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Yorodumi- PDB-7o7y: Rabbit 80S ribosome stalled close to the mutated SARS-CoV-2 slipp... -
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Open data
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Basic information
| Entry | Database: PDB / ID: 7o7y | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Title | Rabbit 80S ribosome stalled close to the mutated SARS-CoV-2 slippery site by a pseudoknot (high resolution) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components |
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Keywords | RIBOSOME / Frameshift / virus / pseudoknot | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Function / homology | Function and homology informationPELO:HBS1L and ABCE1 dissociate a ribosome on a non-stop mRNA / Major pathway of rRNA processing in the nucleolus and cytosol / GTP hydrolysis and joining of the 60S ribosomal subunit / L13a-mediated translational silencing of Ceruloplasmin expression / SRP-dependent cotranslational protein targeting to membrane / Formation of a pool of free 40S subunits / Nonsense Mediated Decay (NMD) independent of the Exon Junction Complex (EJC) / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) / ZNF598 and the Ribosome-associated Quality Trigger (RQT) complex dissociate a ribosome stalled on a no-go mRNA / Ribosome Quality Control (RQC) complex extracts and degrades nascent peptide ...PELO:HBS1L and ABCE1 dissociate a ribosome on a non-stop mRNA / Major pathway of rRNA processing in the nucleolus and cytosol / GTP hydrolysis and joining of the 60S ribosomal subunit / L13a-mediated translational silencing of Ceruloplasmin expression / SRP-dependent cotranslational protein targeting to membrane / Formation of a pool of free 40S subunits / Nonsense Mediated Decay (NMD) independent of the Exon Junction Complex (EJC) / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) / ZNF598 and the Ribosome-associated Quality Trigger (RQT) complex dissociate a ribosome stalled on a no-go mRNA / Ribosome Quality Control (RQC) complex extracts and degrades nascent peptide / protein-RNA complex assembly / regulation of translation involved in cellular response to UV / positive regulation of intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator / laminin receptor activity / protein-DNA complex disassembly / positive regulation of DNA damage response, signal transduction by p53 class mediator / ubiquitin ligase inhibitor activity / 90S preribosome / positive regulation of signal transduction by p53 class mediator / phagocytic cup / negative regulation of ubiquitin-dependent protein catabolic process / translation regulator activity / ribosomal small subunit export from nucleus / rough endoplasmic reticulum / laminin binding / positive regulation of apoptotic signaling pathway / MDM2/MDM4 family protein binding / DNA-(apurinic or apyrimidinic site) lyase / class I DNA-(apurinic or apyrimidinic site) endonuclease activity / ribosomal large subunit biogenesis / maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / DNA damage response, signal transduction by p53 class mediator / maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / maturation of SSU-rRNA / positive regulation of translation / small-subunit processome / cellular response to gamma radiation / spindle / cytoplasmic ribonucleoprotein granule / mRNA 5'-UTR binding / transcription coactivator binding / rRNA processing / cytosolic ribosome / glucose homeostasis / protein guanylyltransferase activity / ribosomal small subunit assembly / RNA endonuclease activity producing 3'-phosphomonoesters, hydrolytic mechanism / ribosome binding / 5'-3' RNA helicase activity / Lyases; Phosphorus-oxygen lyases / ribosomal small subunit biogenesis / small ribosomal subunit rRNA binding / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of TBK1 activity / Assembly of the SARS-CoV-2 Replication-Transcription Complex (RTC) / Maturation of replicase proteins / TRAF3-dependent IRF activation pathway / 5S rRNA binding / ISG15-specific peptidase activity / ribosomal large subunit assembly / small ribosomal subunit / snRNP Assembly / Transcription of SARS-CoV-2 sgRNAs / Translation of Replicase and Assembly of the Replication Transcription Complex / Replication of the SARS-CoV-2 genome / Hydrolases; Acting on ester bonds; Exoribonucleases producing 5'-phosphomonoesters / double membrane vesicle viral factory outer membrane / cytosolic small ribosomal subunit / large ribosomal subunit rRNA binding / SARS coronavirus main proteinase / host cell endosome / host cell endoplasmic reticulum-Golgi intermediate compartment / 3'-5'-RNA exonuclease activity / symbiont-mediated degradation of host mRNA / mRNA guanylyltransferase / symbiont-mediated suppression of host toll-like receptor signaling pathway / G-quadruplex RNA binding / symbiont-mediated suppression of host ISG15-protein conjugation / mRNA guanylyltransferase activity / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of IRF3 activity / DNA