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Open data
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Basic information
| Entry | Database: PDB / ID: 9t0y | ||||||||||||||||||||||||||||||
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| Title | E. coli 70S ribosome from delta-9 strain | ||||||||||||||||||||||||||||||
Components |
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Keywords | RIBOSOME / RNA modifications / ribosome biogenesis / maturation | ||||||||||||||||||||||||||||||
| Function / homology | Function and homology informationnegative regulation of cytoplasmic translational initiation / transcription antitermination factor activity, RNA binding / ornithine decarboxylase inhibitor activity / misfolded RNA binding / Group I intron splicing / RNA folding / transcriptional attenuation / endoribonuclease inhibitor activity / positive regulation of ribosome biogenesis / RNA-binding transcription regulator activity ...negative regulation of cytoplasmic translational initiation / transcription antitermination factor activity, RNA binding / ornithine decarboxylase inhibitor activity / misfolded RNA binding / Group I intron splicing / RNA folding / transcriptional attenuation / endoribonuclease inhibitor activity / positive regulation of ribosome biogenesis / RNA-binding transcription regulator activity / four-way junction DNA binding / negative regulation of cytoplasmic translation / DnaA-L2 complex / translation repressor activity / regulation of mRNA stability / negative regulation of translational initiation / negative regulation of DNA-templated DNA replication initiation / mRNA regulatory element binding translation repressor activity / regulation of DNA-templated transcription elongation / positive regulation of RNA splicing / transcription elongation factor complex / assembly of large subunit precursor of preribosome / cytosolic ribosome assembly / response to reactive oxygen species / ribosome assembly / transcription antitermination / DNA endonuclease activity / translational initiation / regulation of cell growth / DNA-templated transcription termination / response to radiation / maintenance of translational fidelity / mRNA 5'-UTR binding / regulation of translation / large ribosomal subunit / ribosome biogenesis / transferase activity / ribosomal small subunit assembly / ribosome binding / ribosomal small subunit biogenesis / 5S rRNA binding / small ribosomal subunit / ribosomal large subunit assembly / small ribosomal subunit rRNA binding / cytosolic small ribosomal subunit / large ribosomal subunit rRNA binding / cytosolic large ribosomal subunit / cytoplasmic translation / tRNA binding / negative regulation of translation / rRNA binding / structural constituent of ribosome / ribosome / translation / response to antibiotic / hydrolase activity / negative regulation of DNA-templated transcription / mRNA binding / DNA binding / RNA binding / zinc ion binding / membrane / cytoplasm / cytosol Similarity search - Function | ||||||||||||||||||||||||||||||
| Biological species | ![]() | ||||||||||||||||||||||||||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 1.87 Å | ||||||||||||||||||||||||||||||
Authors | Larsson, D.S.D. / Selmer, M. | ||||||||||||||||||||||||||||||
| Funding support | Sweden, 3items
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Citation | Journal: Biorxiv / Year: 2026Title: Ribosomal RNA modifications around the peptidyl transfer center stimulate catalytic activity and prevent the formation of alternative structures Authors: Larsson, D.S.D. / Liiv, A. / Ero, R. / Remme, J. / Selmer, M. | ||||||||||||||||||||||||||||||
| History |
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 9t0y.cif.gz | 4.8 MB | Display | PDBx/mmCIF format |
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| PDB format | pdb9t0y.ent.gz | Display | PDB format | |
| PDBx/mmJSON format | 9t0y.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/t0/9t0y ftp://data.pdbj.org/pub/pdb/validation_reports/t0/9t0y | HTTPS FTP |
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-Related structure data
| Related structure data | ![]() 55415MC ![]() 9syhC ![]() 9t19C ![]() 9t1aC ![]() 9t1bC ![]() 9t1cC ![]() 9t1eC ![]() 9t1fC ![]() 9t1gC ![]() 9t1hC ![]() 9t1iC ![]() 9t1jC ![]() 9t2jC ![]() 9t2kC ![]() 9t2lC ![]() 9t2mC ![]() 9t2nC ![]() 9t2oC ![]() 9t2pC ![]() 9t2qC ![]() 9t2rC ![]() 9t2sC ![]() 9t6mC ![]() 9t8kC ![]() 9t8lC ![]() 9t8mC ![]() 9t8nC ![]() 9t8oC ![]() 9t8pC ![]() 9t8qC ![]() 9t8rC ![]() 9t8sC ![]() 9t8tC M: map data used to model this data C: citing same article ( |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
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Assembly
| Deposited unit | ![]()
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| 1 |
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Components
-RNA chain , 6 types, 7 molecules AXYZ5ab
| #1: RNA chain | Mass: 499873.406 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() | ||||
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| #22: RNA chain | Mass: 39004.727 Da / Num. of mol.: 1 / Source method: obtained synthetically / Source: (synth.) ![]() | ||||
