+Open data
-Basic information
Entry | Database: EMDB / ID: EMD-22288 | |||||||||
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Title | SARS-CoV-2 RdRp/RNA complex | |||||||||
Map data | SARS-CoV-2 RdRp/RNA complex | |||||||||
Sample |
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Keywords | SARS-CoV-2 / RNA polymerase / nsp12 / nsp7 / nsp8 / VIRAL PROTEIN / TRANSFERASE-HYDROLASE complex | |||||||||
Function / homology | Function and homology information protein guanylyltransferase activity / RNA endonuclease activity, producing 3'-phosphomonoesters / mRNA guanylyltransferase activity / 5'-3' RNA helicase activity / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of TBK1 activity / Lyases; Phosphorus-oxygen lyases / Assembly of the SARS-CoV-2 Replication-Transcription Complex (RTC) / Maturation of replicase proteins / ISG15-specific peptidase activity / Transcription of SARS-CoV-2 sgRNAs ...protein guanylyltransferase activity / RNA endonuclease activity, producing 3'-phosphomonoesters / mRNA guanylyltransferase activity / 5'-3' RNA helicase activity / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of TBK1 activity / Lyases; Phosphorus-oxygen lyases / Assembly of the SARS-CoV-2 Replication-Transcription Complex (RTC) / Maturation of replicase proteins / ISG15-specific peptidase activity / Transcription of SARS-CoV-2 sgRNAs / Translation of Replicase and Assembly of the Replication Transcription Complex / snRNP Assembly / TRAF3-dependent IRF activation pathway / Replication of the SARS-CoV-2 genome / Hydrolases; Acting on ester bonds; Exoribonucleases producing 5'-phosphomonoesters / : / double membrane vesicle viral factory outer membrane / SARS coronavirus main proteinase / host cell endosome / 3'-5'-RNA exonuclease activity / host cell endoplasmic reticulum-Golgi intermediate compartment / symbiont-mediated suppression of host toll-like receptor signaling pathway / symbiont-mediated degradation of host mRNA / mRNA guanylyltransferase / symbiont-mediated suppression of host ISG15-protein conjugation / G-quadruplex RNA binding / SARS-CoV-2 modulates host translation machinery / omega peptidase activity / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of IRF3 activity / mRNA (guanine-N7)-methyltransferase / methyltransferase cap1 / host cell Golgi apparatus / symbiont-mediated perturbation of host ubiquitin-like protein modification / mRNA (nucleoside-2'-O-)-methyltransferase activity / mRNA 5'-cap (guanine-N7-)-methyltransferase activity / DNA helicase / ubiquitinyl hydrolase 1 / cysteine-type deubiquitinase activity / Hydrolases; Acting on peptide bonds (peptidases); Cysteine endopeptidases / single-stranded RNA binding / host cell endoplasmic reticulum membrane / host cell perinuclear region of cytoplasm / viral protein processing / lyase activity / RNA helicase / induction by virus of host autophagy / RNA-directed RNA polymerase / copper ion binding / symbiont-mediated suppression of host gene expression / viral RNA genome replication / cysteine-type endopeptidase activity / RNA-dependent RNA polymerase activity / DNA-templated transcription / lipid binding / symbiont-mediated suppression of host type I interferon-mediated signaling pathway / host cell nucleus / SARS-CoV-2 activates/modulates innate and adaptive immune responses / ATP hydrolysis activity / proteolysis / RNA binding / zinc ion binding / ATP binding / membrane Similarity search - Function | |||||||||
Biological species | Severe acute respiratory syndrome coronavirus 2 | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.4 Å | |||||||||
Authors | Liu B / Shi W | |||||||||
