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Yorodumi- PDB-7zsa: Yeast RNA polymerase II transcription pre-initiation complex with... -
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Open data
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Basic information
| Entry | Database: PDB / ID: 7zsa | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Title | Yeast RNA polymerase II transcription pre-initiation complex with the +1 nucleosome and NTP (complex B) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components |
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Keywords | TRANSCRIPTION / PIC / nucleosome / TF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Function / homology | Function and homology informationregulation of mitotic recombination / TFIIA-class transcription factor complex binding / transcription open complex formation at RNA polymerase II promoter / RNA polymerase III transcription regulatory region sequence-specific DNA binding / RNA polymerase III preinitiation complex assembly / phosphatidylinositol-5-phosphate binding / RNA polymerase II promoter clearance / RNA polymerase I general transcription initiation factor binding / positive regulation of mitotic recombination / transcription factor TFIIE complex ...regulation of mitotic recombination / TFIIA-class transcription factor complex binding / transcription open complex formation at RNA polymerase II promoter / RNA polymerase III transcription regulatory region sequence-specific DNA binding / RNA polymerase III preinitiation complex assembly / phosphatidylinositol-5-phosphate binding / RNA polymerase II promoter clearance / RNA polymerase I general transcription initiation factor binding / positive regulation of mitotic recombination / transcription factor TFIIE complex / nucleotide-excision repair factor 3 complex / nucleotide-excision repair, preincision complex assembly / DNA translocase activity / TFIIF-class transcription factor complex binding / transcription factor TFIIK complex / transcriptional start site selection at RNA polymerase II promoter / transcription factor TFIIF complex / RPB4-RPB7 complex / phosphatidylinositol-3-phosphate binding / transcription factor TFIIIB complex / transcription factor TFIIA complex / RNA polymerase I preinitiation complex assembly / transcription factor TFIIH core complex / transcription factor TFIIH holo complex / cyclin-dependent protein serine/threonine kinase activator activity / DNA 5'-3' helicase / DNA binding, bending / transcription preinitiation complex / poly(A)+ mRNA export from nucleus / nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay / RNA Polymerase I Transcription Initiation / transcription factor TFIID complex / Processing of Capped Intron-Containing Pre-mRNA / RNA Polymerase III Transcription Initiation From Type 1 Promoter / RNA Polymerase III Transcription Initiation From Type 2 Promoter / RNA polymerase II general transcription initiation factor activity / RNA Pol II CTD phosphorylation and interaction with CE / Formation of the Early Elongation Complex / mRNA Capping / Formation of TC-NER Pre-Incision Complex / Estrogen-dependent gene expression / RNA Polymerase I Promoter Escape / RNA polymerase II transcribes snRNA genes / TP53 Regulates Transcription of DNA Repair Genes / RNA Polymerase II Promoter Escape / RNA Polymerase II Transcription Pre-Initiation And Promoter Opening / RNA Polymerase II Transcription Initiation / RNA Polymerase II Transcription Initiation And Promoter Clearance / RNA Polymerase II Pre-transcription Events / ATPase activator activity / RNA-templated transcription / 5'-3' DNA helicase activity / positive regulation of nuclear-transcribed mRNA poly(A) tail shortening / Gap-filling DNA repair synthesis and ligation in TC-NER / RNA polymerase II complex binding / termination of RNA polymerase II transcription / DNA 3'-5' helicase / protein phosphatase activator activity / termination of RNA polymerase I transcription / Dual incision in TC-NER / positive regulation of transcription initiation by RNA polymerase II / maintenance of transcriptional fidelity during transcription elongation by RNA polymerase II / positive regulation of translational initiation / nucleolar large rRNA transcription by RNA polymerase I / transcription initiation at RNA polymerase I promoter / transcription by RNA polymerase III / nuclear-transcribed mRNA catabolic process / ATP-dependent activity, acting on DNA / 3'-5' DNA helicase activity / RNA polymerase II core promoter sequence-specific DNA binding / RNA polymerase II preinitiation complex assembly / termination of RNA polymerase III transcription / transcription initiation at RNA polymerase III promoter / RNA polymerase I complex / RNA polymerase III complex / transcription elongation by RNA polymerase I / RNA polymerase II, core complex / tRNA transcription by RNA polymerase III / transcription by RNA polymerase I / proteasome storage granule / transcription-coupled nucleotide-excision repair / translesion synthesis / translation initiation factor binding / TBP-class protein binding / DNA-templated transcription elongation / positive regulation of transcription elongation by RNA polymerase II / DNA-templated transcription initiation / P-body / transcription initiation at RNA polymerase II promoter / nucleotide-excision repair / transcription elongation by RNA polymerase II / mRNA transcription by RNA polymerase II / transcription by RNA polymerase II / ribonucleoside binding / nucleosomal DNA binding / disordered domain specific binding / DNA-directed RNA polymerase / cytoplasmic stress granule / innate immune response in mucosa / 4 iron, 4 sulfur cluster binding Similarity search - Function | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Biological species | ![]() synthetic construct (others) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 4 Å | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Authors | Wang, H. / Cramer, P. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Funding support | European Union, Germany, 2items
