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Yorodumi- EMDB-66105: Co-transcriptional histone H3K36 methylation complex containing R... -
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Basic information
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| Title | Co-transcriptional histone H3K36 methylation complex containing RNA polymerase II elongation complex, Set2, and the upstream nucleosome. (temp130, type A) | |||||||||||||||||||||||||||||||||||||||
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Keywords | chromatin / nucleosome / TRANSCRIPTION | |||||||||||||||||||||||||||||||||||||||
| Function / homology | Function and homology informationsno(s)RNA transcription / negative regulation of antisense RNA transcription / negative regulation of reciprocal meiotic recombination / histone H3K36 dimethyltransferase activity / regulation of septum digestion after cytokinesis / RNA polymerase II C-terminal domain phosphoserine binding / [histone H3]-lysine36 N-trimethyltransferase / ascospore formation / co-transcriptional lncRNA 3' end processing, cleavage and polyadenylation pathway / Cdc73/Paf1 complex ...sno(s)RNA transcription / negative regulation of antisense RNA transcription / negative regulation of reciprocal meiotic recombination / histone H3K36 dimethyltransferase activity / regulation of septum digestion after cytokinesis / RNA polymerase II C-terminal domain phosphoserine binding / [histone H3]-lysine36 N-trimethyltransferase / ascospore formation / co-transcriptional lncRNA 3' end processing, cleavage and polyadenylation pathway / Cdc73/Paf1 complex / histone H3K36 trimethyltransferase activity / siRNA-mediated pericentric heterochromatin formation / negative regulation of chromosome condensation / Barr body / : / DSIF complex / DNA-templated transcription elongation / RPB4-RPB7 complex / pericentric heterochromatin formation / inner kinetochore / nucleosome organization / muscle cell differentiation / transcription elongation factor activity / intracellular phosphate ion homeostasis / chromatin-protein adaptor activity / oocyte maturation / nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay / regulation of DNA-templated DNA replication initiation / nucleosomal DNA binding / transcription elongation-coupled chromatin remodeling / termination of RNA polymerase II transcription / poly(A)+ mRNA export from nucleus / termination of RNA polymerase III transcription / positive regulation of nuclear-transcribed mRNA poly(A) tail shortening / nucleus organization / transcription initiation at RNA polymerase III promoter / termination of RNA polymerase I transcription / transcription initiation at RNA polymerase I promoter / RNA polymerase II complex binding / maintenance of transcriptional fidelity during transcription elongation by RNA polymerase II / positive regulation of translational initiation / nuclear-transcribed mRNA catabolic process / spermatid development / chromosome, centromeric region / negative regulation of tumor necrosis factor-mediated signaling pathway / single fertilization / subtelomeric heterochromatin formation / translation elongation factor activity / RNA polymerase I complex / RNA polymerase III complex / transcription elongation by RNA polymerase I / RNA polymerase II core promoter sequence-specific DNA binding / pericentric heterochromatin / translesion synthesis / RNA polymerase II, core complex / tRNA transcription by RNA polymerase III / nucleosome binding / transcription by RNA polymerase I / negative regulation of megakaryocyte differentiation / protein localization to CENP-A containing chromatin / Replacement of protamines by nucleosomes in the male pronucleus / CENP-A containing nucleosome / transcription-coupled nucleotide-excision repair / translation initiation factor binding / Packaging Of Telomere Ends / Recognition and association of DNA glycosylase with site containing an affected purine / Cleavage of the damaged purine / embryo implantation / Deposition of new CENPA-containing nucleosomes at the centromere / telomere organization / Recognition and association of DNA glycosylase with site containing an affected pyrimidine / Cleavage of the damaged pyrimidine / RNA Polymerase I Promoter Opening / Inhibition of DNA recombination at telomere / Assembly of the ORC complex at the origin of replication / Meiotic synapsis / SUMOylation of chromatin organization proteins / Regulation of endogenous retroelements by the Human Silencing Hub (HUSH) complex / regulation of DNA-templated transcription elongation / DNA methylation / transcription elongation factor complex / Condensation of Prophase Chromosomes / Chromatin modifications during the maternal to zygotic transition (MZT) / SIRT1 negatively regulates rRNA expression / HCMV Late Events / ERCC6 (CSB) and EHMT2 (G9a) positively regulate rRNA expression / PRC2 methylates histones and DNA / Regulation of endogenous retroelements by KRAB-ZFP proteins / innate immune response in mucosa / Defective pyroptosis / Negative Regulation of CDH1 Gene Transcription / transcription initiation at RNA polymerase II promoter / HDACs deacetylate histones / transcription elongation by RNA polymerase II / Regulation of endogenous retroelements by Piwi-interacting RNAs (piRNAs) / P-body / positive regulation of transcription elongation by RNA polymerase II / Nonhomologous End-Joining (NHEJ) / RNA Polymerase I Promoter Escape / lipopolysaccharide binding Similarity search - Function | |||||||||||||||||||||||||||||||||||||||