helicase / omega peptidase activity / mRNA (guanine-N7)-methyltransferase / methyltransferase cap1 / cytosolic large ribosomal subunit / host cell endoplasmic reticulum / symbiont-mediated suppression of host NF-kappaB cascade / 5'-3' RNA polymerase activity / SARS-CoV-2 modulates host translation machinery / symbiont-mediated perturbation of host ubiquitin-like protein modification / host cell Golgi apparatus / perikaryon / lyase activity / Hydrolases; Glycosylases; Hydrolysing N-glycosyl compounds / methyltransferase cap1 activity / DNA helicase activity / cytoplasmic translation / mRNA 5'-cap (guanine-N7-)-methyltransferase activity / ubiquitinyl hydrolase 1 / Hydrolases; Acting on peptide bonds (peptidases); Cysteine endopeptidases / cysteine-type deubiquitinase activity Similarity search - Function | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Biological species | ![]() ![]() ![]() | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 2.2 Å | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Authors | Bhatt, P.R. / Scaiola, A. / Leibundgut, M.A. / Atkins, J.F. / Ban, N. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Funding support | Switzerland, Ireland, 2items
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Citation | Journal: Science / Year: 2021Title: Structural basis of ribosomal frameshifting during translation of the SARS-CoV-2 RNA genome. Authors: Pramod R Bhatt / Alain Scaiola / Gary Loughran / Marc Leibundgut / Annika Kratzel / Romane Meurs / René Dreos / Kate M O'Connor / Angus McMillan / Jeffrey W Bode / Volker Thiel / David ...Authors: Pramod R Bhatt / Alain Scaiola / Gary Loughran / Marc Leibundgut / Annika Kratzel / Romane Meurs / René Dreos / Kate M O'Connor / Angus McMillan / Jeffrey W Bode / Volker Thiel / David Gatfield / John F Atkins / Nenad Ban / ![]() Abstract: Programmed ribosomal frameshifting is a key event during translation of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RNA genome that allows synthesis of the viral RNA-dependent ...Programmed ribosomal frameshifting is a key event during translation of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RNA genome that allows synthesis of the viral RNA-dependent RNA polymerase and downstream proteins. Here, we present the cryo-electron microscopy structure of a translating mammalian ribosome primed for frameshifting on the viral RNA. The viral RNA adopts a pseudoknot structure that lodges at the entry to the ribosomal messenger RNA (mRNA) channel to generate tension in the mRNA and promote frameshifting, whereas the nascent viral polyprotein forms distinct interactions with the ribosomal tunnel. Biochemical experiments validate the structural observations and reveal mechanistic and regulatory features that influence frameshifting efficiency. Finally, we compare compounds previously shown to reduce frameshifting with respect to their ability to inhibit SARS-CoV-2 replication, establishing coronavirus frameshifting as a target for antiviral intervention. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Structure visualization
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| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 7o7y.cif.gz | 5.4 MB | Display | PDBx/mmCIF format |
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| PDB format | pdb7o7y.ent.gz | Display | PDB format | |
| PDBx/mmJSON format | 7o7y.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/o7/7o7y ftp://data.pdbj.org/pub/pdb/validation_reports/o7/7o7y | HTTPS FTP |
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-Related structure data
| Related structure data | ![]() 12756MC ![]() 7o7zC ![]() 7o80C ![]() 7o81C C: citing same article ( M: map data used to model this data |
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| Similar structure data |
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Links
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Assembly
| Deposited unit | ![]()
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Components
-RNA chain , 7 types, 7 molecules A2AHAIATB5B7B8
| #1: RNA chain | Mass: 603929.250 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #9: RNA chain | Mass: 69683.008 Da / Num. of mol.: 1 / Source method: obtained synthetically Source: (synth.) ![]() References: GenBank: NC_045512.2 |
| #10: RNA chain | Mass: 15209.544 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #11: RNA chain | Mass: 24890.123 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #39: RNA chain | Mass: 1557519.500 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #40: RNA chain | Mass: 38851.871 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #41: RNA chain | Mass: 50809.047 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-40S ribosomal protein ... , 18 types, 18 molecules AAADAZAaAcAfAgAhAkAlAnAoAqArAtAwAxAy