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Citation | Journal: Nat Struct Mol Biol / Year: 2023Title: Structures of transcription preinitiation complex engaged with the +1 nucleosome. Authors: Haibo Wang / Sandra Schilbach / Momchil Ninov / Henning Urlaub / Patrick Cramer / ![]() Abstract: The preinitiation complex (PIC) assembles on promoters of protein-coding genes to position RNA polymerase II (Pol II) for transcription initiation. Previous structural studies revealed the PIC on ...The preinitiation complex (PIC) assembles on promoters of protein-coding genes to position RNA polymerase II (Pol II) for transcription initiation. Previous structural studies revealed the PIC on different promoters, but did not address how the PIC assembles within chromatin. In the yeast Saccharomyces cerevisiae, PIC assembly occurs adjacent to the +1 nucleosome that is located downstream of the core promoter. Here we present cryo-EM structures of the yeast PIC bound to promoter DNA and the +1 nucleosome located at three different positions. The general transcription factor TFIIH engages with the incoming downstream nucleosome and its translocase subunit Ssl2 (XPB in human TFIIH) drives the rotation of the +1 nucleosome leading to partial detachment of nucleosomal DNA and intimate interactions between TFIIH and the nucleosome. The structures provide insights into how transcription initiation can be influenced by the +1 nucleosome and may explain why the transcription start site is often located roughly 60 base pairs upstream of the dyad of the +1 nucleosome in yeast. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 7zsa.cif.gz | 1.9 MB | Display | PDBx/mmCIF format |
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| PDB format | pdb7zsa.ent.gz | 1.5 MB | Display | PDB format |
| PDBx/mmJSON format | 7zsa.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/zs/7zsa ftp://data.pdbj.org/pub/pdb/validation_reports/zs/7zsa | HTTPS FTP |
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-Related structure data
| Related structure data | ![]() 14928MC ![]() 7zs9C ![]() 7zsbC M: map data used to model this data C: citing same article ( |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
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Assembly
| Deposited unit | ![]()
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Components
+DNA-directed RNA polymerase II subunit ... , 7 types, 7 molecules ABCDGIK
+DNA-directed RNA polymerases I, II, and III subunit ... , 5 types, 5 molecules EFHJL
+Protein , 7 types, 11 molecules MO3aebfcgdh
+DNA chain , 2 types, 2 molecules NT
+Transcription initiation factor IIF subunit ... , 2 types, 2 molecules QR
+Transcription initiation factor IIA ... , 2 types, 2 molecules UV
+Transcription initiation factor IIE subunit ... , 2 types, 2 molecules WX
+General transcription and DNA repair factor IIH helicase subunit ... , 2 types, 2 molecules 07
+General transcription and DNA repair factor IIH subunit ... , 5 types, 5 molecules 12456
+Non-polymers , 3 types, 19 molecules 




+Details
-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: Yeast RNA polymerase II transcription pre-initiation complex with the +1 nucleosome and NTP Type: COMPLEX / Entity ID: #1-#34 / Source: MULTIPLE SOURCES |
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| Molecular weight | Value: 1.2 MDa / Experimental value: NO |
| Source (natural) | Organism: ![]() |
| Source (recombinant) | Organism: ![]() |
| Buffer solution | pH: 7.5 |
| Specimen | Conc.: 0.2 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
| Specimen support | Grid material: GOLD / Grid type: UltrAuFoil R2/2 |
| Vitrification | Cryogen name: ETHANE |
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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: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM |
| Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 2000 nm / Nominal defocus min: 800 nm |
| Image recording | Electron dose: 41 e/Å2 / Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) |
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Processing
| Software | Name: PHENIX / Version: 1.19.2_4158: / Classification: refinement | ||||||||||||||||||||||||
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| EM software | Name: PHENIX / Category: model refinement | ||||||||||||||||||||||||
| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||
| 3D reconstruction | Resolution: 4 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 142136 / Symmetry type: POINT | ||||||||||||||||||||||||
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Germany, 2items
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Trichoplusia ni (cabbage looper)
FIELD EMISSION GUN