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Yorodumi- EMDB-3850: STRUCTURE OF YEAST TRANSCRIPTION PRE-INITIATION COMPLEX WITH TFII... -
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Open data
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Basic information
| Entry | Database: EMDB / ID: EMD-3850 | |||||||||||||||
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| Title | STRUCTURE OF YEAST TRANSCRIPTION PRE-INITIATION COMPLEX WITH TFIIH AND CORE MEDIATOR | |||||||||||||||
Map data | Transcription initiation complex including Pol II, TBP, the transcription factors TFIIA, -B, -E, -F and -H and core Mediator | |||||||||||||||
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Keywords | transcription initiation / TRANSCRIPTION / macromolecular complex | |||||||||||||||
| Function / homology | Function and homology informationmeiotic gene conversion / regulation of mitotic recombination / RNA polymerase II complex recruiting activity / transcription open complex formation at RNA polymerase II promoter / TFIIA-class transcription factor complex binding / RNA polymerase III transcription regulatory region sequence-specific DNA binding / TFIIH-class transcription factor complex binding / RNA polymerase III preinitiation complex assembly / phosphatidylinositol-5-phosphate binding / RNA polymerase II promoter clearance ...meiotic gene conversion / regulation of mitotic recombination / RNA polymerase II complex recruiting activity / transcription open complex formation at RNA polymerase II promoter / TFIIA-class transcription factor complex binding / RNA polymerase III transcription regulatory region sequence-specific DNA binding / TFIIH-class transcription factor complex binding / RNA polymerase III preinitiation complex assembly / phosphatidylinositol-5-phosphate binding / RNA polymerase II promoter clearance / transcription factor TFIIIB complex / positive regulation of mitotic recombination / RNA polymerase I general transcription initiation factor binding / core mediator complex / transcription factor TFIIE complex / nucleotide-excision repair factor 3 complex / nucleotide-excision repair, preincision complex assembly / DNA translocase activity / negative regulation of ribosomal protein gene transcription by RNA polymerase II / regulation of transcription by RNA polymerase III / TFIIF-class transcription factor complex binding / transcription factor TFIIK complex / transcriptional start site selection at RNA polymerase II promoter / RPB4-RPB7 complex / transcription factor TFIIF complex / mediator complex / DNA 5'-3' helicase / phosphatidylinositol-3-phosphate binding / 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 / nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay / DNA binding, bending / RNA Polymerase I Transcription Initiation / transcription preinitiation complex / Processing of Capped Intron-Containing Pre-mRNA / RNA Polymerase III Transcription Initiation From Type 2 Promoter / poly(A)+ mRNA export from nucleus / RNA Pol II CTD phosphorylation and interaction with CE / Formation of the Early Elongation Complex / mRNA Capping / RNA polymerase II transcribes snRNA genes / DNA 3'-5' helicase / termination of RNA polymerase II transcription / 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 general transcription initiation factor activity / termination of RNA polymerase III transcription / transcription factor TFIID complex / RNA Polymerase II Pre-transcription Events / RNA-templated transcription / 3'-5' DNA helicase activity / positive regulation of nuclear-transcribed mRNA poly(A) tail shortening / Formation of TC-NER Pre-Incision Complex / transcription initiation at RNA polymerase III promoter / RNA Polymerase I Promoter Escape / termination of RNA polymerase I transcription / nucleolar large rRNA transcription by RNA polymerase I / Gap-filling DNA repair synthesis and ligation in TC-NER / transcription initiation at RNA polymerase I promoter / RNA polymerase II complex binding / TFIID-class transcription factor complex binding / ATPase activator activity / Estrogen-dependent gene expression / TFIIB-class transcription factor binding / maintenance of transcriptional fidelity during transcription elongation by RNA polymerase II / nuclear-transcribed mRNA catabolic process / transcription by RNA polymerase III / positive regulation of translational initiation / Dual incision in TC-NER / protein phosphatase activator activity / positive regulation of transcription initiation by RNA polymerase II / ATP-dependent activity, acting on DNA / translesion synthesis / RNA polymerase I complex / transcription elongation by RNA polymerase I / RNA polymerase III complex / RNA polymerase II core promoter sequence-specific DNA binding / cellular response to nutrient levels / RNA polymerase II, core complex / tRNA transcription by RNA polymerase III / RNA polymerase II preinitiation complex assembly / transcription by RNA polymerase I / translation initiation factor binding / transcription-coupled nucleotide-excision repair / DNA helicase activity / TBP-class protein binding / transcription coregulator activity / nucleotide-excision repair / transcription initiation at RNA polymerase II promoter / transcription elongation by RNA polymerase II / P-body / DNA-templated transcription initiation / positive regulation of transcription elongation by RNA polymerase II / ribonucleoside binding Similarity search - Function | |||||||||||||||
