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Yorodumi- EMDB-31781: Cryo-EM structure of SARS-CoV-2 S-Delta variant (B.1.617.2), two ... -
+Open data
-Basic information
Entry | Database: EMDB / ID: EMD-31781 | |||||||||||||||
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Title | Cryo-EM structure of SARS-CoV-2 S-Delta variant (B.1.617.2), two RBD-up conformation 1 | |||||||||||||||
Map data | SARS-CoV-2 S-Delta variant, two RBD-up conformation 1, sharpened map | |||||||||||||||
Sample |
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Keywords | SARS-CoV-2 / Spike protein / 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: 3.0 Å | |||||||||||||||
Authors | Yang TJ / Yu PY | |||||||||||||||
Funding support | Taiwan, 4 items
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Citation | Journal: To Be Published Title: Cryo-EM structure of SARS-CoV-2 S-Delta variant (B.1.617.2), two RBD-up conformation 1 Authors: Yang TJ / Yu PY / Chang YC / Hsu STD | |||||||||||||||
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_31781.map.gz | 204 MB | EMDB map data format | |
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Header (meta data) | emd-31781-v30.xml emd-31781.xml | 14.9 KB 14.9 KB | Display Display | EMDB header |
Images | emd_31781.png | 58.1 KB | ||
Filedesc metadata | emd-31781.cif.gz | 6.3 KB | ||
Others | emd_31781_additional_1.map.gz | 108.5 MB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-31781 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-31781 | HTTPS FTP |
-Validation report
Summary document | emd_31781_validation.pdf.gz | 518.7 KB | Display | EMDB validaton report |
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Full document | emd_31781_full_validation.pdf.gz | 518.3 KB | Display | |
Data in XML | emd_31781_validation.xml.gz | 7.1 KB | Display | |
Data in CIF | emd_31781_validation.cif.gz | 8.2 KB | Display | |
Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-31781 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-31781 | HTTPS FTP |
-Related structure data
Related structure data | 7v7tMC 7v76C 7v77C 7v78C 7v79C 7v7aC 7v7dC 7v7eC 7v7fC 7v7gC 7v7hC 7v7iC 7v7jC 7v7nC 7v7oC 7v7pC 7v7qC 7v7rC 7v7sC 7v7uC 7v7vC 7v7zC 7v80C 7v81C 7v82C 7v83C 7v84C 7v85C 7v86C 7v87C 7v88C 7v89C 7v8aC 7v8bC 7v8cC M: atomic model generated by this map C: citing same article (ref.) |
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Similar structure data |
-Links
EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Related items in Molecule of the Month |
-Map
File | Download / File: emd_31781.map.gz / Format: CCP4 / Size: 216 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Annotation | SARS-CoV-2 S-Delta variant, two RBD-up conformation 1, sharpened map | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.1 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
CCP4 map header:
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-Supplemental data
-Additional map: SARS-CoV-2 S-Delta variant, two RBD-up conformation 1, unsharpened...
