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Yorodumi- EMDB-38717: RNA polymerase II elongation complex with downstream nucleosome e... -
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Basic information
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| Title | RNA polymerase II elongation complex with downstream nucleosome extracted from human nuclei | |||||||||||||||||||||||||||||||||
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Keywords | RNA polymerase / complex / nucleus / nucleosome / TRANSCRIPTION-DNA-RNA COMPLEX | |||||||||||||||||||||||||||||||||
| Function / homology | Function and homology informationmicrofibril binding / RNA Polymerase III Chain Elongation / RNA Polymerase III Transcription Termination / regulation of transcription by RNA polymerase I / RNA Polymerase III Transcription Initiation From Type 1 Promoter / RNA Polymerase III Transcription Initiation From Type 2 Promoter / RNA Polymerase III Transcription Initiation From Type 3 Promoter / RNA Polymerase III Abortive And Retractive Initiation / Cytosolic sensors of pathogen-associated DNA / Abortive elongation of HIV-1 transcript in the absence of Tat ...microfibril binding / RNA Polymerase III Chain Elongation / RNA Polymerase III Transcription Termination / regulation of transcription by RNA polymerase I / RNA Polymerase III Transcription Initiation From Type 1 Promoter / RNA Polymerase III Transcription Initiation From Type 2 Promoter / RNA Polymerase III Transcription Initiation From Type 3 Promoter / RNA Polymerase III Abortive And Retractive Initiation / Cytosolic sensors of pathogen-associated DNA / Abortive elongation of HIV-1 transcript in the absence of Tat / FGFR2 alternative splicing / RNA Polymerase I Transcription Termination / Viral Messenger RNA Synthesis / Signaling by FGFR2 IIIa TM / MicroRNA (miRNA) biogenesis / RNA Pol II CTD phosphorylation and interaction with CE during HIV infection / RNA Pol II CTD phosphorylation and interaction with CE / LRR domain binding / Formation of the Early Elongation Complex / Formation of the HIV-1 Early Elongation Complex / mRNA Capping / HIV Transcription Initiation / RNA Polymerase II HIV Promoter Escape / Transcription of the HIV genome / 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 / Processing of Capped Intron-Containing Pre-mRNA / PIWI-interacting RNA (piRNA) biogenesis / mRNA Splicing - Minor Pathway / positive regulation of nuclear-transcribed mRNA poly(A) tail shortening / RNA Polymerase I Transcription Initiation / termination of RNA polymerase II transcription / RNA polymerase II transcribes snRNA genes / Pausing and recovery of Tat-mediated HIV elongation / Tat-mediated HIV elongation arrest and recovery / DNA-templated transcription termination / HIV elongation arrest and recovery / Pausing and recovery of HIV elongation / termination of RNA polymerase I transcription / 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 / negative regulation of tumor necrosis factor-mediated signaling pathway / Tat-mediated elongation of the HIV-1 transcript / Formation of HIV-1 elongation complex containing HIV-1 Tat / Formation of HIV elongation complex in the absence of HIV Tat / termination of RNA polymerase III transcription / transcription initiation at RNA polymerase III promoter / RNA Polymerase II Transcription Elongation / RNA polymerase I complex / RNA polymerase III complex / Formation of RNA Pol II elongation complex / transcription elongation by RNA polymerase I / negative regulation of megakaryocyte differentiation / RNA polymerase II, core complex / tRNA transcription by RNA polymerase III / protein localization to CENP-A containing chromatin / transcription by RNA polymerase I / Chromatin modifying enzymes / Replacement of protamines by nucleosomes in the male pronucleus / CENP-A containing nucleosome / RNA Polymerase II Pre-transcription Events / mRNA Splicing - Major Pathway / Packaging Of Telomere Ends / transcription-coupled nucleotide-excision repair / Recognition and association of DNA glycosylase with site containing an affected purine / Cleavage of the damaged purine / translation initiation factor binding / telomere organization / ChAHP complex assembly / Interleukin-7 signaling / Deposition of new CENPA-containing nucleosomes at the centromere / Recognition and association of DNA glycosylase with site containing an affected pyrimidine / Cleavage of the damaged pyrimidine / RNA Polymerase I Promoter Opening / positive regulation of RNA splicing / Inhibition of DNA recombination at telomere / Assembly of the ORC complex at the origin of replication / FXIIa activates plasma kallikrein-kinin system / SUMOylation of chromatin organization proteins / DNA-templated transcription elongation / Regulation of endogenous retroelements by the Human Silencing Hub (HUSH) complex / Meiotic synapsis / DNA methylation / Condensation of Prophase Chromosomes / Chromatin modifications during the maternal to zygotic transition (MZT) / HCMV Late Events / SIRT1 negatively regulates rRNA expression / NuRD complex assembly / ERCC6 (CSB) and EHMT2 (G9a) positively regulate rRNA expression / Interaction of NuRD complexes with transcription factors / PRC2 methylates histones and DNA / Regulation of endogenous retroelements by KRAB-ZFP proteins / TP53 Regulates Transcription of DNA Repair Genes / Defective pyroptosis Similarity search - Function | |||||||||||||||||||||||||||||||||
| Biological species | Homo sapiens (human) | |||||||||||||||||||||||||||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 4.1 Å | |||||||||||||||||||||||||||||||||