| #2: Protein | Mass: 9480.186 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #5: Protein | Mass: 14498.884 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #12: Protein | Mass: 32970.023 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #13: Protein | Mass: 30002.061 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #15: Protein | Mass: 31146.607 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() References: UniProt: G1TNM3, DNA-(apurinic or apyrimidinic site) lyase |
| #18: Protein | Mass: 28751.906 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #19: Protein | Mass: 47356.172 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #20: Protein | Mass: 24263.387 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #23: Protein | Mass: 18468.826 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #24: Protein | Mass: 14538.987 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #26: Protein | Mass: 16302.772 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #27: Protein | Mass: 17049.182 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #29: Protein | Mass: 15552.119 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #30: Protein | Mass: 17801.814 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #32: Protein | Mass: 13398.763 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #35: Protein | Mass: 15860.666 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #36: Protein | Mass: 15107.924 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #37: Protein | Mass: 13645.028 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
+Ribosomal Protein ... , 28 types, 28 molecules ABACAEAbAdAeAiAsAuAvBABBBFBGBJBLBMBNBOBQBSBUBVBYBjBrBtBv
+Protein , 21 types, 21 molecules AFAGAjAmApBDBKBPBTBWBXBcBdBeBfBhBkBlBoBpBs
-60S ribosomal protein ... , 12 types, 12 molecules AzBCBEBHBIBRBZBaBbBgBiBm
| #38: Protein/peptide | Mass: 3473.451 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #44: Protein | Mass: 46430.895 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #46: Protein | Mass: 33028.336 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #49: Protein | Mass: 21871.418 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #50: Protein | Mass: 24643.057 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #59: Protein | Mass: 23535.281 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #67: Protein | Mass: 15835.831 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #68: Protein | Mass: 16635.551 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #69: Protein | Mass: 26721.727 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #74: Protein | Mass: 13326.074 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #76: Protein | Mass: 12263.834 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #80: Protein | Mass: 14800.474 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Non-polymers , 6 types, 12132 molecules 










| #87: Chemical | ChemComp-SPD / #88: Chemical | #89: Chemical | ChemComp-MG / #90: Chemical | ChemComp-UNX / #91: Chemical | ChemComp-ZN / #92: Water | ChemComp-HOH / | |
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-Details
| Has protein modification | Y |
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-Experimental details
-Experiment
| Experiment | Method: ELECTRON MICROSCOPY |
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| EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
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Sample preparation
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| Molecular weight | Experimental value: NO | ||||||||||||||||||||||||||||||||||||
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| Buffer solution | pH: 7.4 | ||||||||||||||||||||||||||||||||||||
| Specimen | Conc.: 0.3 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES | ||||||||||||||||||||||||||||||||||||
| Specimen support | Grid material: COPPER / Grid mesh size: 400 divisions/in. / Grid type: Quantifoil R2/2 | ||||||||||||||||||||||||||||||||||||
| Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE-PROPANE / Humidity: 100 % / Chamber temperature: 277 K |
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Electron microscopy imaging
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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| Microscopy | Model: FEI TITAN KRIOS |
| Electron gun | Electron source: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM |
| Electron lens | Mode: BRIGHT FIELD / Nominal magnification: 81000 X / Calibrated magnification: 56604 X / Cs: 2.7 mm / C2 aperture diameter: 100 µm |
| Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
| Image recording | Electron dose: 60 e/Å2 / Film or detector model: GATAN K3 (6k x 4k) |
| EM imaging optics | Energyfilter name: GIF Quantum LS / Energyfilter slit width: 20 eV |
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Processing
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| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||||||
| 3D reconstruction | Resolution: 2.2 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 695501 / Symmetry type: POINT |
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Switzerland,
Ireland, 2items
Citation
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