File | emd_31781_additional_1.map | ||||||||||||
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Annotation | SARS-CoV-2 S-Delta variant, two RBD-up conformation 1, unsharpened map | ||||||||||||
Projections & Slices |
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Density Histograms |
-Sample components
-Entire : SARS-CoV-2 spike glycoprotein
Entire | Name: SARS-CoV-2 spike glycoprotein |
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Components |
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-Supramolecule #1: SARS-CoV-2 spike glycoprotein
Supramolecule | Name: SARS-CoV-2 spike glycoprotein / type: organelle_or_cellular_component / ID: 1 / Parent: 0 / Macromolecule list: #1 Details: Delta variant (B.1.617.2), two RBD-up conformation 1 |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 540 KDa |
-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: 142.047203 KDa |
Recombinant expression | Organism: Homo sapiens (human) |
Sequence | String: MFVFLVLLPL VSSQCVNLRT RTQLPPAYTN SFTRGVYYPD KVFRSSVLHS TQDLFLPFFS NVTWFHAIHV SGTNGTKRFD NPVLPFNDG VYFASTEKSN IIRGWIFGTT LDSKTQSLLI VNNATNVVIK VCEFQFCNDP FLDVYYHKNN KSWMESGVYS S ANNCTFEY ...String: MFVFLVLLPL VSSQCVNLRT RTQLPPAYTN SFTRGVYYPD KVFRSSVLHS TQDLFLPFFS NVTWFHAIHV SGTNGTKRFD NPVLPFNDG VYFASTEKSN IIRGWIFGTT LDSKTQSLLI VNNATNVVIK VCEFQFCNDP FLDVYYHKNN KSWMESGVYS S ANNCTFEY VSQPFLMDLE GKQGNFKNLR EFVFKNIDGY FKIYSKHTPI NLVRDLPQGF SALEPLVDLP IGINITRFQT LL ALHRSYL TPGDSSSGWT AGAAAYYVGY LQPRTFLLKY NENGTITDAV DCALDPLSET KCTLKSFTVE KGIYQTSNFR VQP TESIVR FPNITNLCPF GEVFNATRFA SVYAWNRKRI SNCVADYSVL YNSASFSTFK CYGVSPTKLN DLCFTNVYAD SFVI RGDEV RQIAPGQTGK IADYNYKLPD DFTGCVIAWN SNNLDSKVGG NYNYRYRLFR KSNLKPFERD ISTEIYQAGS KPCNG VEGF NCYFPLQSYG FQPTNGVGYQ PYRVVVLSFE LLHAPATVCG PKKSTNLVKN KCVNFNFNGL TGTGVLTESN KKFLPF QQF GRDIADTTDA VRDPQTLEIL DITPCSFGGV SVITPGTNTS NQVAVLYQGV NCTEVPVAIH ADQLTPTWRV YSTGSNV FQ TRAGCLIGAE HVNNSYECDI PIGAGICASY QTQTNSRGSA SSVASQSIIA YTMSLGAENS VAYSNNSIAI PTNFTISV T TEILPVSMTK TSVDCTMYIC GDSTECSNLL LQYGSFCTQL NRALTGIAVE QDKNTQEVFA QVKQIYKTPP IKDFGGFNF SQILPDPSKP SKRSFIEDLL FNKVTLADAG FIKQYGDCLG DIAARDLICA QKFNGLTVLP PLLTDEMIAQ YTSALLAGTI TSGWTFGAG AALQIPFAMQ MAYRFNGIGV TQNVLYENQK LIANQFNSAI GKIQDSLSST ASALGKLQNV VNQNAQALNT L VKQLSSNF GAISSVLNDI LSRLDPPEAE VQIDRLITGR LQSLQTYVTQ QLIRAAEIRA SANLAATKMS ECVLGQSKRV DF CGKGYHL MSFPQSAPHG VVFLHVTYVP AQEKNFTTAP AICHDGKAHF PREGVFVSNG THWFVTQRNF YEPQIITTDN TFV SGNCDV VIGIVNNTVY DPLQPELDSF KEELDKYFKN HTSPDVDLGD ISGINASVVN IQKEIDRLNE VAKNLNESLI DLQE LGKYE QEFGSGGYIP EAPRDGQAYV RKDGEWVLLS TFLKGQDNSA DIQHSGRPLE SRGPFEQKLI SEEDLNMHTG HHHHH H 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: 13 / 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
Concentration | 1 mg/mL | ||||||||||||
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Buffer | pH: 7.6 Component:
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Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV Details: blot for 2.5 seconds before plunging; blot force: 0; waiting time: 30s. |
-Electron microscopy
Microscope | FEI TITAN KRIOS |
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Image recording | Film or detector model: GATAN K3 (6k x 4k) / Average electron dose: 1.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm |
Sample stage | Cooling holder cryogen: NITROGEN |
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |
-Image processing
Startup model | Type of model: INSILICO MODEL Details: generated by ab-initio reconstruction in cryoSparc v2 |
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Final reconstruction | Applied symmetry - Point group: C1 (asymmetric) / Resolution.type: BY AUTHOR / Resolution: 3.0 Å / Resolution method: FSC 0.143 CUT-OFF / Software - Name: cryoSPARC / Number images used: 119914 |
Initial angle assignment | Type: RANDOM ASSIGNMENT / Software - Name: cryoSPARC |
Final angle assignment | Type: ANGULAR RECONSTITUTION / Software - Name: cryoSPARC |