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Yorodumi- PDB-8rg0: Structure of human eIF3 core from closed 48S translation initiati... -
+Open data
-Basic information
Entry | Database: PDB / ID: 8rg0 | |||||||||
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Title | Structure of human eIF3 core from closed 48S translation initiation complex | |||||||||
Components |
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Keywords | RIBOSOME / TRANSLATION / initiation / 48S / eIF / human / eukaryotic / factor / codon / scanning / open / reading | |||||||||
Function / homology | Function and homology information positive regulation of mRNA binding / viral translational termination-reinitiation / eukaryotic translation initiation factor 3 complex, eIF3e / cap-dependent translational initiation / eukaryotic translation initiation factor 3 complex, eIF3m / translation reinitiation / IRES-dependent viral translational initiation / multi-eIF complex / formation of cytoplasmic translation initiation complex / eukaryotic translation initiation factor 3 complex ...positive regulation of mRNA binding / viral translational termination-reinitiation / eukaryotic translation initiation factor 3 complex, eIF3e / cap-dependent translational initiation / eukaryotic translation initiation factor 3 complex, eIF3m / translation reinitiation / IRES-dependent viral translational initiation / multi-eIF complex / formation of cytoplasmic translation initiation complex / eukaryotic translation initiation factor 3 complex / eukaryotic 43S preinitiation complex / cytoplasmic translational initiation / mRNA cap binding / eukaryotic 48S preinitiation complex / negative regulation of RNA splicing / metal-dependent deubiquitinase activity / regulation of translational initiation / 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 / nuclear-transcribed mRNA catabolic process, nonsense-mediated decay / Ribosomal scanning and start codon recognition / Translation initiation complex formation / SARS-CoV-1 modulates host translation machinery / Peptide chain elongation / Selenocysteine synthesis / Formation of a pool of free 40S subunits / Eukaryotic Translation Termination / Response of EIF2AK4 (GCN2) to amino acid deficiency / SRP-dependent cotranslational protein targeting to membrane / Viral mRNA Translation / 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 / Major pathway of rRNA processing in the nucleolus and cytosol / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) / translation regulator activity / Amplification of signal from unattached kinetochores via a MAD2 inhibitory signal / cytosolic ribosome / Mitotic Prometaphase / laminin binding / EML4 and NUDC in mitotic spindle formation / negative regulation of translational initiation / negative regulation of proteasomal ubiquitin-dependent protein catabolic process / translation initiation factor binding / Resolution of Sister Chromatid Cohesion / translation initiation factor activity / 90S preribosome / erythrocyte differentiation / maturation of SSU-rRNA / small-subunit processome / positive regulation of translation / translational initiation / RHO GTPases Activate Formins / PML body / negative regulation of ERK1 and ERK2 cascade / receptor tyrosine kinase binding / fibrillar center / mRNA 5'-UTR binding / Regulation of expression of SLITs and ROBOs / rRNA processing / Separation of Sister Chromatids / metallopeptidase activity / ribosome biogenesis / ribosome binding / virus receptor activity / ribosomal small subunit biogenesis / ribosomal small subunit assembly / small ribosomal subunit / small ribosomal subunit rRNA binding / SARS-CoV-2 modulates host translation machinery / cytosolic small ribosomal subunit / ubiquitinyl hydrolase 1 / microtubule / cysteine-type deubiquitinase activity / cytoplasmic translation / postsynaptic density / cell differentiation / ribosome / structural constituent of ribosome / ribonucleoprotein complex / cadherin binding / translation / focal adhesion / mRNA binding / synapse / chromatin / nucleolus / negative regulation of apoptotic process / structural molecule activity / negative regulation of transcription by RNA polymerase II / endoplasmic reticulum / proteolysis / DNA binding / RNA binding / zinc ion binding / extracellular exosome / nucleoplasm Similarity search - Function | |||||||||
Biological species | Homo sapiens (human) | |||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.4 Å | |||||||||
Authors | Petrychenko, V. / Yi, S.-H. / Liedtke, D. / Peng, B.Z. / Rodnina, M.V. / Fischer, N. | |||||||||
Funding support | Germany, 2items
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Citation | Journal: Nat.Struct.Mol.Biol. / Year: 2024 Title: Structural basis for translational control by the human 48S initiation complex from codon scanning toward subunit joining Authors: Petrychenko, V. / Yi, S.-H. / Liedtke, D. / Peng, B.Z. / Rodnina, M.V. / Fischer, N. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 8rg0.cif.gz | 831.7 KB | Display | PDBx/mmCIF format |