| #23: RNA chain | Mass: 24750.010 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() | ||||
| #24: RNA chain | Mass: 24848.918 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() #25: RNA chain | | Mass: 941740.500 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() #26: RNA chain | | Mass: 38790.090 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Small ribosomal subunit protein ... , 20 types, 20 molecules BCDEFGHIJKLMNOPQRSTU
| #2: Protein | Mass: 26781.670 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #3: Protein | Mass: 26031.316 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #4: Protein | Mass: 23514.199 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #5: Protein | Mass: 17629.398 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #6: Protein | Mass: 15727.512 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #7: Protein | Mass: 20055.156 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #8: Protein | Mass: 14146.557 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #9: Protein | Mass: 14886.270 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #10: Protein | Mass: 11755.597 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #11: Protein | Mass: 13871.959 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #12: Protein | Mass: 13814.249 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #13: Protein | Mass: 13128.467 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #14: Protein | Mass: 11606.560 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #15: Protein | Mass: 10290.816 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #16: Protein | Mass: 9207.572 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #17: Protein | Mass: 9724.491 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #18: Protein | Mass: 9005.472 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #19: Protein | Mass: 10455.355 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #20: Protein | Mass: 9708.464 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #21: Protein | Mass: 8524.039 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
+Large ribosomal subunit protein ... , 29 types, 29 molecules cdefghijklmnopqrstuvwxyz01234
-Non-polymers , 6 types, 5419 molecules 










| #56: Chemical | ChemComp-K / #57: Chemical | ChemComp-MG / #58: Chemical | ChemComp-SR0 / #59: Chemical | ChemComp-PUT / #60: Chemical | #61: Water | ChemComp-HOH / | |
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-Details
| Has ligand of interest | N |
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| Has protein modification | Y |
-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
| Component | Name: 70S ribosome / Type: RIBOSOME / Entity ID: #1-#55 / Source: NATURAL | |||||||||||||||||||||||||||||||||||||||||||||
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| Molecular weight | Value: 2.5 MDa / Experimental value: NO | |||||||||||||||||||||||||||||||||||||||||||||
| Source (natural) | Organism: ![]() | |||||||||||||||||||||||||||||||||||||||||||||
| Buffer solution | pH: 7.5 / Details: HEPES-polymix buffer (pH-7.5) | |||||||||||||||||||||||||||||||||||||||||||||
| Buffer component |
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| Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES | |||||||||||||||||||||||||||||||||||||||||||||
| Specimen support | Grid material: COPPER / Grid mesh size: 300 divisions/in. / Grid type: Quantifoil R2/2 | |||||||||||||||||||||||||||||||||||||||||||||
| Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / 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: TFS KRIOS |
| Electron gun | Electron source: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM |
| Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 1500 nm / Nominal defocus min: 800 nm / Cs: 2.7 mm / C2 aperture diameter: 50 µm |
| Image recording | Electron dose: 30 e/Å2 / Detector mode: COUNTING / Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Num. of grids imaged: 1 / Num. of real images: 9692 |
| EM imaging optics | Energyfilter name: GIF Bioquantum / Energyfilter slit width: 20 eV |
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Processing
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| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||||||||||||||||||
| Particle selection | Num. of particles selected: 1046157 | ||||||||||||||||||||||||||||||||||||||||
| 3D reconstruction | Resolution: 1.87 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 910722 / Algorithm: FOURIER SPACE / Symmetry type: POINT | ||||||||||||||||||||||||||||||||||||||||
| Atomic model building | B value: 83.37 / Protocol: FLEXIBLE FIT / Space: REAL | ||||||||||||||||||||||||||||||||||||||||
| Atomic model building | PDB-ID: 9SYH Accession code: 9SYH / Source name: PDB / Type: experimental model | ||||||||||||||||||||||||||||||||||||||||
| Refine LS restraints |
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About Yorodumi






Sweden, 3items
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FIELD EMISSION GUN