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Open data
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Basic information
Entry | Database: PDB / ID: 6ylh | |||||||||||||||||||||||||||
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Title | Rix1-Rea1 pre-60S particle - full composite structure | |||||||||||||||||||||||||||
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![]() | RIBOSOME / pre-60S / Biogenesis / LSU / Large subunit / ribosome assembly | |||||||||||||||||||||||||||
Function / homology | ![]() rixosome complex / protein-RNA complex remodeling / regulation of ribosomal subunit export from nucleus / Hydrolases / pre-replicative complex assembly involved in nuclear cell cycle DNA replication / traversing start control point of mitotic cell cycle / nuclear pre-replicative complex / positive regulation of ATP-dependent activity / maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / regulation of DNA-templated DNA replication initiation ...rixosome complex / protein-RNA complex remodeling / regulation of ribosomal subunit export from nucleus / Hydrolases / pre-replicative complex assembly involved in nuclear cell cycle DNA replication / traversing start control point of mitotic cell cycle / nuclear pre-replicative complex / positive regulation of ATP-dependent activity / maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / regulation of DNA-templated DNA replication initiation / pre-mRNA 5'-splice site binding / maturation of 5.8S rRNA / cleavage in ITS2 between 5.8S rRNA and LSU-rRNA of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / Major pathway of rRNA processing in the nucleolus and cytosol / SRP-dependent cotranslational protein targeting to membrane / GTP hydrolysis and joining of the 60S ribosomal subunit / ribosomal large subunit binding / ATPase activator activity / Nonsense Mediated Decay (NMD) independent of the Exon Junction Complex (EJC) / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) / negative regulation of mRNA splicing, via spliceosome / Formation of a pool of free 40S subunits / preribosome, large subunit precursor / nuclear-transcribed mRNA catabolic process / L13a-mediated translational silencing of Ceruloplasmin expression / translational elongation / ribosomal large subunit export from nucleus / ribosomal subunit export from nucleus / regulation of translational fidelity / protein-RNA complex assembly / maturation of LSU-rRNA / translation initiation factor activity / Neutrophil degranulation / assembly of large subunit precursor of preribosome / maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / cytosolic ribosome assembly / ribosomal large subunit biogenesis / maturation of SSU-rRNA / small-subunit processome / macroautophagy / maintenance of translational fidelity / DNA-templated DNA replication / metallopeptidase activity / rRNA processing / protein transport / ribosome biogenesis / ATPase binding / 5S rRNA binding / ribosomal large subunit assembly / large ribosomal subunit rRNA binding / cytosolic large ribosomal subunit / nucleic acid binding / cytoplasmic translation / negative regulation of translation / rRNA binding / ribosome / structural constituent of ribosome / translation / ribonucleoprotein complex / GTPase activity / mRNA binding / chromatin binding / GTP binding / nucleolus / ATP hydrolysis activity / mitochondrion / proteolysis / RNA binding / zinc ion binding / nucleoplasm / ATP binding / metal ion binding / nucleus / cytosol / cytoplasm Similarity search - Function | |||||||||||||||||||||||||||
Biological species | ![]() ![]() | |||||||||||||||||||||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.1 Å | |||||||||||||||||||||||||||
![]() | Kater, L. / Beckmann, R. | |||||||||||||||||||||||||||
![]() | ![]() Title: Construction of the Central Protuberance and L1 Stalk during 60S Subunit Biogenesis. Authors: Lukas Kater / Valentin Mitterer / Matthias Thoms / Jingdong Cheng / Otto Berninghausen / Roland Beckmann / Ed Hurt / ![]() Abstract: Ribosome assembly is driven by numerous assembly factors, including the Rix1 complex and the AAA ATPase Rea1. These two assembly factors catalyze 60S maturation at two distinct states, triggering ...Ribosome assembly is driven by numerous assembly factors, including the Rix1 complex and the AAA ATPase Rea1. These two assembly factors catalyze 60S maturation at two distinct states, triggering poorly understood large-scale structural transitions that we analyzed by cryo-electron microscopy. Two nuclear pre-60S intermediates were discovered that represent previously unknown states after Rea1-mediated removal of the Ytm1-Erb1 complex and reveal how the L1 stalk develops from a pre-mature nucleolar to a mature-like nucleoplasmic state. A later pre-60S intermediate shows how the central protuberance arises, assisted by the nearby Rix1-Rea1 machinery, which was solved in its pre-ribosomal context to molecular resolution. This revealed a Rix1-Ipi3 tetramer anchored to the pre-60S via Ipi1, strategically positioned to monitor this decisive remodeling. These results are consistent with a general underlying principle that temporarily stabilized immature RNA domains are successively remodeled by assembly factors, thereby ensuring failsafe assembly progression. | |||||||||||||||||||||||||||
