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Yorodumi- EMDB-48042: RNA polymerase II-DSIF-SPT6-PAF1c-TFIIS-IWS1-SETD2-nucleosome, 30... -
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Basic information
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| Title | RNA polymerase II-DSIF-SPT6-PAF1c-TFIIS-IWS1-SETD2-nucleosome, 30 bp upstream | |||||||||||||||
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Keywords | SETD2 / Transcription / H3K36me3 / TRANSFERASE-RNA-DNA complex | |||||||||||||||
| Function / homology | Function and homology informationpeptidyl-lysine trimethylation / endodermal cell fate commitment / microtubule cytoskeleton organization involved in mitosis / Ski complex / regulation of isotype switching / RNA polymerase II C-terminal domain phosphoserine binding / [histone H3]-lysine36 N-trimethyltransferase / mRNA decay by 3' to 5' exoribonuclease / positive regulation of mRNA 3'-end processing / Cdc73/Paf1 complex ...peptidyl-lysine trimethylation / endodermal cell fate commitment / microtubule cytoskeleton organization involved in mitosis / Ski complex / regulation of isotype switching / RNA polymerase II C-terminal domain phosphoserine binding / [histone H3]-lysine36 N-trimethyltransferase / mRNA decay by 3' to 5' exoribonuclease / positive regulation of mRNA 3'-end processing / Cdc73/Paf1 complex / nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay / negative regulation of DNA-templated transcription, elongation / transcription pausing by RNA polymerase II / regulation of mRNA export from nucleus / negative regulation of myeloid cell differentiation / regulation of muscle cell differentiation / histone H3K36 trimethyltransferase activity / positive regulation of cell cycle G1/S phase transition / DSIF complex / histone H3K36 methyltransferase activity / regulation of mRNA processing / transcription elongation factor complex / nucleosome organization / response to alkaloid / regulation of transcription elongation by RNA polymerase II / B-WICH complex positively regulates rRNA expression / RNA Polymerase I Transcription Initiation / RNA Polymerase I Promoter Escape / RNA Polymerase I Transcription Termination / 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 / response to type I interferon / 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 / mRNA Splicing - Major Pathway / mRNA Polyadenylation / Formation of TC-NER Pre-Incision Complex / Dual incision in TC-NER / Gap-filling DNA repair synthesis and ligation in TC-NER / protein-lysine N-methyltransferase activity / positive regulation of ossification / transcription elongation-coupled chromatin remodeling / mRNA 3'-end processing / positive regulation of DNA-templated transcription, elongation / regulation of protein localization to chromatin / transcription elongation factor activity / Abortive elongation of HIV-1 transcript in the absence of Tat / negative regulation of G1/S transition of mitotic cell cycle / endodermal cell differentiation / stem cell population maintenance / histone H3 methyltransferase activity / response to metal ion / poly(A)+ mRNA export from nucleus / interleukin-6-mediated signaling pathway / transcription factor TFIID complex / regulation of double-strand break repair via homologous recombination / 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 / RNA polymerase II complex binding / positive regulation of macroautophagy / positive regulation of interferon-alpha production / RNA polymerase II transcribes snRNA genes / Pausing and recovery of Tat-mediated HIV elongation / Tat-mediated HIV elongation arrest and recovery / HIV elongation arrest and recovery / Pausing and recovery of HIV elongation / protein localization to nucleus / maintenance of transcriptional fidelity during transcription elongation by RNA polymerase II / negative regulation of fibroblast proliferation / mRNA transport / nuclear-transcribed mRNA catabolic process / Tat-mediated elongation of the HIV-1 transcript / positive regulation of Wnt signaling pathway / Formation of HIV-1 elongation complex containing HIV-1 Tat / mismatch repair / alpha-tubulin binding / Formation of HIV elongation complex in the absence of HIV Tat / cell surface receptor signaling pathway via JAK-STAT / Dengue virus activates/modulates innate and adaptive immune responses / termination of RNA polymerase III transcription / transcription initiation at RNA polymerase III promoter Similarity search - 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| Biological species | Homo sapiens (human) / ![]() | |||||||||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 3.6 Å | |||||||||||||||
Authors | Markert J / Farnung L | |||||||||||||||
| Funding support | United States, 4 items
