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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 | ||||||
Components |
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Keywords | RIBOSOME / hibernation | ||||||
| Function / homology | Function and homology informationSynthesis of diphthamide-EEF2 / translation at postsynapse / PML body organization / ribosome hibernation / translation elongation factor binding / response to folic acid / SUMO binding / translation at presynapse / positive regulation of cytoplasmic translation / response to insecticide ...Synthesis of diphthamide-EEF2 / translation at postsynapse / PML body organization / ribosome hibernation / translation elongation factor binding / response to folic acid / SUMO binding / translation at presynapse / positive regulation of cytoplasmic translation / response to insecticide / regulation of translation involved in cellular response to UV / eukaryotic 80S initiation complex / ribosomal protein import into nucleus / negative regulation of endoplasmic reticulum unfolded protein response / regulation of G1 to G0 transition / positive regulation of intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator / oxidized pyrimidine DNA binding / response to TNF agonist / positive regulation of base-excision repair / protein-DNA complex disassembly / positive regulation of intrinsic apoptotic signaling pathway in response to DNA damage / positive regulation of respiratory burst involved in inflammatory response / positive regulation of gastrulation / protein tyrosine kinase inhibitor activity / IRE1-RACK1-PP2A complex / positive regulation of Golgi to plasma membrane protein transport / nucleolus organization / TNFR1-mediated ceramide production / negative regulation of formation of translation preinitiation complex / positive regulation of DNA damage response, signal transduction by p53 class mediator / positive regulation of ubiquitin-protein transferase activity / GAIT complex / positive regulation of DNA-templated transcription initiation / negative regulation of RNA splicing / negative regulation of DNA repair / TORC2 complex binding / G1 to G0 transition / Enterobacterial factors antagonize host defense / PD-L1(CD274) glycosylation and translocation to plasma membrane / erythrocyte homeostasis / supercoiled DNA binding / regulation of establishment of cell polarity / cysteine-type endopeptidase activator activity involved in apoptotic process / oxidized purine DNA binding / NF-kappaB complex / cytoplasmic translational initiation / rRNA modification in the nucleus and cytosol / negative regulation of intrinsic apoptotic signaling pathway in response to hydrogen peroxide / negative regulation of phagocytosis / negative regulation of bicellular tight junction assembly / ubiquitin-like protein conjugating enzyme binding / Uptake and function of diphtheria toxin / cytoplasmic side of rough endoplasmic reticulum membrane / Formation of the ternary complex, and subsequently, the 43S complex / lncRNA binding / laminin receptor activity / negative regulation of myoblast fusion / ion channel inhibitor activity / skeletal muscle cell differentiation / protein kinase A binding / positive regulation of mitochondrial depolarization / Ribosomal scanning and start codon recognition / PELO:HBS1L and ABCE1 dissociate a ribosome on a non-stop mRNA / male meiosis I / Translation initiation complex formation / Dengue Virus Genome Translation and Replication / Maturation of DENV proteins / negative regulation of Wnt signaling pathway / fibroblast growth factor binding / ZNF598 and the Ribosome-associated Quality Trigger (RQT) complex dissociate a ribosome stalled on a no-go mRNA / Protein hydroxylation / TOR signaling / BH3 domain binding / negative regulation of translational frameshifting / iron-sulfur cluster binding / regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathway / monocyte chemotaxis / mTORC1-mediated signalling / SARS-CoV-1 modulates host translation machinery / regulation of cell division / positive regulation of GTPase activity / translational elongation / Peptide chain elongation / cellular response to ethanol / Dengue Virus Attachment and Entry / Selenocysteine synthesis / Formation of a pool of free 40S subunits / protein targeting / negative regulation of protein binding / negative regulation of respiratory burst involved in inflammatory response / positive regulation of intrinsic apoptotic signaling pathway by p53 class mediator / Eukaryotic Translation Termination / protein serine/threonine kinase inhibitor activity / protein localization to nucleus / SRP-dependent cotranslational protein targeting to membrane / Response of EIF2AK4 (GCN2) to amino acid deficiency / AMPK-induced ERAD and lysosome mediated degradation of PD-L1(CD274) / negative regulation of ubiquitin-dependent protein catabolic process / ubiquitin ligase inhibitor activity / glial cell proliferation 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
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/z6/6z6m ftp://data.pdbj.org/pub/pdb/validation_reports/z6/6z6m | HTTPS FTP |
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-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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Links
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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 | ||||||||||||||||||||||||
| Refine LS restraints |
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