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Open data
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Basic information
| Entry | Database: PDB / ID: 5z3g | ||||||
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| Title | Cryo-EM structure of a nucleolar pre-60S ribosome (Rpf1-TAP) | ||||||
Components |
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Keywords | RIBOSOME / pre-60S / pre-ribosome / protein-RNA complex | ||||||
| Function / homology | Function and homology informationsnoRNA release from pre-rRNA / nuclear division / exonucleolytic trimming to generate mature 5'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / endonucleolytic cleavage in ITS1 upstream of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / PeBoW complex / ATP-dependent activity, acting on RNA / rRNA primary transcript binding / maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / maturation of 5.8S rRNA / cleavage in ITS2 between 5.8S rRNA and LSU-rRNA of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) ...snoRNA release from pre-rRNA / nuclear division / exonucleolytic trimming to generate mature 5'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / endonucleolytic cleavage in ITS1 upstream of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / PeBoW complex / ATP-dependent activity, acting on RNA / rRNA primary transcript binding / maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / maturation of 5.8S rRNA / cleavage in ITS2 between 5.8S rRNA and LSU-rRNA of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / preribosome, small subunit precursor / proteasome binding / Major pathway of rRNA processing in the nucleolus and cytosol / ribosomal large subunit binding / SRP-dependent cotranslational protein targeting to membrane / GTP hydrolysis and joining of the 60S ribosomal subunit / preribosome, large subunit precursor / 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) / L13a-mediated translational silencing of Ceruloplasmin expression / translational elongation / ribosomal large subunit export from nucleus / 90S preribosome / ribonucleoprotein complex binding / ribosomal subunit export from nucleus / maturation of LSU-rRNA / translation initiation factor activity / nuclear periphery / proteasome complex / assembly of large subunit precursor of preribosome / cytosolic ribosome assembly / ribosomal large subunit biogenesis / maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / macroautophagy / maturation of SSU-rRNA / protein catabolic process / small-subunit processome / maintenance of translational fidelity / rRNA processing / nuclear envelope / ribosomal small subunit biogenesis / 5S rRNA binding / ribosomal large subunit assembly / large ribosomal subunit rRNA binding / protein-macromolecule adaptor activity / cytosolic large ribosomal subunit / cytoplasmic translation / RNA helicase activity / negative regulation of translation / rRNA binding / structural constituent of ribosome / RNA helicase / ribosome / translation / mRNA binding / nucleolus / ATP hydrolysis activity / RNA binding / zinc ion binding / nucleoplasm / ATP binding / identical protein binding / nucleus / cytosol / cytoplasm Similarity search - Function | ||||||
| Biological species | ![]() ![]() | ||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.65 Å | ||||||
Authors | Zhu, X. / Zhou, D. / Ye, K. | ||||||
Citation | Journal: Protein Cell / Year: 2019Title: Cryo-EM structure of an early precursor of large ribosomal subunit reveals a half-assembled intermediate. Authors: Dejian Zhou / Xing Zhu / Sanduo Zheng / Dan Tan / Meng-Qiu Dong / Keqiong Ye / ![]() Abstract: Assembly of eukaryotic ribosome is a complicated and dynamic process that involves a series of intermediates. It is unknown how the highly intertwined structure of 60S large ribosomal subunits is ...Assembly of eukaryotic ribosome is a complicated and dynamic process that involves a series of intermediates. It is unknown how the highly intertwined structure of 60S large ribosomal subunits is established. Here, we report the structure of an early nucleolar pre-60S ribosome determined by cryo-electron microscopy at 3.7 Å resolution, revealing a half-assembled subunit. Domains I, II and VI of 25S/5.8S rRNA pack tightly into a native-like substructure, but domains III, IV and V are not assembled. The structure contains 12 assembly factors and 19 ribosomal proteins, many of which are required for early processing of large subunit rRNA. The Brx1-Ebp2 complex would interfere with the assembly of domains IV and V. Rpf1, Mak16, Nsa1 and Rrp1 form a cluster that consolidates the joining of domains I and II. Our structure reveals a key intermediate on the path to establishing the global architecture of 60S subunits. | ||||||
| History |
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Structure visualization
| Movie |
Movie viewer |
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| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 5z3g.cif.gz | 2 MB | Display | PDBx/mmCIF format |
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| PDB format | pdb5z3g.ent.gz | 1.5 MB | Display | PDB format |
| PDBx/mmJSON format | 5z3g.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 5z3g_validation.pdf.gz | 1.3 MB | Display | wwPDB validaton report |
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| Full document | 5z3g_full_validation.pdf.gz | 1.4 MB | Display | |
| Data in XML | 5z3g_validation.xml.gz | 175.9 KB | Display | |
