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- PDB-8urx: Escherichia coli transcription-translation coupled complex class ... -
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Open data
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Basic information
Entry | Database: PDB / ID: 8urx | ||||||
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Title | Escherichia coli transcription-translation coupled complex class B (TTC-B) containing RfaH bound to ops signal, mRNA with a 30 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome | ||||||
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![]() | TRANSCRIPTION / translation / RfaH / gene expression / regulation / ops / ribosome / coupling | ||||||
Function / homology | ![]() transcription antitermination factor activity, DNA binding / negative regulation of cytoplasmic translational initiation / transcription elongation-coupled chromatin remodeling / RNA polymerase complex / submerged biofilm formation / stringent response / cellular response to cell envelope stress / cytosolic DNA-directed RNA polymerase complex / regulation of DNA-templated transcription initiation / bacterial-type flagellum assembly ...transcription antitermination factor activity, DNA binding / negative regulation of cytoplasmic translational initiation / transcription elongation-coupled chromatin remodeling / RNA polymerase complex / submerged biofilm formation / stringent response / cellular response to cell envelope stress / cytosolic DNA-directed RNA polymerase complex / regulation of DNA-templated transcription initiation / bacterial-type flagellum assembly / misfolded RNA binding / Group I intron splicing / RNA folding / bacterial-type flagellum-dependent cell motility / positive regulation of ribosome biogenesis / nitrate assimilation / translational termination / DnaA-L2 complex / negative regulation of translational initiation / negative regulation of DNA-templated DNA replication initiation / translational initiation / ribosome assembly / mRNA regulatory element binding translation repressor activity / positive regulation of RNA splicing / assembly of large subunit precursor of preribosome / transcription elongation factor complex / cytosolic ribosome assembly / regulation of DNA-templated transcription elongation / transcription antitermination / DNA-templated transcription initiation / regulation of cell growth / cell motility / DNA-templated transcription termination / maintenance of translational fidelity / ribosomal large subunit assembly / ribonucleoside binding / mRNA 5'-UTR binding / DNA-directed 5'-3' RNA polymerase activity / DNA-directed RNA polymerase / large ribosomal subunit / ribosome binding / ribosomal small subunit biogenesis / ribosomal small subunit assembly / small ribosomal subunit / small ribosomal subunit rRNA binding / transferase activity / 5S rRNA binding / large ribosomal subunit rRNA binding / response to heat / protein-containing complex assembly / cytosolic small ribosomal subunit / intracellular iron ion homeostasis / cytosolic large ribosomal subunit / tRNA binding / cytoplasmic translation / rRNA binding / protein dimerization activity / negative regulation of translation / ribosome / structural constituent of ribosome / ribonucleoprotein complex / translation / response to antibiotic / mRNA binding / magnesium ion binding / DNA binding / RNA binding / zinc ion binding / membrane / cytoplasm / cytosol Similarity search - Function | ||||||
Biological species | ![]() ![]() synthetic construct (others) | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 6.6 Å | ||||||
![]() | Molodtsov, V. / Wang, C. / Ebright, R.H. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Escherichia coli transcription-translation coupled complex class A (TTC-A) containing RfaH bound to ops signal, mRNA with a 21 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Authors: Molodtsov, V. / Wang, C. / Zhang, J. / Kaelber, J.T. / Blaha, G. / Ebright, R.H. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 5.7 MB | Display | ![]() |
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PDB format | ![]() | Display | ![]() | |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 2 MB | Display | ![]() |
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Full document | ![]() | 2.1 MB | Display | |
Data in XML | ![]() | 286 KB | Display | |
Data in CIF | ![]() | 502.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 42503MC ![]() 8upoC ![]() 8uprC ![]() 8uqlC ![]() 8uqmC ![]() 8uqpC ![]() 8ur0C ![]() 8urhC ![]() 8uriC M: map data used to model this data C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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1 |
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Components
-Protein , 2 types, 2 molecules 0AB
#1: Protein | Mass: 11586.374 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() |
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#12: Protein | Mass: 18364.217 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() |
+50S ribosomal protein ... , 31 types, 31 molecules 12349YZbcefghijklmnopqrstuvwxyz
-DNA chain , 2 types, 2 molecules 56
#6: DNA chain | Mass: 11786.552 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) synthetic construct (others) / Production host: synthetic construct (others) |
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#7: DNA chain | Mass: 11534.374 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) synthetic construct (others) / Production host: synthetic construct (others) |
-RNA chain , 5 types, 6 molecules 7ABDad
#8: RNA chain | Mass: 14749.310 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) synthetic construct (others) / Production host: synthetic construct (others) | ||||||
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#10: RNA chain | Mass: 24496.617 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #17: RNA chain | | Mass: 499690.031 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #40: RNA chain | | Mass: 941635.438 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #43: RNA chain | | Mass: 38790.090 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() |
-DNA-directed RNA polymerase subunit ... , 4 types, 5 molecules AAACADAEAF
#11: Protein | Mass: 150820.875 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Gene: rpoB, groN, nitB, rif, ron, stl, stv, tabD, b3987, JW3950 Production host: ![]() ![]() | ||||
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#13: Protein | Mass: 36558.680 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #14: Protein | | Mass: 155366.781 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #15: Protein | | Mass: 10249.547 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() |
+30S ribosomal protein ... , 21 types, 21 molecules CEFGHIJKLMNOPQRSTUVWX
-Non-polymers , 2 types, 3 molecules ![](data/chem/img/MG.gif)
![](data/chem/img/ZN.gif)
![](data/chem/img/ZN.gif)
#66: Chemical | ChemComp-MG / |
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#67: Chemical |
-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: Escherichia coli transcription-translation coupled complex class B (TTC-B) containing RfaH bound to ops signal, mRNA with a 30 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Type: COMPLEX / Entity ID: #1-#65 / Source: RECOMBINANT |
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Molecular weight | Experimental value: NO |
Source (natural) | Organism: ![]() ![]() |
Source (recombinant) | Organism: ![]() ![]() |
Buffer solution | pH: 7.5 |
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: Talos Arctica / Image courtesy: FEI Company |
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Microscopy | Model: FEI TALOS ARCTICA |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 2500 nm / Nominal defocus min: 1250 nm |
Image recording | Electron dose: 28 e/Å2 / Film or detector model: GATAN K2 SUMMIT (4k x 4k) |
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Processing
CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION |
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3D reconstruction | Resolution: 6.6 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 2632 / Symmetry type: POINT |