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Yorodumi- PDB-8xp3: Cryo-EM structure of the human 40S ribosome with LARP1 and LRRC47 -
+Open data
-Basic information
Entry | Database: PDB / ID: 8xp3 | ||||||
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Title | Cryo-EM structure of the human 40S ribosome with LARP1 and LRRC47 | ||||||
Components |
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Keywords | RIBOSOME / 40S ribosome / LARP1 / mTOR / LRRC47 | ||||||
Function / homology | Function and homology information phenylalanine-tRNA ligase activity / phenylalanyl-tRNA aminoacylation / cellular response to rapamycin / translation activator activity / eukaryotic initiation factor 4E binding / RNA cap binding / TORC1 signaling / response to amino acid starvation / : / RNA 7-methylguanosine cap binding ...phenylalanine-tRNA ligase activity / phenylalanyl-tRNA aminoacylation / cellular response to rapamycin / translation activator activity / eukaryotic initiation factor 4E binding / RNA cap binding / TORC1 signaling / response to amino acid starvation / : / RNA 7-methylguanosine cap binding / negative regulation of endoplasmic reticulum unfolded protein response / oxidized pyrimidine DNA binding / response to TNF agonist / positive regulation of base-excision repair / protein tyrosine kinase inhibitor activity / positive regulation of respiratory burst involved in inflammatory response / positive regulation of intrinsic apoptotic signaling pathway in response to DNA damage / positive regulation of gastrulation / nucleolus organization / regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathway / IRE1-RACK1-PP2A complex / positive regulation of endodeoxyribonuclease activity / positive regulation of Golgi to plasma membrane protein transport / TNFR1-mediated ceramide production / negative regulation of RNA splicing / negative regulation of DNA repair / mRNA stabilization / negative regulation of intrinsic apoptotic signaling pathway in response to hydrogen peroxide / supercoiled DNA binding / oxidized purine DNA binding / NF-kappaB complex / neural crest cell differentiation / 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 / erythrocyte homeostasis / Formation of the ternary complex, and subsequently, the 43S complex / cytoplasmic side of rough endoplasmic reticulum membrane / laminin receptor activity / pigmentation / protein kinase A binding / negative regulation of ubiquitin protein ligase activity / post-transcriptional regulation of gene expression / Ribosomal scanning and start codon recognition / ion channel inhibitor activity / Translation initiation complex formation / mammalian oogenesis stage / positive regulation of mitochondrial depolarization / activation-induced cell death of T cells / positive regulation of T cell receptor signaling pathway / iron-sulfur cluster binding / fibroblast growth factor binding / negative regulation of Wnt signaling pathway / positive regulation of activated T cell proliferation / monocyte chemotaxis / Protein hydroxylation / negative regulation of peptidyl-serine phosphorylation / regulation of cell division / BH3 domain binding / SARS-CoV-1 modulates host translation machinery / mTORC1-mediated signalling / Peptide chain elongation / positive regulation of intrinsic apoptotic signaling pathway by p53 class mediator / cysteine-type endopeptidase activator activity involved in apoptotic process / positive regulation of macroautophagy / Selenocysteine synthesis / positive regulation of signal transduction by p53 class mediator / Formation of a pool of free 40S subunits / ubiquitin ligase inhibitor activity / Eukaryotic Translation Termination / phagocytic cup / ribosomal small subunit binding / negative regulation of respiratory burst involved in inflammatory response / Response of EIF2AK4 (GCN2) to amino acid deficiency / SRP-dependent cotranslational protein targeting to membrane / Viral mRNA Translation / negative regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction / Nonsense Mediated Decay (NMD) independent of the Exon Junction Complex (EJC) / GTP hydrolysis and joining of the 60S ribosomal subunit / L13a-mediated translational silencing of Ceruloplasmin expression / TOR signaling / endonucleolytic cleavage to generate mature 3'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / T cell proliferation involved in immune response / spindle assembly / regulation of translational fidelity / Major pathway of rRNA processing in the nucleolus and cytosol / positive regulation of translational initiation / positive regulation of viral genome replication / erythrocyte development / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) / negative regulation of ubiquitin-dependent protein catabolic process / Amplification of signal from unattached kinetochores via a MAD2 inhibitory signal / Protein methylation / ribosomal small subunit export from nucleus / positive regulation of cell cycle / Nuclear events stimulated by ALK signaling in cancer / positive regulation of intrinsic apoptotic signaling pathway / translation regulator activity Similarity search - Function | ||||||
Biological species | Homo sapiens (human) | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.4 Å | ||||||
Authors | Huang, Z. / Ye, X. / Li, Y. / Cheng, J. | ||||||
Funding support | 1items
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Citation | Journal: Embo J. / Year: 2024 Title: LARP1 binds ribosomes and TOP mRNAs in repressed complexes Authors: Saba, J.A. / Huang, Z. / Schole, K.L. / Ye, X. / Bhatt, S.D. / Li, Y. / Timp, W. / Cheng, J. / Green, R. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 8xp3.cif.gz | 1.8 MB | Display | PDBx/mmCIF format |
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PDB format | pdb8xp3.ent.gz | Display | PDB format | |
PDBx/mmJSON format | 8xp3.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 8xp3_validation.pdf.gz | 1.8 MB | Display | wwPDB validaton report |
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Full document | 8xp3_full_validation.pdf.gz | 1.8 MB | Display | |
Data in XML | 8xp3_validation.xml.gz | 162.3 KB | Display | |
Data in CIF | 8xp3_validation.cif.gz | 273.9 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/xp/8xp3 ftp://data.pdbj.org/pub/pdb/validation_reports/xp/8xp3 | HTTPS FTP |
-Related structure data
Related structure data | 38549MC 8xp2C 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 SgSfJDJC
#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: 123705.344 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: Q6PKG0 |
#37: Protein | Mass: 63563.941 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: Q8N1G4 |
-Protein/peptide / RNA chain / Non-polymers , 3 types, 6 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: 602752.875 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: GenBank: 36162 |
#38: Chemical | ChemComp-ZN / |
-Details
Has ligand of interest | N |
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Has protein modification | N |
-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: LARP1-LRRC47-40S ribosome / Type: RIBOSOME / Details: 40S ribosome with LARP1 and LRRC47 / Entity ID: #1-#37 / 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 |
Specimen support | Grid material: COPPER / Grid mesh size: 300 divisions/in. / Grid type: Quantifoil R1.2/1.3 |
Vitrification | Cryogen name: ETHANE / Humidity: 100 % |
-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: 50 e/Å2 / Film or detector model: FEI FALCON IV (4k x 4k) |
-Processing
EM software |
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CTF correction | Details: Relion / Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||||||||||||||||||
Particle selection | Num. of particles selected: 1906164 | ||||||||||||||||||||||||||||||||||||||||
Symmetry | Point symmetry: C1 (asymmetric) | ||||||||||||||||||||||||||||||||||||||||
3D reconstruction | Resolution: 3.4 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 9897 / Symmetry type: POINT | ||||||||||||||||||||||||||||||||||||||||
Atomic model building | Protocol: RIGID BODY FIT / Space: REAL | ||||||||||||||||||||||||||||||||||||||||
Atomic model building | PDB-ID: 6Z6M Accession code: 6Z6M / Source name: PDB / Type: experimental model |