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Open data
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Basic information
| Entry | Database: PDB / ID: 6swa | |||||||||||||||
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| Title | Mus musculus brain neocortex ribosome 60S bound to Ebp1 | |||||||||||||||
Components |
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Keywords | RIBOSOME / 60S / EBP1 / neurodevelopment / neocortex / 80S / peptide tunnel exit | |||||||||||||||
| Function / homology | Function and homology information5.8S rRNA binding / axial mesoderm development / Protein hydroxylation / PELO:HBS1L and ABCE1 dissociate a ribosome on a non-stop mRNA / Formation of a pool of free 40S subunits / negative regulation of protein neddylation / SRP-dependent cotranslational protein targeting to membrane / Major pathway of rRNA processing in the nucleolus and cytosol / Nonsense Mediated Decay (NMD) independent of the Exon Junction Complex (EJC) / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) ...5.8S rRNA binding / axial mesoderm development / Protein hydroxylation / PELO:HBS1L and ABCE1 dissociate a ribosome on a non-stop mRNA / Formation of a pool of free 40S subunits / negative regulation of protein neddylation / SRP-dependent cotranslational protein targeting to membrane / Major pathway of rRNA processing in the nucleolus and cytosol / Nonsense Mediated Decay (NMD) independent of the Exon Junction Complex (EJC) / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) / positive regulation of phosphatase activity / middle ear morphogenesis / alpha-beta T cell differentiation / L13a-mediated translational silencing of Ceruloplasmin expression / GTP hydrolysis and joining of the 60S ribosomal subunit / ZNF598 and the Ribosome-associated Quality Trigger (RQT) complex dissociate a ribosome stalled on a no-go mRNA / selenocysteine insertion sequence binding / 90S preribosome assembly / Ribosome Quality Control (RQC) complex extracts and degrades nascent peptide / translation at postsynapse / optic nerve development / lung morphogenesis / exit from mitosis / homeostatic process / retinal ganglion cell axon guidance / cellular response to interleukin-4 / aminoacyl-tRNA synthetase multienzyme complex / embryonic brain development / translation at presynapse / macrophage chemotaxis / peroxisome proliferator activated receptor binding / cellular response to actinomycin D / eukaryotic 80S initiation complex / regulation of G1 to G0 transition / G1 to G0 transition / cellular response to dexamethasone stimulus / negative regulation of formation of translation preinitiation complex / GAIT complex / multicellular organism growth / TORC2 complex binding / growth factor binding / cell-substrate adhesion / A band / negative regulation of myoblast fusion / response to aldosterone / protein-DNA complex disassembly / retina development in camera-type eye / ossification / skeletal system development / protein localization to nucleus / protein targeting / liver regeneration / ribonucleoprotein complex binding / ubiquitin ligase inhibitor activity / positive regulation of signal transduction by p53 class mediator / cleavage in ITS2 between 5.8S rRNA and LSU-rRNA of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / positive regulation of G1/S transition of mitotic cell cycle / sensory perception of sound / maturation of LSU-rRNA / negative regulation of ubiquitin-dependent protein catabolic process / translation regulator activity / Neutrophil degranulation / rough endoplasmic reticulum / negative regulation of proteasomal ubiquitin-dependent protein catabolic process / MDM2/MDM4 family protein binding / cellular response to amino acid starvation / regulation of signal transduction by p53 class mediator / ribosomal large subunit biogenesis / maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / striated muscle contraction / positive regulation of cell differentiation / mRNA 3'-UTR binding / positive regulation of translation / cellular response to type II interferon / bone development / regulation of translation / fibrillar center / cell population proliferation / cytoplasmic ribonucleoprotein granule / mRNA 5'-UTR binding / transcription coactivator binding / innate immune response in mucosa / rRNA processing / cytosolic ribosome / transcription corepressor activity / heparin binding / presynapse / large ribosomal subunit / response to lipopolysaccharide / killing of cells of another organism / antimicrobial humoral immune response mediated by antimicrobial peptide / 5S rRNA binding / cell body / ribosomal large subunit assembly / large ribosomal subunit rRNA binding / spermatogenesis / defense response to Gram-negative bacterium / antibacterial humoral response / cytosolic large ribosomal subunit / tRNA binding Similarity search - Function | |||||||||||||||
| Biological species | ![]() | |||||||||||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.1 Å | |||||||||||||||
Authors | Kraushar, M.L. / Sprink, T. | |||||||||||||||
| Funding support | Germany, 4items