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Citation | Journal: Science / Year: 2025Title: Structural basis of H3K36 trimethylation by SETD2 during chromatin transcription. Authors: Jonathan W Markert / Jelly H Soffers / Lucas Farnung Abstract: During transcription, RNA polymerase II traverses through chromatin, and posttranslational modifications including histone methylations mark regions of active transcription. Histone protein H3 lysine ...During transcription, RNA polymerase II traverses through chromatin, and posttranslational modifications including histone methylations mark regions of active transcription. Histone protein H3 lysine 36 trimethylation (H3K36me3), which is established by the histone methyltransferase SET domain containing 2 (SETD2), suppresses cryptic transcription, regulates splicing, and serves as a binding site for transcription elongation factors. The mechanism by which the transcription machinery coordinates the deposition of H3K36me3 is not well understood. Here we provide cryo-electron microscopy structures of mammalian RNA polymerase II-DSIF-SPT6-PAF1c-TFIIS-IWS1-SETD2-nucleosome elongation complexes, revealing that the transcription machinery regulates H3K36me3 deposition by SETD2 on downstream and upstream nucleosomes. SPT6 binds the exposed H2A-H2B dimer during transcription, and the SPT6 death-like domain mediates an interaction with SETD2 bound to a nucleosome upstream of RNA polymerase II. | |||||||||||||||
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Structure visualization
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Downloads & links
-EMDB archive
| Map data | emd_48042.map.gz | 440.6 MB | EMDB map data format | |
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| Header (meta data) | emd-48042-v30.xml emd-48042.xml | 55.2 KB 55.2 KB | Display Display | EMDB header |
| Images | emd_48042.png | 102.7 KB | ||
| Filedesc metadata | emd-48042.cif.gz | 17.2 KB | ||
| Archive directory | https://data.pdbj.org/pub/emdb/structures/EMD-48042 ftp://data.pdbj.org/pub/emdb/structures/EMD-48042 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 9eh0MC ![]() 9egxC ![]() 9egyC ![]() 9egzC ![]() 9eh1C ![]() 9eh2C C: citing same article ( M: atomic model generated by this map |
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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_48042.map.gz / Format: CCP4 / Size: 476.8 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: 1.1 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
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Sample components
+Entire : SETD2 downstream complex
+Supramolecule #1: SETD2 downstream complex
+Macromolecule #1: DNA-directed RNA polymerase subunit
+Macromolecule #2: DNA-directed RNA polymerase subunit beta
+Macromolecule #3: DNA-directed RNA polymerase II subunit RPB3
+Macromolecule #4: RNA polymerase Rpb4/RPC9 core domain-containing protein
+Macromolecule #5: DNA-directed RNA polymerase II subunit E
+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: RNA polymerase II subunit J
+Macromolecule #12: RNA polymerase II subunit K
+Macromolecule #13: Transcription elongation factor SPT6
+Macromolecule #15: Protein IWS1 homolog
+Macromolecule #17: RNA polymerase-associated protein CTR9 homolog
+Macromolecule #18: RNA polymerase-associated protein RTF1 homolog
+Macromolecule #19: Transcription elongation factor A protein 1
+Macromolecule #21: RNA polymerase-associated protein LEO1
+Macromolecule #22: RNA polymerase II-associated factor 1 homolog
+Macromolecule #23: WDR61
+Macromolecule #24: Parafibromin
+Macromolecule #25: Transcription elongation factor SPT4
+Macromolecule #26: Transcription elongation factor SPT5
+Macromolecule #27: Histone H3
+Macromolecule #28: Histone H4
+Macromolecule #29: Histone H2A type 1
+Macromolecule #30: Histone H2B 1.1
+Macromolecule #31: Histone-lysine N-methyltransferase SETD2
+Macromolecule #14: Non-template
+Macromolecule #20: Template DNA
+Macromolecule #16: RNA
+Macromolecule #32: ZINC ION
+Macromolecule #33: 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: 7.4 |
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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: 50.0 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: 2.0 µm / Nominal defocus min: 0.9 µm |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Image processing
| Startup model | Type of model: INSILICO MODEL |
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| Final reconstruction | Resolution.type: BY AUTHOR / Resolution: 3.6 Å / Resolution method: FSC 0.143 CUT-OFF / Number images used: 301837 |
| Initial angle assignment | Type: ANGULAR RECONSTITUTION |
| Final angle assignment | Type: ANGULAR RECONSTITUTION |
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About Yorodumi



Keywords
Homo sapiens (human)
Authors
United States, 4 items
Citation








































































Z (Sec.)
Y (Row.)
X (Col.)




















Trichoplusia ni (cabbage looper)
FIELD EMISSION GUN