| Biological species | Komagataella phaffii (strain GS115 / ATCC 20864) (fungus) / Homo sapiens (human) / synthetic construct (others) | |||||||||||||||||||||||||||||||||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 4.28 Å | |||||||||||||||||||||||||||||||||||||||
Authors | Kujirai T / Ehara H / Ito T / Henmi M / Sekine S / Kurumizaka H | |||||||||||||||||||||||||||||||||||||||
| Funding support | Japan, 12 items
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Citation | Journal: Sci Adv / Year: 2026Title: Structural basis of transcription-coupled H3K36 trimethylation by Set2 in coordination with FACT. Authors: Tomoya Kujirai / Haruhiko Ehara / Tomoko Ito / Masami Henmi / Eriko Oya / Takehiko Kobayashi / Shun-Ichi Sekine / Hitoshi Kurumizaka / ![]() Abstract: Trimethylation of the histone H3K36 residue (H3K36me3) plays an indispensable role in ensuring transcription fidelity by suppressing undesired cryptic transcription in chromatin. H3K36me3 ...Trimethylation of the histone H3K36 residue (H3K36me3) plays an indispensable role in ensuring transcription fidelity by suppressing undesired cryptic transcription in chromatin. H3K36me3 modification is accomplished by Set2/SETD2 during transcription elongation by the RNA polymerase II elongation complex (EC). Here, we found that Set2-mediated H3K36me3 deposition occurs on the nucleosome reassembling behind the EC. The histone chaperone FACT suppresses H3K36me3 deposition on the downstream nucleosome, thereby ensuring that Set2 targets specifically on the reassembling upstream nucleosome. Cryo-electron microscopy structures of the nucleosome-transcribing EC complexed with Set2 revealed that Set2 is anchored by the Spt6 subunit of the EC to capture both of the H3 N-terminal tails in a stepwise manner during the nucleosome reassembly process. Abrogation of the Set2-EC interaction leads to defective transcription-coupled H3K36me3 deposition. These insights elucidate the structure-based mechanism of transcription-coupled H3K36me3 deposition in chromatin. | |||||||||||||||||||||||||||||||||||||||
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Structure visualization
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Downloads & links
-EMDB archive
| Map data | emd_66105.map.gz | 140.6 MB | EMDB map data format | |
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| Header (meta data) | emd-66105-v30.xml emd-66105.xml | 67.3 KB 67.3 KB | Display Display | EMDB header |
| FSC (resolution estimation) | emd_66105_fsc.xml | 12.7 KB | Display | FSC data file |
| Images | emd_66105.png | 104.9 KB | ||
| Filedesc metadata | emd-66105.cif.gz | 16.8 KB | ||
| Others | emd_66105_additional_1.map.gz emd_66105_additional_2.map.gz emd_66105_half_map_1.map.gz emd_66105_half_map_2.map.gz | 37.6 MB 140.7 MB 140.8 MB 140.6 MB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-66105 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-66105 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 9wmuMC ![]() 20yrC ![]() 20ysC ![]() 9l6iC ![]() 9m9pC ![]() 9ma8C ![]() 9maqC ![]() 9u3aC ![]() 9u3kC ![]() 9ukqC ![]() 9ukrC ![]() 9utgC ![]() 9uupC ![]() 9v16C ![]() 9v17C ![]() 9vblC ![]() 9vbmC ![]() 9wmsC ![]() 9wmtC ![]() 9wmvC ![]() 9wmwC 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_66105.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: 1.475 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
-Additional map: nucleosome reconstruction
| File | emd_66105_additional_1.map | ||||||||||||
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| Annotation | nucleosome reconstruction | ||||||||||||
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-Additional map: EC reconstruction
| File | emd_66105_additional_2.map | ||||||||||||
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| Annotation | EC reconstruction | ||||||||||||
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-Half map: #2
| File | emd_66105_half_map_1.map | ||||||||||||
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-Half map: #1
| File | emd_66105_half_map_2.map | ||||||||||||
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Sample components
+Entire : Co-transcriptional histone H3K36 methylation complex containing R...
