+Open data
-Basic information
Entry | Database: PDB / ID: 8xxm | ||||||
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Title | Cryo-EM structure of the human 40S ribosome with PDCD4 and eIF3G | ||||||
Components |
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Keywords | RIBOSOME / PDCD4 / eIF4A | ||||||
Function / homology | Function and homology information epithelial to mesenchymal transition involved in cardiac fibroblast development / negative regulation of myofibroblast differentiation / negative regulation of vascular associated smooth muscle cell differentiation / viral translational termination-reinitiation / formation of cytoplasmic translation initiation complex / eukaryotic translation initiation factor 3 complex / eukaryotic 43S preinitiation complex / negative regulation of JUN kinase activity / positive regulation of cysteine-type endopeptidase activity involved in execution phase of apoptosis / negative regulation of endoplasmic reticulum unfolded protein response ...epithelial to mesenchymal transition involved in cardiac fibroblast development / negative regulation of myofibroblast differentiation / negative regulation of vascular associated smooth muscle cell differentiation / viral translational termination-reinitiation / formation of cytoplasmic translation initiation complex / eukaryotic translation initiation factor 3 complex / eukaryotic 43S preinitiation complex / negative regulation of JUN kinase activity / positive regulation of cysteine-type endopeptidase activity involved in execution phase of apoptosis / negative regulation of endoplasmic reticulum unfolded protein response / oxidized pyrimidine DNA binding / response to TNF agonist / positive regulation of base-excision repair / eukaryotic 48S preinitiation complex / protein tyrosine kinase inhibitor activity / positive regulation of respiratory burst involved in inflammatory response / positive regulation of endothelial cell apoptotic process / regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathway / positive regulation of intrinsic apoptotic signaling pathway in response to DNA damage / positive regulation of gastrulation / nucleolus organization / IRE1-RACK1-PP2A complex / positive regulation of endodeoxyribonuclease activity / positive regulation of Golgi to plasma membrane protein transport / TNFR1-mediated ceramide production / response to alkaloid / negative regulation of DNA repair / negative regulation of RNA splicing / negative regulation of intrinsic apoptotic signaling pathway in response to hydrogen peroxide / oxidized purine DNA binding / supercoiled DNA binding / neural crest cell differentiation / NF-kappaB complex / ubiquitin-like protein conjugating enzyme binding / regulation of establishment of cell polarity / negative regulation of phagocytosis / positive regulation of ubiquitin-protein transferase activity / rRNA modification in the nucleus and cytosol / Formation of the ternary complex, and subsequently, the 43S complex / erythrocyte homeostasis / cytoplasmic side of rough endoplasmic reticulum membrane / laminin receptor activity / protein kinase A binding / negative regulation of ubiquitin protein ligase activity / Ribosomal scanning and start codon recognition / ion channel inhibitor activity / positive regulation of vascular associated smooth muscle cell apoptotic process / Translation initiation complex formation / pigmentation / positive regulation of mitochondrial depolarization / mammalian oogenesis stage / activation-induced cell death of T cells / negative regulation of Wnt signaling pathway / positive regulation of T cell receptor signaling pathway / fibroblast growth factor binding / positive regulation of activated T cell proliferation / iron-sulfur cluster binding / regulation of cell division / Protein hydroxylation / monocyte chemotaxis / negative regulation of peptidyl-serine phosphorylation / BH3 domain binding / mTORC1-mediated signalling / SARS-CoV-1 modulates host translation machinery / Peptide chain elongation / positive regulation of intrinsic apoptotic signaling pathway by p53 class mediator / negative regulation of vascular associated smooth muscle cell proliferation / cysteine-type endopeptidase activator activity involved in apoptotic process / Selenocysteine synthesis / positive regulation of signal transduction by p53 class mediator / Formation of a pool of free 40S subunits / Eukaryotic Translation Termination / phagocytic cup / ubiquitin ligase inhibitor activity / Response of EIF2AK4 (GCN2) to amino acid deficiency / SRP-dependent cotranslational protein targeting to membrane / negative regulation of respiratory burst involved in inflammatory response / negative regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction / Viral mRNA Translation / Nonsense Mediated Decay (NMD) independent of the Exon Junction Complex (EJC) / GTP hydrolysis and joining of the 60S ribosomal subunit / TOR signaling / endonucleolytic cleavage to generate mature 3'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / negative regulation of cytokine production involved in inflammatory response / L13a-mediated translational silencing of Ceruloplasmin expression / T cell proliferation involved in immune response / spindle assembly / Major pathway of rRNA processing in the nucleolus and cytosol / regulation of translational fidelity / BMP signaling pathway / erythrocyte development / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) / negative regulation of ubiquitin-dependent protein catabolic process / Protein methylation / Amplification of signal from unattached kinetochores via a MAD2 inhibitory signal / translation regulator activity / Nuclear events stimulated by ALK signaling in cancer / ribosomal small subunit export from nucleus / positive regulation of cell cycle / signaling adaptor activity Similarity search - Function | ||||||
Biological species | Homo sapiens (human) | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.2 Å | ||||||
Authors | Ye, X. / Huang, Z. / Li, Y. / Wang, M. / Cheng, J. | ||||||
Funding support | 1items
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Citation | Journal: Cell Res / Year: 2024 Title: Human tumor suppressor PDCD4 directly interacts with ribosomes to repress translation. Authors: Xianwen Ye / Zixuan Huang / Yi Li / Mengjiao Wang / Wanyu Meng / Maojian Miao / Jingdong Cheng / | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 8xxm.cif.gz | 1.7 MB | Display | PDBx/mmCIF format |
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PDB format | pdb8xxm.ent.gz | Display | PDB format | |
PDBx/mmJSON format | 8xxm.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/xx/8xxm ftp://data.pdbj.org/pub/pdb/validation_reports/xx/8xxm | HTTPS FTP |
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-Related structure data
Related structure data | 38753MC 8xxlC 8xxnC M: map data used to model this data C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
-Assembly
Deposited unit |
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1 |
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-Components
+40S ribosomal protein ... , 31 types, 31 molecules SASBSDSESFSHSISKSLSPSQSRSSSTSUSVSXSaScSdSCSGSJSMSNSOSWSYSZSbSe
-Protein , 4 types, 4 molecules SgSfCD3G
#23: Protein | Mass: 35115.652 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P63244 |
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#35: Protein | Mass: 18004.041 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P62979 |
#36: Protein | Mass: 51802.168 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: Q53EL6 |
#37: Protein | Mass: 35662.016 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: O75821 |
-Protein/peptide / RNA chain , 2 types, 2 molecules LnS2
#1: Protein/peptide | Mass: 3473.451 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P62945 |
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#2: 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 |
-Non-polymers , 2 types, 26 molecules
#38: Chemical | ChemComp-MG / #39: Chemical | |
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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 |
-Sample preparation
Component | Name: 40S ribosome with PDCD4 and eIF4G / Type: RIBOSOME / Entity ID: #1-#37 / Source: NATURAL |
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Molecular weight | Experimental value: NO |
Source (natural) | Organism: Homo sapiens (human) |
Buffer solution | pH: 7.4 |
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Specimen support | Grid material: COPPER / Grid mesh size: 300 divisions/in. / Grid type: Quantifoil R1.2/1.3 |
Vitrification | Cryogen name: ETHANE |
-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: 2500 nm / Nominal defocus min: 1000 nm |
Specimen holder | Cryogen: NITROGEN |
Image recording | Electron dose: 58 e/Å2 / Film or detector model: GATAN K3 (6k x 4k) |
-Processing
EM software |
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||||||||
Particle selection | Num. of particles selected: 2878720 | ||||||||||||||||||||||||||||||
Symmetry | Point symmetry: C1 (asymmetric) | ||||||||||||||||||||||||||||||
3D reconstruction | Resolution: 3.2 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 68929 / Symmetry type: POINT | ||||||||||||||||||||||||||||||
Atomic model building | Space: REAL | ||||||||||||||||||||||||||||||
Atomic model building | PDB-ID: 6ZVJ Accession code: 6ZVJ / Source name: PDB / Type: experimental model |