Citation | Journal: To Be Published Title: Structure of SARS-CoV-2 RdRp/RNA complex at 3.4 Angstroms resolution Authors: Liu B / Shi W / Yang Y | |||||||||
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_22288.map.gz | 19.3 MB | EMDB map data format | |
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Header (meta data) | emd-22288-v30.xml emd-22288.xml | 16.3 KB 16.3 KB | Display Display | EMDB header |
Images | emd_22288.png | 52 KB | ||
Filedesc metadata | emd-22288.cif.gz | 6.3 KB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-22288 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-22288 | HTTPS FTP |
-Related structure data
Related structure data | 6xqbMC 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_22288.map.gz / Format: CCP4 / Size: 38.4 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Annotation | SARS-CoV-2 RdRp/RNA complex | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 0.89 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
CCP4 map header:
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-Supplemental data
-Sample components
-Entire : SARS-CoV-2 RdRp/RNA complex
Entire | Name: SARS-CoV-2 RdRp/RNA complex |
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Components |
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-Supramolecule #1: SARS-CoV-2 RdRp/RNA complex
Supramolecule | Name: SARS-CoV-2 RdRp/RNA complex / type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1-#4 |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 160 KDa |
-Macromolecule #1: RNA-directed RNA polymerase
Macromolecule | Name: RNA-directed RNA polymerase / type: protein_or_peptide / ID: 1 / Number of copies: 1 / Enantiomer: LEVO / EC number: RNA-directed RNA polymerase |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 107.983328 KDa |
Recombinant expression | Organism: Escherichia coli (E. coli) |
Sequence | String: MSADAQSFLN RVCGVSAARL TPCGTGTSTD VVYRAFDIYN DKVAGFAKFL KTNCCRFQEK DEDDNLIDSY FVVKRHTFSN YQHEETIYN LLKDCPAVAK HDFFKFRIDG DMVPHISRQR LTKYTMADLV YALRHFDEGN CDTLKEILVT YNCCDDDYFN K KDWYDFVE ...String: MSADAQSFLN RVCGVSAARL TPCGTGTSTD VVYRAFDIYN DKVAGFAKFL KTNCCRFQEK DEDDNLIDSY FVVKRHTFSN YQHEETIYN LLKDCPAVAK HDFFKFRIDG DMVPHISRQR LTKYTMADLV YALRHFDEGN CDTLKEILVT YNCCDDDYFN K KDWYDFVE NPDILRVYAN LGERVRQALL KTVQFCDAMR NAGIVGVLTL DNQDLNGNWY DFGDFIQTTP GSGVPVVDSY YS LLMPILT LTRALTAESH VDTDLTKPYI KWDLLKYDFT EERLKLFDRY FKYWDQTYHP NCVNCLDDRC ILHCANFNVL FST VFPPTS FGPLVRKIFV DGVPFVVSTG YHFRELGVVH NQDVNLHSSR LSFKELLVYA ADPAMHAASG NLLLDKRTTC FSVA ALTNN VAFQTVKPGN FNKDFYDFAV SKGFFKEGSS VELKHFFFAQ DGNAAISDYD YYRYNLPTMC DIRQLLFVVE VVDKY FDCY DGGCINANQV IVNNLDKSAG FPFNKWGKAR LYYDSMSYED QDALFAYTKR NVIPTITQMN LKYAISAKNR ARTVAG VSI CSTMTNRQFH QKLLKSIAAT RGATVVIGTS KFYGGWHNML KTVYSDVENP HLMGWDYPKC DRAMPNMLRI MASLVLA RK HTTCCSLSHR FYRLANECAQ VLSEMVMCGG SLYVKPGGTS SGDATTAYAN SVFNICQAVT ANVNALLSTD GNKIADKY V RNLQHRLYEC LYRNRDVDTD FVNEFYAYLR KHFSMMILSD DAVVCFNSTY ASQGLVASIK NFKSVLYYQN NVFMSEAKC WTETDLTKGP HEFCSQHTML VKQGDDYVYL PYPDPSRILG AGCFVDDIVK TDGTLMIERF VSLAIDAYPL TKHPNQEYAD VFHLYLQYI RKLHDELTGH MLDMYSVMLT NDNTSRYWEP EFYEAMYTPH TVLQLEHHHH HH UniProtKB: Replicase polyprotein 1ab |
-Macromolecule #2: Non-structural protein 8
Macromolecule | Name: Non-structural protein 8 / type: protein_or_peptide / ID: 2 / Number of copies: 2 / Enantiomer: LEVO |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 23.105396 KDa |
Recombinant expression | Organism: Escherichia coli (E. coli) |
