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Yorodumi- PDB-8v87: 60S ribosome biogenesis intermediate (Dbp10 post-catalytic struct... -
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Open data
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Basic information
| Entry | Database: PDB / ID: 8v87 | ||||||||||||
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| Title | 60S ribosome biogenesis intermediate (Dbp10 post-catalytic structure - Overall map) | ||||||||||||
Components |
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Keywords | Ribosome/RNA / Ribosome biogenesis / intermediate DEAD-box ATPase / Ribosome-RNA complex | ||||||||||||
| Function / homology | Function and homology information25S rRNA (cytosine2870-C5)-methyltransferase / 27S pre-rRNA (guanosine2922-2'-O)-methyltransferase / Noc1p-Noc2p complex / snoRNA release from pre-rRNA / rRNA (guanosine-2'-O-)-methyltransferase activity / Noc2p-Noc3p complex / nuclear division / exonucleolytic trimming to generate mature 5'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / rRNA (uridine-2'-O-)-methyltransferase activity / rRNA (guanine) methyltransferase activity ...25S rRNA (cytosine2870-C5)-methyltransferase / 27S pre-rRNA (guanosine2922-2'-O)-methyltransferase / Noc1p-Noc2p complex / snoRNA release from pre-rRNA / rRNA (guanosine-2'-O-)-methyltransferase activity / Noc2p-Noc3p complex / nuclear division / exonucleolytic trimming to generate mature 5'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / rRNA (uridine-2'-O-)-methyltransferase activity / rRNA (guanine) methyltransferase activity / rRNA (cytosine-C5-)-methyltransferase activity / endonucleolytic cleavage in ITS1 upstream of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / RNA strand annealing activity / intracellular mRNA localization / RNA folding chaperone / pre-replicative complex assembly involved in nuclear cell cycle DNA replication / endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / PeBoW complex / endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / nuclear pre-replicative complex / positive regulation of ATP-dependent activity / 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) / rRNA base methylation / rRNA methylation / protein folding chaperone complex / pre-mRNA 5'-splice site binding / 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) / 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 / negative regulation of mRNA splicing, via spliceosome / preribosome, large subunit precursor / Nonsense Mediated Decay (NMD) independent of the Exon Junction Complex (EJC) / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) / ATPase activator activity / Formation of a pool of free 40S subunits / nuclear-transcribed mRNA catabolic process / L13a-mediated translational silencing of Ceruloplasmin expression / translational elongation / ribosomal large subunit export from nucleus / DNA replication initiation / 90S preribosome / mRNA transport / ribonucleoprotein complex binding / regulation of translational fidelity / protein-RNA complex assembly / ribosomal subunit export from nucleus / maturation of LSU-rRNA / endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / translation initiation factor activity / nuclear periphery / proteasome complex / assembly of large subunit precursor of preribosome / ribosomal large subunit biogenesis / maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / cytosolic ribosome assembly / maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / maturation of SSU-rRNA / macroautophagy / small-subunit processome / protein catabolic process / maintenance of translational fidelity / rRNA processing / nuclear envelope / protein transport / ribosome biogenesis / ribosome binding / ATPase binding / 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 / cell division / GTPase activity / mRNA binding / chromatin binding / GTP binding / nucleolus / ATP hydrolysis activity / mitochondrion / DNA binding / RNA binding / zinc ion binding / nucleoplasm / ATP binding Similarity search - Function | ||||||||||||
| Biological species | ![]() | ||||||||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 2.66 Å | ||||||||||||
Authors | Cruz, V.E. / Weirich, C.S. / Peddada, N. / Erzberger, J.P. | ||||||||||||
| Funding support | United States, 3items
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Citation | Journal: Nat Commun / Year: 2024Title: The DEAD-box ATPase Dbp10/DDX54 initiates peptidyl transferase center formation during 60S ribosome biogenesis. Authors: Victor E Cruz / Christine S Weirich / Nagesh Peddada / Jan P Erzberger / ![]() Abstract: DEAD-box ATPases play crucial roles in guiding rRNA restructuring events during the biogenesis of large (60S) ribosomal subunits, but their precise molecular functions are currently unknown. In this ...DEAD-box ATPases play crucial roles in guiding rRNA restructuring events during the biogenesis of large (60S) ribosomal subunits, but their precise molecular functions are currently unknown. In this study, we present cryo-EM reconstructions of nucleolar pre-60S intermediates that reveal an unexpected, alternate secondary structure within the nascent peptidyl-transferase-center (PTC). Our analysis of three sequential nucleolar pre-60S intermediates reveals that the DEAD-box ATPase Dbp10/DDX54 remodels this alternate base pairing and enables the formation of the rRNA junction that anchors the mature form of the universally conserved PTC A-loop. Post-catalysis, Dbp10 captures rRNA helix H61, initiating the concerted exchange of biogenesis factors during late nucleolar 60S maturation. Our findings show that Dbp10 activity is essential for the formation of the ribosome active site and reveal how this function is integrated with subsequent assembly steps to drive the biogenesis of the large ribosomal subunit. | ||||||||||||