History |
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Structure visualization
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Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 4.1 MB | Display | ![]() |
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PDB format | ![]() | Display | ![]() | |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 10839MC ![]() 6yleC ![]() 6ylfC ![]() 6ylgC ![]() 6ylxC ![]() 6ylyC 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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1 |
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Components
-RNA chain , 3 types, 3 molecules 123
#1: RNA chain | Mass: 1097493.875 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#2: RNA chain | Mass: 50682.922 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#3: RNA chain | Mass: 38951.105 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
-Protein , 8 types, 8 molecules 45Istyzv
#4: Protein | Mass: 65290.336 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#5: Protein | Mass: 14460.057 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#14: Protein | Mass: 18546.982 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#50: Protein | Mass: 57798.652 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#51: Protein | Mass: 86755.578 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#54: Protein | Mass: 26476.605 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#55: Protein | Mass: 12435.429 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#56: Protein | Mass: 559951.438 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
+60S ribosomal protein ... , 37 types, 37 molecules ABCDEFGHJLMNOPQRSTUVXYZadefghi...
-Pre-rRNA-processing protein ... , 3 types, 5 molecules Kw067
#16: Protein | Mass: 37928.895 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() | ||
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#57: Protein | Mass: 61836.695 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() #58: Protein | Mass: 86839.844 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
-Ribosome assembly ... , 2 types, 2 molecules Wx
#28: Protein | Mass: 27098.012 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#53: Protein | Mass: 57106.781 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
-Nucleolar GTP-binding protein ... , 2 types, 2 molecules bm
#33: Protein | Mass: 74531.227 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#44: Protein | Mass: 55585.590 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
-Ribosome biogenesis protein ... , 3 types, 3 molecules cru
#34: Protein | Mass: 19322.037 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#49: Protein | Mass: 29786.783 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#52: Protein | Mass: 24027.650 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
-Non-polymers , 3 types, 8 molecules 




#59: Chemical | ChemComp-ZN / #60: Chemical | #61: Chemical | |
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-Details
Has ligand of interest | N |
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Has protein modification | Y |
-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: Rix1-Rea1 pre-60S assembly particle - composite structure of the entire particle Type: RIBOSOME Details: Rix1-TAP Flag-Rea1 derived pre-60S assembly complex Entity ID: #1-#58 / Source: NATURAL |
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Molecular weight | Experimental value: NO |
Source (natural) | Organism: ![]() ![]() |
Buffer solution | pH: 7.5 |
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 R3/3 |
Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / Humidity: 90 % / Chamber temperature: 277 K |
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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: ![]() |
Electron lens | Mode: BRIGHT FIELD |
Specimen holder | Cryogen: NITROGEN / Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
Image recording | Average exposure time: 10 sec. / Electron dose: 75 e/Å2 / Detector mode: COUNTING / Film or detector model: GATAN K2 QUANTUM (4k x 4k) / Num. of grids imaged: 1 |
Image scans | Sampling size: 5 µm / Width: 3838 / Height: 3710 / Movie frames/image: 48 / Used frames/image: 1-48 |
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Processing
EM software |
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CTF correction | Type: NONE | |||||||||||||||||||||||||||||||||||||||||||||||||
Particle selection | Num. of particles selected: 273799 | |||||||||||||||||||||||||||||||||||||||||||||||||
Symmetry | Point symmetry: C1 (asymmetric) | |||||||||||||||||||||||||||||||||||||||||||||||||
3D reconstruction | Resolution: 3.1 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 114398 Details: Resolution of the consensus refined map: 3.1A. Resolutions of the individual rigid bodies after Rigid Body Refinement: 3.0A (60S core); 3.3A (Rix1-subcomplex); 4.2A (Rea1 ring and tail) Symmetry type: POINT | |||||||||||||||||||||||||||||||||||||||||||||||||
Atomic model building | Protocol: RIGID BODY FIT | |||||||||||||||||||||||||||||||||||||||||||||||||
Atomic model building |
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