Sequence | String: MAIASEFSSL PSYAAFATAQ EAYEQAVANG DSEVVLKKLK KSLNVAKSEF DRDAAMQRKL EKMADQAMTQ MYKQARSEDK RAKVTSAMQ TMLFTMLRKL DNDALNNIIN NARDGCVPLN IIPLTTAAKL MVVIPDYNTY KNTCDGTTFT YASALWEIQQ V VDADSKIV ...String: MAIASEFSSL PSYAAFATAQ EAYEQAVANG DSEVVLKKLK KSLNVAKSEF DRDAAMQRKL EKMADQAMTQ MYKQARSEDK RAKVTSAMQ TMLFTMLRKL DNDALNNIIN NARDGCVPLN IIPLTTAAKL MVVIPDYNTY KNTCDGTTFT YASALWEIQQ V VDADSKIV QLSEISMDNS PNLAWPLIVT ALRANSAVKL QLEHHHHHH UniProtKB: Replicase polyprotein 1ab |
-Macromolecule #3: Non-structural protein 7
Macromolecule | Name: Non-structural protein 7 / type: protein_or_peptide / ID: 3 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 10.451153 KDa |
Recombinant expression | Organism: Escherichia coli (E. coli) |
Sequence | String: MSKMSDVKCT SVVLLSVLQQ LRVESSSKLW AQCVQLHNDI LLAKDTTEAF EKMVSLLSVL LSMQGAVDIN KLCEEMLDNR ATLQLEHHH HHH UniProtKB: Replicase polyprotein 1ab |
-Macromolecule #4: RNA (5'-R(*GP*UP*GP*GP*GP*CP*CP*CP*A)-3')
Macromolecule | Name: RNA (5'-R(*GP*UP*GP*GP*GP*CP*CP*CP*A)-3') / type: rna / ID: 4 / Number of copies: 2 |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 2.886783 KDa |
Sequence | String: GUGGGCCCA |
-Macromolecule #5: ZINC ION
Macromolecule | Name: ZINC ION / type: ligand / ID: 5 / Number of copies: 2 / Formula: ZN |
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Molecular weight | Theoretical: 65.409 Da |
-Macromolecule #6: MAGNESIUM ION
Macromolecule | Name: MAGNESIUM ION / type: ligand / ID: 6 / Number of copies: 1 / Formula: MG |
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Molecular weight | Theoretical: 24.305 Da |
-Experimental details
-Structure determination
Method | cryo EM |
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Processing | single particle reconstruction |
Aggregation state | particle |
-Sample preparation
Concentration | 0.7 mg/mL |
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Buffer | pH: 7.5 |
Grid | Model: Quantifoil R2/2 / Material: COPPER / Mesh: 200 / Support film - Material: CARBON / Support film - topology: HOLEY / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 60 sec. / Pretreatment - Atmosphere: OTHER |
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV |
-Electron microscopy
Microscope | FEI TITAN KRIOS |
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Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
Electron optics | C2 aperture diameter: 100.0 µm / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELDBright-field microscopy / Cs: 2.7 mm / Nominal defocus max: 2.4 µm / Nominal defocus min: 1.0 µm / Nominal magnification: 96000 |
Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
Image recording | #0 - Image recording ID: 1 / #0 - Film or detector model: FEI FALCON III (4k x 4k) / #0 - Detector mode: COUNTING / #0 - Average electron dose: 30.0 e/Å2 / #1 - Image recording ID: 2 / #1 - Film or detector model: FEI FALCON III (4k x 4k) / #1 - Average electron dose: 30.0 e/Å2 |
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |
-Image processing
Particle selection | Number selected: 3054326 |
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Startup model | Type of model: NONE |
Initial angle assignment | Type: ANGULAR RECONSTITUTION / Software - Name: cryoSPARC (ver. 2.15) |
Final 3D classification | Number classes: 200 / Software - Name: cryoSPARC |
Final angle assignment | Type: ANGULAR RECONSTITUTION / Software - Name: cryoSPARC (ver. 2.15) |
Final reconstruction | Applied symmetry - Point group: C1 (asymmetric) / Resolution.type: BY AUTHOR / Resolution: 3.4 Å / Resolution method: FSC 0.143 CUT-OFF / Software - Name: cryoSPARC (ver. 2.15) / Number images used: 123246 |
Image recording ID | 1 |
-Atomic model buiding 1
Refinement | Space: REAL / Protocol: RIGID BODY FIT |
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Output model | PDB-6xqb: |