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Yorodumi- PDB-5o61: The complete structure of the Mycobacterium smegmatis 70S ribosome -
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Open data
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Basic information
| Entry | Database: PDB / ID: 5o61 | |||||||||
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| Title | The complete structure of the Mycobacterium smegmatis 70S ribosome | |||||||||
Components |
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Keywords | RIBOSOME / translation | |||||||||
| Function / homology | Function and homology informationlarge ribosomal subunit / transferase activity / ribosomal small subunit biogenesis / ribosomal small subunit assembly / small ribosomal subunit / small ribosomal subunit rRNA binding / 5S rRNA binding / ribosomal large subunit assembly / cytosolic small ribosomal subunit / large ribosomal subunit rRNA binding ...large ribosomal subunit / transferase activity / ribosomal small subunit biogenesis / ribosomal small subunit assembly / small ribosomal subunit / small ribosomal subunit rRNA binding / 5S rRNA binding / ribosomal large subunit assembly / 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 / ribonucleoprotein complex / mRNA binding / RNA binding / zinc ion binding / metal ion binding / cytosol / cytoplasm Similarity search - Function | |||||||||
| Biological species | Mycobacterium smegmatis str. MC2 155 (bacteria) | |||||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.31 Å | |||||||||
Authors | Hentschel, J. / Burnside, C. / Mignot, I. / Leibundgut, M. / Boehringer, D. / Ban, N. | |||||||||
| Funding support | Switzerland, 2items
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Citation | Journal: Cell Rep / Year: 2017Title: The Complete Structure of the Mycobacterium smegmatis 70S Ribosome. Authors: Jendrik Hentschel / Chloe Burnside / Ingrid Mignot / Marc Leibundgut / Daniel Boehringer / Nenad Ban / ![]() Abstract: The ribosome carries out the synthesis of proteins in every living cell. It consequently represents a frontline target in anti-microbial therapy. Tuberculosis ranks among the leading causes of death ...The ribosome carries out the synthesis of proteins in every living cell. It consequently represents a frontline target in anti-microbial therapy. Tuberculosis ranks among the leading causes of death worldwide, due in large part to the combination of difficult-to-treat latency and antibiotic resistance. Here, we present the 3.3-Å cryo-EM structure of the 70S ribosome of Mycobacterium smegmatis, a close relative to the human pathogen Mycobacterium tuberculosis. The structure reveals two additional ribosomal proteins and localizes them to the vicinity of drug-target sites in both the catalytic center and the decoding site of the ribosome. Furthermore, we visualized actinobacterium-specific rRNA and protein expansions that extensively remodel the ribosomal surface with implications for polysome organization. Our results provide a foundation for understanding the idiosyncrasies of mycobacterial translation and reveal atomic details of the structure that will facilitate the design of anti-tubercular therapeutics. | |||||||||
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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 | 5o61.cif.gz | 3.8 MB | Display | PDBx/mmCIF format |
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| PDB format | pdb5o61.ent.gz | Display | PDB format | |
| PDBx/mmJSON format | 5o61.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 5o61_validation.pdf.gz | 1.1 MB | Display | wwPDB validaton report |
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| Full document | 5o61_full_validation.pdf.gz | 1.2 MB | Display | |
| Data in XML | 5o61_validation.xml.gz | 163.8 KB | Display | |
| Data in CIF | 5o61_validation.cif.gz | 293.8 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/o6/5o61 ftp://data.pdbj.org/pub/pdb/validation_reports/o6/5o61 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 3751MC ![]() 3748C ![]() 3750C ![]() 5o5jC ![]() 5o60C M: map data used to model this data C: citing same article ( |
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| Similar structure data |
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Assembly
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Components
+50S ribosomal protein ... , 31 types, 31 molecules 3CDEFGHIJKLMNOPQRSTUVWXZabcdefg
-RNA chain , 5 types, 5 molecules ABBABWBX
| #2: RNA chain | Mass: 1012140.938 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: GenBank: 118168627 |
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| #3: RNA chain | Mass: 38061.816 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: GenBank: 118168627 |
| #35: RNA chain | Mass: 495373.656 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: GenBank: 118168627 |
| #56: RNA chain | Mass: 24485.539 Da / Num. of mol.: 1 / Source method: isolated from a natural source Details: Model and sequence adopted from Escherichia coli tRNA(Phe) Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria) |
| #57: RNA chain | Mass: 1791.053 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria) |
-30S ribosomal protein ... , 19 types, 19 molecules BCBDBEBFBGBHBIBJBKBLBMBNBOBPBQBRBSBTBV
| #37: Protein | Mass: 30191.227 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSD7 |
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| #38: Protein | Mass: 23415.787 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSL7 |
| #39: Protein | Mass: 21946.090 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSG6 |
| #40: Protein | Mass: 10991.637 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0A0D6J3X3 |
| #41: Protein | Mass: 17660.375 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QS97 |
| #42: Protein | Mass: 14492.638 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSG3 |
| #43: Protein | Mass: 16794.365 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSP9 |
| #44: Protein | Mass: 11454.313 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSD0 |
| #45: Protein | Mass: 14671.762 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSL6 |
| #46: Protein | Mass: 13896.366 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QS96 |
| #47: Protein | Mass: 14249.619 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSL5 |
| #48: Protein | Mass: 6976.409 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSG2 |
| #49: Protein | Mass: 10368.097 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QVQ3 |
| #50: Protein | Mass: 16795.207 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QV37 |
| #51: Protein | Mass: 11127.002 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSE0 |
| #52: Protein | Mass: 9524.188 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0R7F7 |
| #53: Protein | Mass: 10800.602 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QSD5 |
| #54: Protein | Mass: 9556.104 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0R102 |
| #55: Protein | Mass: 30145.230 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QVB8 |
-Protein / Protein/peptide , 2 types, 2 molecules YBB
| #26: Protein | Mass: 6891.016 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: I7FJ52, UniProt: A0QV03*PLUS |
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| #36: Protein/peptide | Mass: 4164.300 Da / Num. of mol.: 1 / Source method: isolated from a natural source Source: (natural) Mycobacterium smegmatis str. MC2 155 (bacteria)References: UniProt: A0QR10 |
-Non-polymers , 3 types, 632 molecules 




