT RTQLPPAYTN SFTRGVYYPD KVFRSSVLHS TQDLFLPFFS NVTWFHAIHV SGTNGTKRFD NPVLPFNDG VYFASTEKSN IIRGWIFGTT LDSKTQSLLI VNNATNVVIK VCEFQFCNDP FLGVYYHKNN KSWMESEFRV Y SSANNCTF ...String: MFVFLVLLPL VSSQCVNLTT RTQLPPAYTN SFTRGVYYPD KVFRSSVLHS TQDLFLPFFS NVTWFHAIHV SGTNGTKRFD NPVLPFNDG VYFASTEKSN IIRGWIFGTT LDSKTQSLLI VNNATNVVIK VCEFQFCNDP FLGVYYHKNN KSWMESEFRV Y SSANNCTF EYVSQPFLMD LEGKQGNFKN LREFVFKNID GYFKIYSKHT PINLVRDLPQ GFSALEPLVD LPIGINITRF QT LLALHRS YLTPGDSSSG WTAGAAAYYV GYLQPRTFLL KYNENGTITD AVDCALDPLS ETKCTLKSFT VEKGIYQTSN FRV QPTESI VRFPNITNLC PFGEVFNATR FASVYAWNRK RISNCVADYS VLYNSASFST FKCYGVSPTK LNDLCFTNVY ADSF VIRGD EVRQIAPGQT GKIADYNYKL PDDFTGCVIA WNSNNLDSKV GGNYNYLYRL FRKSNLKPFE RDISTEIYQA GSTPC NGVE GFNCYFPLQS YGFQPTNGVG YQPYRVVVLS FELLHAPATV CGPKKSTNLV KNKCVNFNFN GLTGTGVLTE SNKKFL PFQ QFGRDIADTT DAVRDPQTLE ILDITPCSFG GVSVITPGTN TSNQVAVLYQ GVNCTEVPVA IHADQLTPTW RVYSTGS NV FQTRAGCLIG AEHVNNSYEC DIPIGAGICA SYQTQTNSPR RARSVASQSI IAYTMSLGAE NSVAYSNNSI AIPTNFTI S VTTEILPVSM TKTSVDCTMY ICGDSTECSN LLLQYGSFCT QLNRALTGIA VEQDKNTQEV FAQVKQIYKT PPIKDFGGF NFSQILPDPS KPSKRSFIED LLFNKVTLAD AGFIKQYGDC LGDIAARDLI CAQKFNGLTV LPPLLTDEMI AQYTSALLAG TITSGWTFG AGAALQIPFA MQMAYRFNGI GVTQNVLYEN QKLIANQFNS AIGKIQDSLS STASALGKLQ DVVNQNAQAL N TLVKQLSS NFGAISSVLN DILSRLDKVE AEVQIDRLIT GRLQSLQTYV TQQLIRAAEI RASANLAATK MSECVLGQSK RV DFCGKGY HLMSFPQSAP HGVVFLHVTY VPAQEKNFTT APAICHDGKA HFPREGVFVS NGTHWFVTQR NFYEPQIITT DNT FVSGNC DVVIGIVNNT VYDPLQPELD SFKEELDKYF KNHTSPDVDL GDISGINASV VNIQKEIDRL NEVAKNLNES LIDL QELGK YEQYIKWPWY IWLGFIAGLI AIVMVTIMLC CMTSCCSCLK GCCSCGSCCK FDEDDSEPVL KGVKLHYT UniProtKB: Spike glycoprotein |
-Macromolecule #3: 2-acetamido-2-deoxy-beta-D-glucopyranose
Macromolecule | Name: 2-acetamido-2-deoxy-beta-D-glucopyranose / type: ligand / ID: 3 / Number of copies: 33 / Formula: NAG |
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Molecular weight | Theoretical: 221.208 Da |
Chemical component information | ChemComp-NAG: |
-Experimental details
-Structure determination
Method | cryo EM |
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Processing | single particle reconstruction |
Aggregation state | particle |
-Sample preparation
Buffer | pH: 7.4 |
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Grid | Model: C-flat-2/2 / Support film - Material: CARBON / Support film - topology: HOLEY ARRAY / Pretreatment - Type: GLOW DISCHARGE |
Vitrification | Cryogen name: ETHANE / Instrument: LEICA EM GP |
-Electron microscopy
Microscope | FEI TITAN KRIOS |
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Specialist optics | Energy filter - Name: GIF Bioquantum / Energy filter - Slit width: 20 eV |
Image recording | Film or detector model: GATAN K3 (6k x 4k) / Detector mode: COUNTING / Digitization - Dimensions - Width: 5760 pixel / Digitization - Dimensions - Height: 4092 pixel / Digitization - Frames/image: 1-10 / Number grids imaged: 1 / Number real images: 7982 / Average exposure time: 2.7 sec. / Average electron dose: 50.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
Electron optics | C2 aperture diameter: 50.0 µm / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 3.0 µm / Nominal defocus min: 1.0 µm / Nominal magnification: 81000 |
Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |