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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 | |||||||||||||||
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Keywords | RIBOSOME / 60S / EBP1 / neurodevelopment / neocortex / 80S / peptide tunnel exit | |||||||||||||||
| Function / homology | Function and homology information5.8S rRNA binding / Protein hydroxylation / negative regulation of protein neddylation / Formation of a pool of free 40S subunits / 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) / selenocysteine insertion sequence binding / L13a-mediated translational silencing of Ceruloplasmin expression ...5.8S rRNA binding / Protein hydroxylation / negative regulation of protein neddylation / Formation of a pool of free 40S subunits / 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) / selenocysteine insertion sequence binding / L13a-mediated translational silencing of Ceruloplasmin expression / GTP hydrolysis and joining of the 60S ribosomal subunit / translation at postsynapse / A band / aminoacyl-tRNA synthetase multienzyme complex / embryonic brain development / translation at presynapse / response to aldosterone / exit from mitosis / optic nerve development / eukaryotic 80S initiation complex / negative regulation of formation of translation preinitiation complex / peroxisome proliferator activated receptor binding / cellular response to actinomycin D / axial mesoderm development / regulation of G1 to G0 transition / retinal ganglion cell axon guidance / protein-DNA complex disassembly / 90S preribosome assembly / alpha-beta T cell differentiation / GAIT complex / TORC2 complex binding / G1 to G0 transition / middle ear morphogenesis / growth factor binding / cell-substrate adhesion / homeostatic process / macrophage chemotaxis / lung morphogenesis / positive regulation of natural killer cell proliferation / cellular response to dexamethasone stimulus / ubiquitin ligase inhibitor activity / positive regulation of signal transduction by p53 class mediator / ribonucleoprotein complex binding / protein localization to nucleus / negative regulation of ubiquitin-dependent protein catabolic process / positive regulation of G1/S transition of mitotic cell cycle / protein targeting / protein-RNA complex assembly / maturation of LSU-rRNA / translation regulator activity / Neutrophil degranulation / rough endoplasmic reticulum / MDM2/MDM4 family protein binding / negative regulation of proteasomal ubiquitin-dependent protein catabolic process / cytosolic ribosome / liver regeneration / cellular response to interleukin-4 / ossification / 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) / positive regulation of translation / innate immune response in mucosa / skeletal system development / mRNA 3'-UTR binding / positive regulation of cell differentiation / sensory perception of sound / bone development / cellular response to type II interferon / mRNA 5'-UTR binding / multicellular organism growth / transcription coactivator binding / cytoplasmic ribonucleoprotein granule / rRNA processing / transcription corepressor activity / regulation of translation / antimicrobial humoral immune response mediated by antimicrobial peptide / heparin binding / large ribosomal subunit / antibacterial humoral response / presynapse / retina development in camera-type eye / cell body / 5S rRNA binding / ribosomal large subunit assembly / large ribosomal subunit rRNA binding / response to lipopolysaccharide / killing of cells of another organism / cytosolic large ribosomal subunit / nucleic acid binding / defense response to Gram-negative bacterium / cytoplasmic translation / tRNA binding / cell population proliferation / negative regulation of translation / postsynaptic density / postsynapse / rRNA binding / protein stabilization 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
| Movie |
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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 | ||||||||||||||||||||||||||||||||||||||||
| 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: 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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