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- EMDB-31776: Cryo-EM structure of SARS-CoV-2 S-Delta variant (B.1.617.2), one ... -
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Open data
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Basic information
Entry | Database: EMDB / ID: EMD-31776 | |||||||||||||||
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Title | Cryo-EM structure of SARS-CoV-2 S-Delta variant (B.1.617.2), one RBD-up conformation 1 | |||||||||||||||
![]() | SARS-CoV-2 S-Delta variant, one RBD-up conformation 1, unsharpened map | |||||||||||||||
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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 / 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 / symbiont-mediated suppression of host innate immune response / 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 / identical protein binding / membrane / plasma membrane Similarity search - Function | |||||||||||||||
Biological species | ![]() ![]() | |||||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 2.9 Å | |||||||||||||||
![]() | Yang TJ / Yu PY / Chang YC / Hsu STD | |||||||||||||||
Funding support | ![]()
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![]() | ![]() Title: Cryo-EM structure of SARS-CoV-2 S-Delta variant (B.1.617.2), one RBD-up conformation 1 Authors: Yang TJ / Yu PY / Chang YC / Hsu STD | |||||||||||||||
History |
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Structure visualization
Movie |
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Structure viewer | EM map: ![]() ![]() ![]() |
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 108.5 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 15.5 KB 15.5 KB | Display Display | ![]() |
Images | ![]() | 52.6 KB | ||
Others | ![]() | 203.9 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 7v7oMC ![]() 7v76C ![]() 7v77C ![]() 7v78C ![]() 7v79C ![]() 7v7aC ![]() 7v7dC ![]() 7v7eC ![]() 7v7fC ![]() 7v7gC ![]() 7v7hC ![]() 7v7iC ![]() 7v7jC ![]() 7v7nC ![]() 7v7pC ![]() 7v7qC ![]() 7v7rC ![]() 7v7sC ![]() 7v7tC ![]() 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 ( |
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Similar structure data |
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Links
EMDB pages | ![]() ![]() |
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Related items in Molecule of the Month |
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Map
File | ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Annotation | SARS-CoV-2 S-Delta variant, one RBD-up conformation 1, unsharpened map | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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, one RBD-up conformation 1, sharpened map
File | emd_31776_additional_1.map | ||||||||||||
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Annotation | SARS-CoV-2 S-Delta variant, one RBD-up conformation 1, sharpened map | ||||||||||||
Projections & Slices |
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Density Histograms |
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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), one RBD-up conformation 1 |
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Source (natural) | Organism: ![]() ![]() |
Molecular weight | Experimental: 540 KDa |
Recombinant expression | Organism: ![]() |
-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: ![]() ![]() |
Molecular weight | Theoretical: 142.047203 KDa |
Recombinant expression | Organism: ![]() |
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 |
-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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![]() | single particle reconstruction |
Aggregation state | particle |
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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. |
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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: ![]() |
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 |