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Yorodumi- PDB-6z6m: Cryo-EM structure of human 80S ribosomes bound to EBP1, eEF2 and ... -
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Open data
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Basic information
| Entry | Database: PDB / ID: 6z6m | ||||||
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| Title | Cryo-EM structure of human 80S ribosomes bound to EBP1, eEF2 and SERBP1 | ||||||
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Keywords | RIBOSOME / hibernation | ||||||
| Function / homology | Function and homology informationSynthesis of diphthamide-EEF2 / translation at postsynapse / ribosome hibernation / translation elongation factor binding / PML body organization / SUMO binding / response to folic acid / translation at presynapse / exit from mitosis / eukaryotic 80S initiation complex ...Synthesis of diphthamide-EEF2 / translation at postsynapse / ribosome hibernation / translation elongation factor binding / PML body organization / SUMO binding / response to folic acid / translation at presynapse / exit from mitosis / eukaryotic 80S initiation complex / negative regulation of protein neddylation / response to insecticide / optic nerve development / negative regulation of endoplasmic reticulum unfolded protein response / regulation of translation involved in cellular response to UV / oxidized pyrimidine DNA binding / response to TNF agonist / positive regulation of base-excision repair / axial mesoderm development / positive regulation of respiratory burst involved in inflammatory response / negative regulation of formation of translation preinitiation complex / regulation of G1 to G0 transition / positive regulation of intrinsic apoptotic signaling pathway in response to DNA damage / ribosomal protein import into nucleus / positive regulation of gastrulation / positive regulation of cytoplasmic translation / protein tyrosine kinase inhibitor activity / positive regulation of endodeoxyribonuclease activity / IRE1-RACK1-PP2A complex / nucleolus organization / protein-DNA complex disassembly / positive regulation of Golgi to plasma membrane protein transport / positive regulation of intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator / 90S preribosome assembly / retinal ganglion cell axon guidance / TNFR1-mediated ceramide production / negative regulation of DNA repair / negative regulation of RNA splicing / GAIT complex / positive regulation of DNA damage response, signal transduction by p53 class mediator / supercoiled DNA binding / neural crest cell differentiation / TORC2 complex binding / alpha-beta T cell differentiation / NF-kappaB complex / G1 to G0 transition / cysteine-type endopeptidase activator activity involved in apoptotic process / oxidized purine DNA binding / aggresome / positive regulation of ubiquitin-protein transferase activity / negative regulation of intrinsic apoptotic signaling pathway in response to hydrogen peroxide / regulation of establishment of cell polarity / negative regulation of bicellular tight junction assembly / ubiquitin-like protein conjugating enzyme binding / middle ear morphogenesis / negative regulation of phagocytosis / rRNA modification in the nucleus and cytosol / erythrocyte homeostasis / Formation of the ternary complex, and subsequently, the 43S complex / cytoplasmic side of rough endoplasmic reticulum membrane / laminin receptor activity / negative regulation of ubiquitin protein ligase activity / protein kinase A binding / ion channel inhibitor activity / Ribosomal scanning and start codon recognition / homeostatic process / pigmentation / Translation initiation complex formation / lncRNA binding / positive regulation of mitochondrial depolarization / Uptake and function of diphtheria toxin / positive regulation of T cell receptor signaling pathway / macrophage chemotaxis / negative regulation of Wnt signaling pathway / fibroblast growth factor binding / lung morphogenesis / monocyte chemotaxis / male meiosis I / positive regulation of natural killer cell proliferation / positive regulation of activated T cell proliferation / negative regulation of translational frameshifting / TOR signaling / Protein hydroxylation / BH3 domain binding / SARS-CoV-1 modulates host translation machinery / regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathway / iron-sulfur cluster binding / regulation of cell division / cellular response to ethanol / mTORC1-mediated signalling / Peptide chain elongation / Selenocysteine synthesis / Formation of a pool of free 40S subunits / positive regulation of intrinsic apoptotic signaling pathway by p53 class mediator / skeletal muscle cell differentiation / endonucleolytic cleavage to generate mature 3'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / Eukaryotic Translation Termination / ubiquitin ligase inhibitor activity / positive regulation of GTPase activity / cellular response to actinomycin D Similarity search - Function | ||||||
| Biological species | Homo sapiens (human) | ||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.1 Å | ||||||
Authors | Wells, J.N. / Buschauer, R. / Mackens-Kiani, T. / Best, K. / Kratzat, H. / Berninghausen, O. / Becker, T. / Cheng, J. / Beckmann, R. | ||||||
