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- PDB-7ol0: Structure of active transcription elongation complex Pol II-DSIF ... -
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Basic information
Entry | Database: PDB / ID: 7ol0 | |||||||||||||||
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Title | Structure of active transcription elongation complex Pol II-DSIF (SPT5-KOW5) | |||||||||||||||
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![]() | TRANSCRIPTION / Pol II / Super elongation complex / ELL2 / EAF1 | |||||||||||||||
Function / homology | ![]() negative regulation of DNA-templated transcription, elongation / : / DSIF complex / regulation of transcription elongation by RNA polymerase II / Formation of RNA Pol II elongation complex / Formation of the Early Elongation Complex / Transcriptional regulation by small RNAs / RNA Polymerase II Pre-transcription Events / TP53 Regulates Transcription of DNA Repair Genes / FGFR2 alternative splicing ...negative regulation of DNA-templated transcription, elongation / : / DSIF complex / regulation of transcription elongation by RNA polymerase II / Formation of RNA Pol II elongation complex / Formation of the Early Elongation Complex / Transcriptional regulation by small RNAs / RNA Polymerase II Pre-transcription Events / TP53 Regulates Transcription of DNA Repair Genes / FGFR2 alternative splicing / RNA polymerase II transcribes snRNA genes / mRNA Capping / mRNA Splicing - Minor Pathway / Processing of Capped Intron-Containing Pre-mRNA / RNA Polymerase II Promoter Escape / RNA Polymerase II Transcription Pre-Initiation And Promoter Opening / RNA Polymerase II Transcription Initiation / RNA Polymerase II Transcription Elongation / RNA Polymerase II Transcription Initiation And Promoter Clearance / RNA Pol II CTD phosphorylation and interaction with CE / Estrogen-dependent gene expression / Formation of TC-NER Pre-Incision Complex / Dual incision in TC-NER / Gap-filling DNA repair synthesis and ligation in TC-NER / mRNA Splicing - Major Pathway / positive regulation of DNA-templated transcription, elongation / Abortive elongation of HIV-1 transcript in the absence of Tat / transcription elongation-coupled chromatin remodeling / positive regulation of nuclear-transcribed mRNA poly(A) tail shortening / RNA Pol II CTD phosphorylation and interaction with CE during HIV infection / RNA Pol II CTD phosphorylation and interaction with CE / Formation of the Early Elongation Complex / Formation of the HIV-1 Early Elongation Complex / mRNA Capping / organelle membrane / maintenance of transcriptional fidelity during transcription elongation by RNA polymerase II / Pausing and recovery of Tat-mediated HIV elongation / Tat-mediated HIV elongation arrest and recovery / positive regulation of macroautophagy / positive regulation of translational initiation / RNA polymerase II transcribes snRNA genes / HIV elongation arrest and recovery / Pausing and recovery of HIV elongation / Tat-mediated elongation of the HIV-1 transcript / Formation of HIV-1 elongation complex containing HIV-1 Tat / transcription by RNA polymerase III / transcription by RNA polymerase I / RNA polymerase I complex / transcription elongation by RNA polymerase I / Formation of HIV elongation complex in the absence of HIV Tat / RNA polymerase III complex / transcription-coupled nucleotide-excision repair / RNA polymerase II, core complex / tRNA transcription by RNA polymerase III / RNA Polymerase II Transcription Elongation / : / Formation of RNA Pol II elongation complex / translation initiation factor binding / RNA Polymerase II Pre-transcription Events / DNA-directed RNA polymerase activity / TP53 Regulates Transcription of DNA Repair Genes / transcription initiation at RNA polymerase II promoter / transcription elongation by RNA polymerase II / P-body / ribonucleoside binding / : / : / : / fibrillar center / : / : / : / DNA-directed RNA polymerase / single-stranded DNA binding / transcription by RNA polymerase II / nucleic acid binding / chromosome, telomeric region / single-stranded RNA binding / protein dimerization activity / nuclear speck / protein heterodimerization activity / RNA-directed RNA polymerase activity / nucleotide binding / DNA-templated transcription / mRNA binding / chromatin binding / nucleolus / enzyme binding / negative regulation of transcription by RNA polymerase II / positive regulation of transcription by RNA polymerase II / mitochondrion / DNA binding / RNA binding / zinc ion binding / nucleoplasm / nucleus / cytosol Similarity search - Function | |||||||||||||||
Biological species | ![]() ![]() ![]() HIV whole-genome vector AA1305#18 (others) | |||||||||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3 Å | |||||||||||||||
![]() | Chen, Y. / Vos, S.M. / Dienemann, C. / Ninov, M. / Urlaub, H. / Cramer, P. | |||||||||||||||
Funding support | ![]()