| #58: Chemical | ChemComp-MG / #59: Chemical | ChemComp-ZN / #60: Chemical | ChemComp-PHE / | |
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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
| Component | Name: 70S ribosome / Type: RIBOSOME / Entity ID: #1-#57 / Source: NATURAL |
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| Source (natural) | Organism: Mycobacterium smegmatis str. MC2 155 (bacteria) |
| Buffer solution | pH: 7.5 |
| Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
| Specimen support | Grid material: COPPER / Grid type: Quantifoil R2/2 |
| Vitrification | Instrument: FEI VITROBOT MARK I / Cryogen name: ETHANE-PROPANE / Humidity: 96 % |
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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 / Calibrated magnification: 100719 X |
| Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
| Image recording | Electron dose: 20 e/Å2 / Detector mode: INTEGRATING / Film or detector model: FEI FALCON II (4k x 4k) / Details: FEI EPU data collection |
| Image scans | Movie frames/image: 7 |
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Processing
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| CTF correction | Details: CTF correction in Relion / Type: NONE | ||||||||||||||||||||||||||||
| Symmetry | Point symmetry: C1 (asymmetric) | ||||||||||||||||||||||||||||
| 3D reconstruction | Resolution: 3.31 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 224584 / Symmetry type: POINT | ||||||||||||||||||||||||||||
| Atomic model building | Protocol: OTHER |
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About Yorodumi



Mycobacterium smegmatis str. MC2 155 (bacteria)
Switzerland, 2items
Citation
UCSF Chimera














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