Citation | Journal: PLoS Biol / Year: 2020Title: Structure and function of yeast Lso2 and human CCDC124 bound to hibernating ribosomes. Authors: Jennifer N Wells / Robert Buschauer / Timur Mackens-Kiani / Katharina Best / Hanna Kratzat / Otto Berninghausen / Thomas Becker / Wendy Gilbert / Jingdong Cheng / Roland Beckmann / ![]() Abstract: Cells adjust to nutrient deprivation by reversible translational shutdown. This is accompanied by maintaining inactive ribosomes in a hibernation state, in which they are bound by proteins with ...Cells adjust to nutrient deprivation by reversible translational shutdown. This is accompanied by maintaining inactive ribosomes in a hibernation state, in which they are bound by proteins with inhibitory and protective functions. In eukaryotes, such a function was attributed to suppressor of target of Myb protein 1 (Stm1; SERPINE1 mRNA-binding protein 1 [SERBP1] in mammals), and recently, late-annotated short open reading frame 2 (Lso2; coiled-coil domain containing short open reading frame 124 [CCDC124] in mammals) was found to be involved in translational recovery after starvation from stationary phase. Here, we present cryo-electron microscopy (cryo-EM) structures of translationally inactive yeast and human ribosomes. We found Lso2/CCDC124 accumulating on idle ribosomes in the nonrotated state, in contrast to Stm1/SERBP1-bound ribosomes, which display a rotated state. Lso2/CCDC124 bridges the decoding sites of the small with the GTPase activating center (GAC) of the large subunit. This position allows accommodation of the duplication of multilocus region 34 protein (Dom34)-dependent ribosome recycling system, which splits Lso2-containing, but not Stm1-containing, ribosomes. We propose a model in which Lso2 facilitates rapid translation reactivation by stabilizing the recycling-competent state of inactive ribosomes. | ||||||
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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 | 6z6m.cif.gz | 5.1 MB | Display | PDBx/mmCIF format |
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| PDB format | pdb6z6m.ent.gz | Display | PDB format | |
| PDBx/mmJSON format | 6z6m.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 6z6m_validation.pdf.gz | 1.4 MB | Display | wwPDB validaton report |
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| Full document | 6z6m_full_validation.pdf.gz | 1.5 MB | Display | |
| Data in XML | 6z6m_validation.xml.gz | 354.5 KB | Display | |
| Data in CIF | 6z6m_validation.cif.gz | 647.2 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/z6/6z6m ftp://data.pdbj.org/pub/pdb/validation_reports/z6/6z6m | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 11099MC ![]() 6z6jC ![]() 6z6kC ![]() 6z6lC ![]() 6z6nC M: map data used to model this data C: citing same article ( |
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| Similar structure data |
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Assembly
| Deposited unit | ![]()
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Components
-RNA chain , 5 types, 5 molecules L5L7L8S2CC
| #1: RNA chain | Mass: 1640182.000 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: GenBank: 86475748 |
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| #2: RNA chain | Mass: 38998.078 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: GenBank: 23898 |
| #3: RNA chain | Mass: 50449.812 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: GenBank: 555853 |
| #47: RNA chain | Mass: 602776.875 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: GenBank: 36162 |
| #83: RNA chain | Mass: 27379.225 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) |
+60S ribosomal protein ... , 42 types, 42 molecules LALBLCLDLELFLGLHLILJLLLMLNLOLPLQLRLSLTLULVLWLXLYLZLaLbLcLdLe...
-Protein , 6 types, 6 molecules LmSgSfCACBCD
| #41: Protein | Mass: 14758.394 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P62987 |
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| #68: Protein | Mass: 35115.652 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P63244 |
| #80: Protein | Mass: 18004.041 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P62979 |
| #81: Protein | Mass: 43851.879 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: Q9UQ80 |
| #82: Protein | Mass: 95463.211 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P13639 |
| #84: Protein | Mass: 45051.504 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: Q8NC51 |
+40S ribosomal protein ... , 31 types, 31 molecules SASBSDSESFSHSISKSLSPSQSRSSSTSUSVSXSaScSdSCSGSJSMSNSOSWSYSZSbSe
-Non-polymers , 2 types, 264 molecules 


| #85: Chemical | ChemComp-MG / #86: Chemical | ChemComp-ZN / |
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-Details
| Has ligand of interest | N |
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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: 80S ribosome bound to EBP1, eEF2 and SERBP1 / Type: RIBOSOME / Entity ID: #1-#84 / Source: NATURAL |
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| Source (natural) | Organism: Homo sapiens (human) |
| Buffer solution | pH: 7.4 |
| Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
| Vitrification | Cryogen name: ETHANE |
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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 |
| Image recording | Electron dose: 28 e/Å2 / Film or detector model: FEI FALCON III (4k x 4k) |
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Processing
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| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||
| Symmetry | Point symmetry: C1 (asymmetric) | ||||||||||||||||||||||||
| 3D reconstruction | Resolution: 3.1 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 72367 / Symmetry type: POINT | ||||||||||||||||||||||||
| Atomic model building | Protocol: RIGID BODY FIT / Space: REAL | ||||||||||||||||||||||||
| Atomic model building | PDB-ID: 6EK0![]() 6ek0 Accession code: 6EK0 / Source name: PDB / Type: experimental model | ||||||||||||||||||||||||
| Refinement | Cross valid method: NONE Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2 | ||||||||||||||||||||||||
| Displacement parameters | Biso mean: 110.28 Å2 | ||||||||||||||||||||||||
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