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Citation | Journal: Mol Cell / Year: 2021Title: Protein Synthesis in the Developing Neocortex at Near-Atomic Resolution Reveals Ebp1-Mediated Neuronal Proteostasis at the 60S Tunnel Exit. Authors: Matthew L Kraushar / Ferdinand Krupp / Dermot Harnett / Paul Turko / Mateusz C Ambrozkiewicz / Thiemo Sprink / Koshi Imami / Manuel Günnigmann / Ulrike Zinnall / Carlos H Vieira-Vieira / ...Authors: Matthew L Kraushar / Ferdinand Krupp / Dermot Harnett / Paul Turko / Mateusz C Ambrozkiewicz / Thiemo Sprink / Koshi Imami / Manuel Günnigmann / Ulrike Zinnall / Carlos H Vieira-Vieira / Theres Schaub / Agnieszka Münster-Wandowski / Jörg Bürger / Ekaterina Borisova / Hiroshi Yamamoto / Mladen-Roko Rasin / Uwe Ohler / Dieter Beule / Thorsten Mielke / Victor Tarabykin / Markus Landthaler / Günter Kramer / Imre Vida / Matthias Selbach / Christian M T Spahn / ![]() Abstract: Protein synthesis must be finely tuned in the developing nervous system as the final essential step of gene expression. This study investigates the architecture of ribosomes from the neocortex during ...Protein synthesis must be finely tuned in the developing nervous system as the final essential step of gene expression. This study investigates the architecture of ribosomes from the neocortex during neurogenesis, revealing Ebp1 as a high-occupancy 60S peptide tunnel exit (TE) factor during protein synthesis at near-atomic resolution by cryoelectron microscopy (cryo-EM). Ribosome profiling demonstrated Ebp1-60S binding is highest during start codon initiation and N-terminal peptide elongation, regulating ribosome occupancy of these codons. Membrane-targeting domains emerging from the 60S tunnel, which recruit SRP/Sec61 to the shared binding site, displace Ebp1. Ebp1 is particularly abundant in the early-born neural stem cell (NSC) lineage and regulates neuronal morphology. Ebp1 especially impacts the synthesis of membrane-targeted cell adhesion molecules (CAMs), measured by pulsed stable isotope labeling by amino acids in cell culture (pSILAC)/bioorthogonal noncanonical amino acid tagging (BONCAT) mass spectrometry (MS). Therefore, Ebp1 is a central component of protein synthesis, and the ribosome TE is a focal point of gene expression control in the molecular specification of neuronal morphology during development. | |||||||||||||||
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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 | 6swa.cif.gz | 3 MB | Display | PDBx/mmCIF format |
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| PDB format | pdb6swa.ent.gz | Display | PDB format | |
| PDBx/mmJSON format | 6swa.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/sw/6swa ftp://data.pdbj.org/pub/pdb/validation_reports/sw/6swa | HTTPS FTP |
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-Related structure data
| Related structure data | ![]() 10321MC 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
+60S ribosomal protein ... , 38 types, 38 molecules ABCDEFGHIJKLMNOPQRSTUVXYZabcde...
-Ribosomal protein ... , 4 types, 4 molecules Wjmn
| #23: Protein | Mass: 15161.899 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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| #36: Protein/peptide | Mass: 6295.562 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #39: Protein | Mass: 12345.776 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
| #40: Protein | Mass: 10168.153 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-RNA chain , 3 types, 3 molecules qrs
| #43: RNA chain | Mass: 1170200.875 Da / Num. of mol.: 1 / Source method: isolated from a natural source Details: We used the Oryctolagus cuniculus sequence to model the Mus musculus 28S ribosomal RNA Source: (natural) ![]() |
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| #44: RNA chain | Mass: 50449.812 Da / Num. of mol.: 1 / Source method: isolated from a natural source Details: We used the Oryctolagus cuniculus sequence to model the Mus musculus 5.8S ribosomal RNA Source: (natural) ![]() |
| #45: RNA chain | Mass: 38385.750 Da / Num. of mol.: 1 / Source method: isolated from a natural source Details: We used the Oryctolagus cuniculus sequence to model the Mus musculus 5S ribosomal RNA Source: (natural) ![]() |
-Protein , 1 types, 1 molecules t
| #46: Protein | Mass: 39388.098 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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-Non-polymers , 2 types, 250 molecules 


| #47: Chemical | ChemComp-MG / #48: Chemical | |
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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: Mus musculus postnatal day 0 brain neocortex 80S ribosome bound to Ebp1 Type: RIBOSOME / Entity ID: #1-#46 / Source: NATURAL | ||||||||||||||||||||||||||||||||||||||||
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| Molecular weight | Value: 3.2 MDa / Experimental value: NO | ||||||||||||||||||||||||||||||||||||||||
| Source (natural) | Organism: ![]() | ||||||||||||||||||||||||||||||||||||||||
| Buffer solution | pH: 7.4 | ||||||||||||||||||||||||||||||||||||||||
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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: 100 divisions/in. / Grid type: Quantifoil R3/3 | ||||||||||||||||||||||||||||||||||||||||
| Vitrification | Instrument: FEI VITROBOT MARK II / 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 magnification: 31000 X / Nominal defocus max: 2500 nm / Nominal defocus min: 500 nm / Cs: 2.7 mm / Alignment procedure: COMA FREE |
| Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
| Image recording | Average exposure time: 20 sec. / Electron dose: 31.78 e/Å2 / Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Num. of real images: 5379 |
| EM imaging optics | Energyfilter name: GIF Quantum LS |
| Image scans | Movie frames/image: 40 |
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Processing
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| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | |||||||||||||||||||||
| Particle selection | Num. of particles selected: 208206 | |||||||||||||||||||||
| Symmetry | Point symmetry: C1 (asymmetric) | |||||||||||||||||||||
| 3D reconstruction | Resolution: 3.1 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 208206 / Symmetry type: POINT |
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Germany, 4items
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