+Supramolecule #1: Co-transcriptional histone H3K36 methylation complex containing R...
+Macromolecule #1: DNA-directed RNA polymerase subunit
+Macromolecule #2: DNA-directed RNA polymerase subunit beta
+Macromolecule #3: RNA polymerase II third largest subunit B44, part of central core
+Macromolecule #4: RNA polymerase II subunit B32
+Macromolecule #5: DNA-directed RNA polymerases I, II, and III subunit RPABC1
+Macromolecule #6: RNA polymerase subunit ABC23, common to RNA polymerases I, II, and III
+Macromolecule #7: RNA polymerase II subunit
+Macromolecule #8: DNA-directed RNA polymerases I, II, and III subunit RPABC3
+Macromolecule #9: DNA-directed RNA polymerase subunit
+Macromolecule #10: RNA polymerase subunit ABC10-beta, common to RNA polymerases I, I...
+Macromolecule #11: RNA polymerase II subunit B12.5
+Macromolecule #12: RNA polymerase subunit ABC10-alpha
+Macromolecule #13: Transcription elongation factor 1 homolog
+Macromolecule #17: Transcription elongation factor SPT4
+Macromolecule #18: Transcription elongation factor SPT5
+Macromolecule #19: Histone H3.3
+Macromolecule #20: Histone H4
+Macromolecule #21: Histone H2A type 1-B/E
+Macromolecule #22: Histone H2B type 1-J
+Macromolecule #23: Transcription elongation factor Spt6
+Macromolecule #24: Protein that interacts with Spt6p and copurifies with Spt5p and R...
+Macromolecule #25: Component of the Paf1p complex
+Macromolecule #26: RNAPII-associated chromatin remodeling Paf1 complex subunit
+Macromolecule #27: Histone-lysine N-methyltransferase, H3 lysine-36 specific
+Macromolecule #28: Leo1
+Macromolecule #29: RNAP II-associated protein
+Macromolecule #30: Constituent of Paf1 complex with RNA polymerase II, Paf1p, Hpr1p,...
+Macromolecule #14: DNA (198-MER)
+Macromolecule #16: DNA (198-MER)
+Macromolecule #15: RNA (5'-R(P*UP*CP*CP*UP*UP*UP*UP*GP*UP*GP*CP*GP*GP*CP*CP*UP*CP*GP...
+Macromolecule #31: ZINC ION
+Macromolecule #32: MAGNESIUM ION
+Macromolecule #33: S-ADENOSYL-L-HOMOCYSTEINE
-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: 59.1 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: 1.2 µm |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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About Yorodumi



Keywords
Komagataella phaffii (strain GS115 / ATCC 20864) (fungus)
Homo sapiens (human)
Authors
Japan, 12 items
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Processing
FIELD EMISSION GUN

