+Open data
-Basic information
Entry | Database: EMDB / ID: EMD-33726 | |||||||||
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Title | SARS-CoV-2 C.1.2 variant spike (Close state) | |||||||||
Map data | ||||||||||
Sample |
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Keywords | SARS-CoV-2 / Lambda / spike / 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 / 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 / symbiont-mediated suppression of host innate immune response / 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 | Severe acute respiratory syndrome coronavirus 2 | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.45 Å | |||||||||
Authors | Wang X / Fu W | |||||||||
Funding support | 1 items
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Citation | Journal: Virol Sin / Year: 2022 Title: Structures of SARS-CoV-2 spike protein alert noteworthy sites for the potential approaching variants. Authors: Xiaorui Xing / Lei Wang / Zhen Cui / Wangjun Fu / Tao Zheng / Lili Qin / Pingju Ge / Aidong Qian / Nan Wang / Shuai Yuan / Abstract: • Deletion of residues 156–157 warps the neighboring beta-sheet and leads NTD and RBD to shift. • T859N stabilizes the packing of the 630 loop motif to make RBD standing transition more ...• Deletion of residues 156–157 warps the neighboring beta-sheet and leads NTD and RBD to shift. • T859N stabilizes the packing of the 630 loop motif to make RBD standing transition more difficult. • The overall structures of the closed state S complex from different variants resemble each other. • Mutations in FPPR may affect the overall structure of the trimeric spike protein. | |||||||||
History |
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-Structure visualization
Supplemental images |
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-Downloads & links
-EMDB archive
Map data | emd_33726.map.gz | 96.5 MB | EMDB map data format | |
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Header (meta data) | emd-33726-v30.xml emd-33726.xml | 14.3 KB 14.3 KB | Display Display | EMDB header |
Images | emd_33726.png | 62.9 KB | ||
Filedesc metadata | emd-33726.cif.gz | 6.2 KB | ||
Others | emd_33726_half_map_1.map.gz emd_33726_half_map_2.map.gz | 80.5 MB 80.6 MB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-33726 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-33726 | HTTPS FTP |
-Validation report
Summary document | emd_33726_validation.pdf.gz | 774.9 KB | Display | EMDB validaton report |
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Full document | emd_33726_full_validation.pdf.gz | 774.4 KB | Display | |
Data in XML | emd_33726_validation.xml.gz | 13.3 KB | Display | |
Data in CIF | emd_33726_validation.cif.gz | 15.7 KB | Display | |
Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-33726 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-33726 | HTTPS FTP |
-Related structure data
Related structure data | 7ybmMC 7ybhC 7ybiC 7ybjC 7ybkC 7yblC 7ybnC M: atomic model generated by this map C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Related items in Molecule of the Month |
-Map
File | Download / File: emd_33726.map.gz / Format: CCP4 / Size: 103 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||
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Voxel size | X=Y=Z: 1.07 Å | ||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Half map: #2
File | emd_33726_half_map_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #1
File | emd_33726_half_map_2.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Sample components
-Entire : SARS-CoV-2 C.1.2 variant spike (Close state)
Entire | Name: SARS-CoV-2 C.1.2 variant spike (Close state) |
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Components |
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-Supramolecule #1: SARS-CoV-2 C.1.2 variant spike (Close state)
Supramolecule | Name: SARS-CoV-2 C.1.2 variant spike (Close state) / type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1 |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
-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: 141.172438 KDa |
Recombinant expression | Organism: Homo sapiens (human) |
Sequence | String: MFVFLVLLPL VSSQCVNFTT RTQLPPAYTN SFTRGVYYPD KVFRSSVLHS TQDLFLPFFS NVTWFHAIHV SGTNGTKRFD NPVLPFNDG VYFASTEKSN IIRGWIFGTT LDSKTQSLLI VNNATNVVIK VCEFQFFNDP FLGVYYHKNN KSWMESEFRV Y SSANNCTF ...String: MFVFLVLLPL VSSQCVNFTT RTQLPPAYTN SFTRGVYYPD KVFRSSVLHS TQDLFLPFFS NVTWFHAIHV SGTNGTKRFD NPVLPFNDG VYFASTEKSN IIRGWIFGTT LDSKTQSLLI VNNATNVVIK VCEFQFFNDP FLGVYYHKNN KSWMESEFRV Y SSANNCTF EYVSQPFLMD LEGKQGNFKN LSEFVFKNID GYFKIYSKHT PINLVRGLPQ GFSALEPLVD LPIGINITRF QT LLHRSYL TPGDSSSGWT AGAAAYYVGY LQPRTFLLKY NENGTITDAV DCALDPLSET KCTLKSFTVE KGIYQTSNFR VQP TESIVR FPNITNLCPF GEVFNATRFA SVYAWNRKRI SNCVADYSVL YNSASFSTFK CYGVSPTKLN DLCFTNVYAD SFVI RGDEV RQIAPGQTGK IADYNYKLPD DFTGCVIAWN SNNLDSKVGG NHNYLYRLFR KSNLKPFERD ISTEIYQAGS TPCNG VKGF NCYFPLQSYG FQPTYGVGYQ PYRVVVLSFE LLHAPATVCG PKKSTNLVKN KCVNFNFNGL TGTGVLTESN KKFLPF QQF GRDIADTTDA VRDPQTLEIL DITPCSFGGV SVITPGTNTS NQVAVLYQGV NCTEVPVAIH ADQLTPTWRV YSTGSNV FQ TRAGCLIGAE YVNNSYECDI PIGAGICASY QTQTKSPRRA RSVASQSIIA YTMSLGAENS VAYSNNSIAI PINFTISV T TEILPVSMTK TSVDCTMYIC GDSTECSNLL LQYGSFCTQL NRALTGIAVE QDKNTQEVFA QVKQIYKTPP IKDFGGFNF SQILPDPSKP SKRSFIEDLL FNKVTLADAG FIKQYGDCLG DIAARDLICA QKFNGLNVLP PLLTDEMIAQ YTSALLAGTI TSGWTFGAG PALQIPFPMQ MAYRFNGIGV TQNVLYENQK LIANQFNSAI GKIQDSLSST PSALGKLQDV VNQNAQALNT L VKQLSSNF GAISSVLNDI LSRLDKVEAE 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 QYIKWPWYIW LGFIAGLIAI VMVTIMLCCM TSCCSCLKGC CSCGSCCKFD EDDSEPVLKG VKLHYT UniProtKB: Spike glycoprotein |
-Macromolecule #5: 2-acetamido-2-deoxy-beta-D-glucopyranose
Macromolecule | Name: 2-acetamido-2-deoxy-beta-D-glucopyranose / type: ligand / ID: 5 / Number of copies: 24 / 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: 8 |
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Vitrification | Cryogen name: ETHANE |
-Electron microscopy
Microscope | FEI TITAN KRIOS |
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Image recording | Film or detector model: GATAN K3 (6k x 4k) / Average electron dose: 60.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: DARK FIELD / Nominal defocus max: 2.5 µm / Nominal defocus min: 1.2 µm |
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |
-Image processing
Startup model | Type of model: NONE |
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Final reconstruction | Resolution.type: BY AUTHOR / Resolution: 3.45 Å / Resolution method: FSC 0.143 CUT-OFF / Number images used: 199929 |
Initial angle assignment | Type: MAXIMUM LIKELIHOOD |
Final angle assignment | Type: MAXIMUM LIKELIHOOD |