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![]() | ![]() Title: Allosteric transcription stimulation by RNA polymerase II super elongation complex. Authors: Ying Chen / Seychelle M Vos / Christian Dienemann / Momchil Ninov / Henning Urlaub / Patrick Cramer / ![]() Abstract: The super elongation complex (SEC) contains the positive transcription elongation factor b (P-TEFb) and the subcomplex ELL2-EAF1, which stimulates RNA polymerase II (RNA Pol II) elongation. Here, we ...The super elongation complex (SEC) contains the positive transcription elongation factor b (P-TEFb) and the subcomplex ELL2-EAF1, which stimulates RNA polymerase II (RNA Pol II) elongation. Here, we report the cryoelectron microscopy (cryo-EM) structure of ELL2-EAF1 bound to a RNA Pol II elongation complex at 2.8 Å resolution. The ELL2-EAF1 dimerization module directly binds the RNA Pol II lobe domain, explaining how SEC delivers P-TEFb to RNA Pol II. The same site on the lobe also binds the initiation factor TFIIF, consistent with SEC binding only after the transition from transcription initiation to elongation. Structure-guided functional analysis shows that the stimulation of RNA elongation requires the dimerization module and the ELL2 linker that tethers the module to the RNA Pol II protrusion. Our results show that SEC stimulates elongation allosterically and indicate that this stimulation involves stabilization of a closed conformation of the RNA Pol II active center cleft. | |||||||||||||||
History |
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Structure visualization
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Structure viewer | Molecule: ![]() ![]() |
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PDBx/mmCIF format | ![]() | 775.7 KB | Display | ![]() |
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PDB format | ![]() | 599.7 KB | Display | ![]() |
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-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 12974MC ![]() 7okxC ![]() 7okyC C: citing same article ( M: map data used to model this data |
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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
-DNA-directed RNA polymerase II subunit ... , 6 types, 6 molecules ACEFGI
#1: Protein | Mass: 217450.078 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#3: Protein | Mass: 31439.074 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#5: Protein | Mass: 24644.318 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#6: Protein | Mass: 14477.001 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#7: Protein | Mass: 19314.283 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#9: Protein | Mass: 14541.221 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
-Protein , 3 types, 3 molecules BKZ
#2: Protein | Mass: 142426.125 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#11: Protein | Mass: 13310.284 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#13: Protein | Mass: 121145.477 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
-RNA polymerase II subunit ... , 2 types, 2 molecules DL
#4: Protein | Mass: 20962.621 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#12: Protein | Mass: 7018.244 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
-DNA-directed RNA polymerases I, II, and III subunit ... , 2 types, 2 molecules HJ
#8: Protein | Mass: 17162.273 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#10: Protein | Mass: 7655.123 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
-RNA chain , 1 types, 1 molecules P
#14: RNA chain | Mass: 15076.017 Da / Num. of mol.: 1 / Source method: obtained synthetically Details: The last nucleotide 47 (A) in the sample was extended to the 3' of the original scaffolding RNA (46-mer) during sample preparation in the presence of ATP. Source: (synth.) HIV whole-genome vector AA1305#18 (others) |
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-DNA chain , 2 types, 2 molecules NT
#15: DNA chain | Mass: 14672.441 Da / Num. of mol.: 1 / Source method: obtained synthetically / Source: (synth.) HIV whole-genome vector AA1305#18 (others) |
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#16: DNA chain | Mass: 14934.580 Da / Num. of mol.: 1 / Source method: obtained synthetically / Source: (synth.) HIV whole-genome vector AA1305#18 (others) |
-Non-polymers , 2 types, 9 molecules 


#17: Chemical | ChemComp-MG / |
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#18: 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 |
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Sample preparation
Component | Name: Transcription elongation complex of RNA polymerase II with elongation factors DSIF (SPT5-KOW5) Type: COMPLEX Details: This is a for map for Pol II-DSIF alone class. In this map, ELL2, EAF1, SPT4 are not visible. For SPT5, only the KOW5 domain is visible. Entity ID: #1-#16 / Source: MULTIPLE SOURCES |
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Molecular weight | Experimental value: NO |
Source (natural) | Organism: ![]() ![]() |
Buffer solution | pH: 7.4 |
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / Humidity: 100 % / Chamber temperature: 277.15 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 |
Image recording | Electron dose: 43.21 e/Å2 / Detector mode: COUNTING / Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) |
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Processing
Software | Name: PHENIX / Version: dev_3942: / Classification: refinement | ||||||||||||||||||||||||
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||
3D reconstruction | Resolution: 3 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 194785 / Symmetry type: POINT | ||||||||||||||||||||||||
Atomic model building | Space: REAL | ||||||||||||||||||||||||
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