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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 | 8v87.cif.gz | 3.7 MB | Display | PDBx/mmCIF format |
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| PDB format | pdb8v87.ent.gz | Display | PDB format | |
| PDBx/mmJSON format | 8v87.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 8v87_validation.pdf.gz | 2.2 MB | Display | wwPDB validaton report |
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| Full document | 8v87_full_validation.pdf.gz | 2.2 MB | Display | |
| Data in XML | 8v87_validation.xml.gz | 288.6 KB | Display | |
| Data in CIF | 8v87_validation.cif.gz | 491.7 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/v8/8v87 ftp://data.pdbj.org/pub/pdb/validation_reports/v8/8v87 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 43027MC ![]() 8v83C ![]() 8v84C ![]() 8v85C C: citing same article ( M: map data used to model this data |
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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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Components
-RNA chain , 3 types, 3 molecules 126
| #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) ![]() |
| #4: RNA chain | Mass: 74308.391 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-ATP-dependent RNA helicase ... , 2 types, 2 molecules 3D
| #3: Protein | Mass: 113126.469 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #10: Protein | Mass: 56798.348 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Protein , 16 types, 16 molecules 78IJKWblnpqsvwyz
| #5: Protein | Mass: 23652.645 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #6: Protein | Mass: 81719.289 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #15: Protein | Mass: 75689.008 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #16: Protein | Mass: 49842.613 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #17: Protein | Mass: 42596.691 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #28: Protein | Mass: 27098.012 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #33: Protein | Mass: 74531.227 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #43: Protein | Mass: 20411.699 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #45: Protein | Mass: 69984.148 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #47: Protein | Mass: 51426.637 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #48: Protein | Mass: 69912.164 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() References: UniProt: P40991, 25S rRNA (cytosine2870-C5)-methyltransferase |
| #50: Protein | Mass: 57798.652 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #53: Protein | Mass: 26954.447 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #54: Protein | Mass: 96656.172 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() References: UniProt: P25582, 27S pre-rRNA (guanosine2922-2'-O)-methyltransferase |
| #55: Protein | Mass: 26476.605 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #56: Protein | Mass: 12435.429 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Ribosome biogenesis protein ... , 6 types, 6 molecules Amortu
| #7: Protein | Mass: 33585.414 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #44: Protein | Mass: 91830.609 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #46: Protein | Mass: 25499.186 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #49: Protein | Mass: 29786.783 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #51: Protein | Mass: 36621.074 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #52: Protein | Mass: 24027.650 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
+60S ribosomal protein ... , 23 types, 23 molecules BCEFLMPQRUVXYZcdefghijk
-Large ribosomal subunit protein ... , 6 types, 6 molecules GHNOSa
| #13: Protein | Mass: 28175.820 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #14: Protein | Mass: 21605.061 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #20: Protein | Mass: 24482.357 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #21: Protein | Mass: 22247.227 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #25: Protein | Mass: 20478.852 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #32: Protein | Mass: 24524.799 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Non-polymers , 5 types, 7 molecules 








| #57: Chemical | ChemComp-ADP / | ||||||
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| #58: Chemical | | #59: Chemical | ChemComp-GDP / | #60: Chemical | ChemComp-K / | #61: Chemical | |
-Details
| Has ligand of interest | 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
| Component | Name: 60S ribosome biogenesis intermediate / Type: RIBOSOME / Entity ID: #1-#56 / 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 | Conc.: 0.5 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES | |||||||||||||||||||||||||
| Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / 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 defocus max: 2200 nm / Nominal defocus min: 900 nm |
| Image recording | Electron dose: 39.3 e/Å2 / Film or detector model: GATAN K3 (6k x 4k) |
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Processing
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| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||||||||||||||||||
| Particle selection | Num. of particles selected: 1202000 | ||||||||||||||||||||||||||||||||||||||||
| 3D reconstruction | Resolution: 2.66 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 19700 / Symmetry type: POINT |
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