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PDB format | pdb8rg0.ent.gz | 593.6 KB | Display | PDB format |
PDBx/mmJSON format | 8rg0.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/rg/8rg0 ftp://data.pdbj.org/pub/pdb/validation_reports/rg/8rg0 | HTTPS FTP |
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-Related structure data
Related structure data | 19128 17696 17697 17698 17699 17700 17701 8pj1C 8pj2C 8pj3C 8pj4C 8pj5C 8pj6C C: citing same article (ref.) M: map data used to model this data |
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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
-Eukaryotic translation initiation factor 3 subunit ... , 9 types, 9 molecules 34568uvxy
#1: Protein | Mass: 25083.619 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: Q9UBQ5 |
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#2: Protein | Mass: 37593.645 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: O00303, ubiquitinyl hydrolase 1 |
#3: Protein | Mass: 66803.734 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: Q9Y262 |
#4: Protein | Mass: 42555.832 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: Q7L2H7 |
#6: Protein | Mass: 39979.277 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: O15372 |
#16: Protein | Mass: 166903.781 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: Q14152 |
#17: Protein | Mass: 52281.633 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P60228 |
#18: Protein | Mass: 64060.758 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: O15371 |
#19: Protein | Mass: 105503.945 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: Q99613 |
-RNA chain , 2 types, 2 molecules 7A
#5: RNA chain | Mass: 82412.445 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Production host: Escherichia coli (E. coli) |
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#7: RNA chain | Mass: 603245.500 Da / Num. of mol.: 1 / Source method: isolated from a natural source Details: Only small part of the 18S rRNA is provided with sequence truncated to visualized only parts. Source: (natural) Homo sapiens (human) |
-40S ribosomal protein ... , 8 types, 8 molecules HIMNOPQn
#8: Protein | Mass: 9480.186 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P42677 |
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#9: Protein | Mass: 17259.389 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P62277 |
#10: Protein | Mass: 15578.156 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P08708 |
#11: Protein | Mass: 32883.938 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P08865 |
#12: Protein | Mass: 30002.061 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P61247 |
#13: Protein | Mass: 16302.772 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P62263 |
#14: Protein | Mass: 13047.532 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P62854 |
#15: Protein | Mass: 7855.052 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / References: UniProt: P62857 |
-Non-polymers , 2 types, 2 molecules
#20: Chemical | ChemComp-MG / |
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#21: Chemical | ChemComp-ZN / |
-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 |
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Source (natural) |
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Source (recombinant) | Organism: Escherichia coli (E. coli) | ||||||||||||||||||||||||||||||||||||||||
Buffer solution | pH: 7.5 | ||||||||||||||||||||||||||||||||||||||||
Buffer component |
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Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES | ||||||||||||||||||||||||||||||||||||||||
Vitrification | Instrument: HOMEMADE PLUNGER / Cryogen name: ETHANE / Humidity: 100 % / Chamber temperature: 277 K / Details: Manual blotting & plunge-freezing |
-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: SPOT SCAN |
Electron lens | Mode: BRIGHT FIELD / Nominal magnification: 59000 X / Nominal defocus max: 2500 nm / Nominal defocus min: 200 nm / Cs: 0.01 mm |
Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
Image recording | Average exposure time: 1.5 sec. / Electron dose: 45 e/Å2 / Detector mode: INTEGRATING / Film or detector model: FEI FALCON III (4k x 4k) |
EM imaging optics | Spherical aberration corrector: Electron-optical aberrations were corrected using a CETCOR Cs-corrector (CEOS, Heidelberg) aligned with the CETCORPLUS 4.6.9 software package (CEOS, Heidelberg). |
-Processing
EM software |
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||
Symmetry | Point symmetry: C1 (asymmetric) | ||||||||||||
3D reconstruction | Resolution: 3.4 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 356632 / Symmetry type: POINT | ||||||||||||
Atomic model building | Space: REAL |