Authors | Kujirai T / Kato J / Yamamoto K / Hirai S / Negishi L / Ogasawara M / Takizawa Y / Kurumizaka H | |||||||||||||||||||||||||||||||||
| Funding support | Japan, 10 items
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Citation | Journal: Nat Commun / Year: 2025Title: Multiple structures of RNA polymerase II isolated from human nuclei by ChIP-CryoEM analysis. Authors: Tomoya Kujirai / Junko Kato / Kyoka Yamamoto / Seiya Hirai / Takeru Fujii / Kazumitsu Maehara / Akihito Harada / Lumi Negishi / Mitsuo Ogasawara / Yuki Yamaguchi / Yasuyuki Ohkawa / ...Authors: Tomoya Kujirai / Junko Kato / Kyoka Yamamoto / Seiya Hirai / Takeru Fujii / Kazumitsu Maehara / Akihito Harada / Lumi Negishi / Mitsuo Ogasawara / Yuki Yamaguchi / Yasuyuki Ohkawa / Yoshimasa Takizawa / Hitoshi Kurumizaka / ![]() Abstract: RNA polymerase II (RNAPII) is a central transcription enzyme that exists as multiple forms with or without accessory factors, and transcribes the genomic DNA packaged in chromatin. To understand how ...RNA polymerase II (RNAPII) is a central transcription enzyme that exists as multiple forms with or without accessory factors, and transcribes the genomic DNA packaged in chromatin. To understand how RNAPII functions in the human genome, we isolate transcribing RNAPII complexes from human nuclei by chromatin immunopurification, and determine the cryo-electron microscopy structures of RNAPII elongation complexes (ECs) associated with genomic DNA in distinct forms, without or with the elongation factors SPT4/5, ELOF1, and SPT6. This ChIP-cryoEM method also reveals the two EC-nucleosome complexes corresponding nucleosome disassembly/reassembly processes. In the structure of EC-downstream nucleosome, EC paused at superhelical location (SHL) -5 in the nucleosome, suggesting that SHL(-5) pausing occurs in a sequence-independent manner during nucleosome disassembly. In the structure of the EC-upstream nucleosome, EC directly contacts the nucleosome through the nucleosomal DNA-RPB4/7 stalk and the H2A-H2B dimer-RPB2 wall interactions, suggesting that EC may be paused during nucleosome reassembly. These representative EC structures transcribing the human genome provide mechanistic insights into understanding RNAPII transcription on chromatin. | |||||||||||||||||||||||||||||||||
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Structure visualization
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Downloads & links
-EMDB archive
| Map data | emd_38717.map.gz | 15.4 MB | EMDB map data format | |
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| Header (meta data) | emd-38717-v30.xml emd-38717.xml | 45.8 KB 45.8 KB | Display Display | EMDB header |
| FSC (resolution estimation) | emd_38717_fsc.xml | 12.8 KB | Display | FSC data file |
| Images | emd_38717.png | 83.2 KB | ||
| Filedesc metadata | emd-38717.cif.gz | 11 KB | ||
| Others | emd_38717_additional_1.map.gz emd_38717_additional_2.map.gz emd_38717_half_map_1.map.gz emd_38717_half_map_2.map.gz | 12.6 MB 8.6 MB 140.9 MB 140.9 MB | ||
| Archive directory | https://data.pdbj.org/pub/emdb/structures/EMD-38717 ftp://data.pdbj.org/pub/emdb/structures/EMD-38717 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 8xvsMC ![]() 8xrjC ![]() 8xrmC ![]() 8xsoC M: atomic model generated by this map C: citing same article ( |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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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_38717.map.gz / Format: CCP4 / Size: 178 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 1.06 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
-Additional map: #1
| File | emd_38717_additional_1.map | ||||||||||||
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-Additional map: Nucleosome reconstruction
| File | emd_38717_additional_2.map | ||||||||||||
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| Annotation | Nucleosome reconstruction | ||||||||||||
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-Half map: #2
| File | emd_38717_half_map_1.map | ||||||||||||
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-Half map: #1
| File | emd_38717_half_map_2.map | ||||||||||||
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Sample components
+Entire : RNA polymerase II complexes isolated from HeLa cell nuclei
+Supramolecule #1: RNA polymerase II complexes isolated from HeLa cell nuclei
+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-a
+Macromolecule #12: DNA-directed RNA polymerases I, II, and III subunit RPABC4
+Macromolecule #16: Histone H3.1
+Macromolecule #17: Histone H4
+Macromolecule #18: Histone H2A type 1-B/E
+Macromolecule #19: Histone H2B type 1-J
+Macromolecule #13: DNA
+Macromolecule #14: DNA
+Macromolecule #15: RNA
+Macromolecule #20: ZINC ION
+Macromolecule #21: MAGNESIUM ION
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Buffer | pH: 7.5 |
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| Vitrification | Cryogen name: ETHANE |
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Electron microscopy
| Microscope | TFS KRIOS |
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| Image recording | Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Average electron dose: 60.0 e/Å2 |
| Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.5 µm / Nominal defocus min: 1.0 µm |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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About Yorodumi



Keywords
Homo sapiens (human)
Authors
Japan, 10 items
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Processing
FIELD EMISSION GUN