| Biological species | ![]() ![]() | |||||||||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 5.8 Å | |||||||||||||||
Authors | Schilbach S / Hantsche M / Tegunov D / Dienemann C / Wigge C / Urlaub H / Cramer P | |||||||||||||||
| Funding support | Germany, 4 items
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Citation | Journal: Nature / Year: 2017Title: Structures of transcription pre-initiation complex with TFIIH and Mediator. Authors: S Schilbach / M Hantsche / D Tegunov / C Dienemann / C Wigge / H Urlaub / P Cramer / ![]() Abstract: For the initiation of transcription, RNA polymerase II (Pol II) assembles with general transcription factors on promoter DNA to form the pre-initiation complex (PIC). Here we report cryo-electron ...For the initiation of transcription, RNA polymerase II (Pol II) assembles with general transcription factors on promoter DNA to form the pre-initiation complex (PIC). Here we report cryo-electron microscopy structures of the Saccharomyces cerevisiae PIC and PIC-core Mediator complex at nominal resolutions of 4.7 Å and 5.8 Å, respectively. The structures reveal transcription factor IIH (TFIIH), and suggest how the core and kinase TFIIH modules function in the opening of promoter DNA and the phosphorylation of Pol II, respectively. The TFIIH core subunit Ssl2 (a homologue of human XPB) is positioned on downstream DNA by the 'E-bridge' helix in TFIIE, consistent with TFIIE-stimulated DNA opening. The TFIIH kinase module subunit Tfb3 (MAT1 in human) anchors the kinase Kin28 (CDK7), which is mobile in the PIC but preferentially located between the Mediator hook and shoulder in the PIC-core Mediator complex. Open spaces between the Mediator head and middle modules may allow access of the kinase to its substrate, the C-terminal domain of Pol II. | |||||||||||||||
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Structure visualization
| Movie |
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| Structure viewer | EM map: SurfView Molmil Jmol/JSmol |
| Supplemental images |
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Downloads & links
-EMDB archive
| Map data | emd_3850.map.gz | 149.6 MB | EMDB map data format | |
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| Header (meta data) | emd-3850-v30.xml emd-3850.xml | 89.6 KB 89.6 KB | Display Display | EMDB header |
| Images | emd_3850.png | 193.9 KB | ||
| Filedesc metadata | emd-3850.cif.gz | 19.6 KB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-3850 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-3850 | HTTPS FTP |
-Validation report
| Summary document | emd_3850_validation.pdf.gz | 226.7 KB | Display | EMDB validaton report |
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| Full document | emd_3850_full_validation.pdf.gz | 225.9 KB | Display | |
| Data in XML | emd_3850_validation.xml.gz | 6.8 KB | Display | |
| Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-3850 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-3850 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 5oqmMC ![]() 3846C ![]() 5oqjC M: atomic model generated by this map C: citing same article ( |
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| Similar structure data |
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Links
| EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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| Related items in Molecule of the Month |
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Map
| File | Download / File: emd_3850.map.gz / Format: CCP4 / Size: 163.6 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Annotation | Transcription initiation complex including Pol II, TBP, the transcription factors TFIIA, -B, -E, -F and -H and core Mediator | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 1.37 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
CCP4 map header:
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-Supplemental data
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Sample components
+Entire : Pre-Initiation Complex with core Mediator (PIC-cMed)
+Supramolecule #1: Pre-Initiation Complex with core Mediator (PIC-cMed)
+Supramolecule #2: DNA-directed RNA polymerase
+Supramolecule #3: RNA polymerase II transcription factor B
+Supramolecule #4: Mediator of RNA polymerase II transcription
+Supramolecule #5: DNA
+Macromolecule #1: DNA-directed RNA polymerase II subunit RPB1
+Macromolecule #2: DNA-directed RNA polymerase II subunit RPB2
+Macromolecule #3: DNA-directed RNA polymerase II subunit RPB3