| Data in CIF | 5z3g_validation.cif.gz | 297.3 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/z3/5z3g ftp://data.pdbj.org/pub/pdb/validation_reports/z3/5z3g | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 6878MC ![]() 5z1gC M: map data used to model this data C: citing same article ( |
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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 , 3 types, 3 molecules ABC
| #1: RNA chain | Mass: 1097493.875 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #2: RNA chain | Mass: 50682.922 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #3: RNA chain | Mass: 74308.391 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Ribosome biogenesis protein ... , 4 types, 4 molecules DEVa
| #4: Protein | Mass: 36621.074 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #5: Protein | Mass: 25499.186 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #22: Protein | Mass: 51982.457 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #27: Protein | Mass: 33585.414 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-60S ribosomal protein ... , 19 types, 19 molecules FGIJKLPQRSTUWcijlmn
| #6: Protein | Mass: 43850.793 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #7: Protein | Mass: 39159.125 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #9: Protein | Mass: 20000.564 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #10: Protein | Mass: 27686.281 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #11: Protein | Mass: 28175.820 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #12: Protein | Mass: 21605.061 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #16: Protein | Mass: 22604.164 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #17: Protein | Mass: 15195.066 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #18: Protein | Mass: 24482.357 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #19: Protein | Mass: 22247.227 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #20: Protein | Mass: 20589.518 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #21: Protein | Mass: 20609.252 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #23: Protein | Mass: 20478.852 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #29: Protein | Mass: 14265.784 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #31: Protein | Mass: 14809.441 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #32: Protein | Mass: 12177.130 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #33: Protein | Mass: 13942.640 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #34: Protein | Mass: 11151.259 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #35: Protein | Mass: 9877.395 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Protein , 9 types, 9 molecules HMNOXYZbd
| #8: Protein | Mass: 42596.691 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #13: Protein | Mass: 69984.148 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #14: Protein | Mass: 26476.605 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #15: Protein | Mass: 35184.387 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #24: Protein | Mass: 33250.531 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #25: Protein | Mass: 56798.348 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #26: Protein | Mass: 35754.605 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #28: Protein | Mass: 49842.613 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #30: Protein | Mass: 13124.170 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Details
| Has protein modification | Y |
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| Sequence details | The author doesn't know the sequence of chain d. Therefore chain d is built as UNK and the ...The author doesn't know the sequence of chain d. Therefore chain d is built as UNK and the numbering is meaningless. |
-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: Rpf1-TAP pre-60S / Type: RIBOSOME / Entity ID: all / Source: NATURAL | ||||||||||||||||||||
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| Molecular weight | Experimental value: NO | ||||||||||||||||||||
| Source (natural) | Organism: ![]() | ||||||||||||||||||||
| Buffer solution | pH: 8 | ||||||||||||||||||||
| 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: 400 divisions/in. | ||||||||||||||||||||
| Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / Humidity: 100 % / Chamber temperature: 277 K / Details: blot for 1-3 seconds before plunging |
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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 defocus max: 4000 nm / Nominal defocus min: 1000 nm / Cs: 2.7 mm |
| Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
| Image recording | Average exposure time: 1.5 sec. / Electron dose: 30 e/Å2 / Film or detector model: FEI FALCON III (4k x 4k) / Num. of grids imaged: 1 / Num. of real images: 1983 |
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Processing
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| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Particle selection | Num. of particles selected: 331816 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Symmetry | Point symmetry: C1 (asymmetric) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 3D reconstruction | Resolution: 3.65 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 98155 / Symmetry type: POINT | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Atomic model building | Space: REAL / Details: real space refinement |
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