+Macromolecule #4: DNA-directed RNA polymerase II subunit RPB4
+Macromolecule #5: DNA-directed RNA polymerases I, II, and III subunit RPABC1
+Macromolecule #6: DNA-directed RNA polymerases I, II, and III subunit RPABC2
+Macromolecule #7: DNA-directed RNA polymerase II subunit RPB7
+Macromolecule #8: DNA-directed RNA polymerases I, II, and III subunit RPABC3
+Macromolecule #9: DNA-directed RNA polymerase II subunit RPB9
+Macromolecule #10: DNA-directed RNA polymerases I, II, and III subunit RPABC5
+Macromolecule #11: DNA-directed RNA polymerase II subunit RPB11
+Macromolecule #12: DNA-directed RNA polymerases I, II, and III subunit RPABC4
+Macromolecule #13: Transcription initiation factor IIB
+Macromolecule #15: TATA-box-binding protein
+Macromolecule #16: Transcription initiation factor IIF subunit alpha
+Macromolecule #17: Transcription initiation factor IIF subunit beta
+Macromolecule #19: Transcription initiation factor IIA large subunit
+Macromolecule #20: Transcription initiation factor IIA subunit 2
+Macromolecule #21: Transcription factor TFIIE subunit
+Macromolecule #22: Transcription initiation factor IIE subunit beta
+Macromolecule #23: General transcription and DNA repair factor IIH helicase subunit XPD
+Macromolecule #24: General transcription and DNA repair factor IIH subunit TFB1
+Macromolecule #25: General transcription and DNA repair factor IIH subunit TFB2
+Macromolecule #26: RNA polymerase II transcription factor B subunit 3
+Macromolecule #27: General transcription and DNA repair factor IIH subunit TFB4
+Macromolecule #28: General transcription and DNA repair factor IIH subunit TFB5
+Macromolecule #29: General transcription and DNA repair factor IIH subunit SSL1
+Macromolecule #30: General transcription and DNA repair factor IIH helicase subunit XPB
+Macromolecule #31: Unknown protein
+Macromolecule #32: Mediator of RNA polymerase II transcription subunit 6
+Macromolecule #33: Mediator of RNA polymerase II transcription subunit 8
+Macromolecule #34: Mediator of RNA polymerase II transcription subunit 11
+Macromolecule #35: Mediator of RNA polymerase II transcription subunit 17
+Macromolecule #36: Mediator of RNA polymerase II transcription subunit 18
+Macromolecule #37: Mediator of RNA polymerase II transcription subunit 20
+Macromolecule #38: Mediator of RNA polymerase II transcription subunit 22
+Macromolecule #39: Mediator of RNA polymerase II transcription subunit 4
+Macromolecule #40: Mediator of RNA polymerase II transcription subunit 7
+Macromolecule #41: Mediator of RNA polymerase II transcription subunit 9
+Macromolecule #42: Mediator of RNA polymerase II transcription subunit 10
+Macromolecule #43: Mediator of RNA polymerase II transcription subunit 14
+Macromolecule #44: Mediator of RNA polymerase II transcription subunit 19
+Macromolecule #45: Mediator of RNA polymerase II transcription subunit 21
+Macromolecule #46: Mediator of RNA polymerase II transcription subunit 31,Mediator o...
+Macromolecule #14: NONTEMPLATE DNA
+Macromolecule #18: TEMPLATE DNA
+Macromolecule #47: ZINC ION
+Macromolecule #48: MAGNESIUM ION
+Macromolecule #49: IRON/SULFUR CLUSTER
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Concentration | 0.70 mg/mL |
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| Buffer | pH: 7.6 |
| Grid | Model: Quantifoil R1.2/1.3 / Material: GOLD / Pretreatment - Type: GLOW DISCHARGE Details: QUANTIFOIL HOLEY GOLD GRIDS WERE GLOW-DISCHARGED BEFORE DEPOSITION OF SAMPLE. |
| Vitrification | Cryogen name: ETHANE / Instrument: FEI VITROBOT MARK IV Details: Grids were blotted for 8 s and plunge-frozen in liquid ethane.. |
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Electron microscopy
| Microscope | FEI TITAN KRIOS |
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| Image recording | Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Detector mode: COUNTING / Number grids imaged: 3 / Number real images: 13000 / Average exposure time: 10.0 sec. / Average electron dose: 42.0 e/Å2 |
| Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 5.0 µm / Nominal defocus min: 0.5 µm / Nominal magnification: 105000 |
| Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Image processing
| Startup model | Type of model: EMDB MAP |
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| Final reconstruction | Applied symmetry - Point group: C1 (asymmetric) / Resolution.type: BY AUTHOR / Resolution: 5.8 Å / Resolution method: FSC 0.143 CUT-OFF / Number images used: 16000 |
| Initial angle assignment | Type: PROJECTION MATCHING / Software - Name: RELION (ver. 2.0.4) |
| Final angle assignment | Type: PROJECTION MATCHING / Software - Name: RELION (ver. 2.0.4) |
-Atomic model buiding 1
| Refinement | Space: REAL / Protocol: OTHER |
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| Output model | ![]() PDB-5oqm: |
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Keywords
Authors
Germany, 4 items
Citation
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Trichoplusia ni (cabbage looper)

