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- PDB-7v2w: protomer structure from the dimer of yeast THO complex -

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Basic information

Entry
Database: PDB / ID: 7v2w
Titleprotomer structure from the dimer of yeast THO complex
Components
  • Protein TEX1
  • THO complex subunit 2
  • THO complex subunit HPR1
  • THO complex subunit MFT1
  • THO complex subunit THP2
KeywordsTRANSCRIPTION / RNA transcription
Function / homology
Function and homology information


nucleoplasmic THO complex / THO complex part of transcription export complex / positive regulation of transcription elongation by RNA polymerase I / transcription export complex / Cdc73/Paf1 complex / mRNA 3'-end processing / positive regulation of transcription by RNA polymerase I / transcription-coupled nucleotide-excision repair / mRNA export from nucleus / stress granule assembly ...nucleoplasmic THO complex / THO complex part of transcription export complex / positive regulation of transcription elongation by RNA polymerase I / transcription export complex / Cdc73/Paf1 complex / mRNA 3'-end processing / positive regulation of transcription by RNA polymerase I / transcription-coupled nucleotide-excision repair / mRNA export from nucleus / stress granule assembly / transcription elongation by RNA polymerase II / mRNA processing / DNA recombination / nucleic acid binding / chromosome, telomeric region / molecular adaptor activity / mRNA binding / nucleus
Similarity search - Function
THO complex subunit Thp2 / Tho complex subunit THP2 / TREX component Tex1/THOC3 / THO complex subunit 7/Mft1 / THO complex, subunitTHOC2, C-terminal / THO complex, subunitTHOC2, N-terminal / THO complex subunit 2, N-terminal domain / THO complex subunit 2 / Tho complex subunit 7 / Transcription factor/nuclear export subunit protein 2 ...THO complex subunit Thp2 / Tho complex subunit THP2 / TREX component Tex1/THOC3 / THO complex subunit 7/Mft1 / THO complex, subunitTHOC2, C-terminal / THO complex, subunitTHOC2, N-terminal / THO complex subunit 2, N-terminal domain / THO complex subunit 2 / Tho complex subunit 7 / Transcription factor/nuclear export subunit protein 2 / Transcription- and export-related complex subunit / THO complex subunit 2 N-terminus / THO complex, subunit THOC1 / THO complex subunit 1 transcription elongation factor / Trp-Asp (WD) repeats profile. / Trp-Asp (WD) repeats circular profile. / WD domain, G-beta repeat / WD40 repeats / WD40 repeat / WD40-repeat-containing domain superfamily / WD40/YVTN repeat-like-containing domain superfamily
Similarity search - Domain/homology
THO complex subunit THP2 / THO complex subunit HPR1 / THO complex subunit MFT1 / THO complex subunit 2 / Protein TEX1
Similarity search - Component
Biological speciesSaccharomyces cerevisiae S288c (yeast)
MethodELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.2 Å
AuthorsChen, C. / Tan, M. / Wu, Z. / Wu, J. / Lei, M.
Funding support China, 1items
OrganizationGrant numberCountry
National Natural Science Foundation of China (NSFC) China
CitationJournal: Sci Bull (Beijing) / Year: 2021
Title: Structural and functional insights into R-loop prevention and mRNA export by budding yeast THO-Sub2 complex.
Authors: Cong Chen / Ming Tan / Zhenfang Wu / Yuebin Zhang / Fanyang He / Yanjia Lu / Shaobai Li / Mi Cao / Guohui Li / Jian Wu / Hong Cheng / Ming Lei /
History
DepositionAug 10, 2021Deposition site: PDBJ / Processing site: PDBJ
Revision 1.0Jul 27, 2022Provider: repository / Type: Initial release
Revision 1.1Feb 1, 2023Group: Database references / Category: citation / citation_author
Item: _citation.country / _citation.journal_abbrev ..._citation.country / _citation.journal_abbrev / _citation.journal_id_CSD / _citation.journal_id_ISSN / _citation.journal_volume / _citation.page_first / _citation.page_last / _citation.pdbx_database_id_DOI / _citation.pdbx_database_id_PubMed / _citation.title / _citation.year
Revision 1.2Jun 12, 2024Group: Data collection / Category: chem_comp_atom / chem_comp_bond

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Structure visualization

Structure viewerMolecule:
MolmilJmol/JSmol

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Assembly

Deposited unit
F: THO complex subunit HPR1
G: THO complex subunit 2
H: Protein TEX1
I: THO complex subunit MFT1
J: THO complex subunit THP2


Theoretical massNumber of molelcules
Total (without water)394,7275
Polymers394,7275
Non-polymers00
Water00
1


  • Idetical with deposited unit
  • defined by author
  • Evidence: gel filtration
TypeNameSymmetry operationNumber
identity operation1_5551
Buried area44560 Å2
ΔGint-283 kcal/mol
Surface area126900 Å2

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Components

#1: Protein THO complex subunit HPR1 / Hyperrecombination protein 1


Mass: 87938.547 Da / Num. of mol.: 1
Source method: isolated from a genetically manipulated source
Source: (gene. exp.) Saccharomyces cerevisiae S288c (yeast) / Strain: S288c / Gene: HPR1 / Production host: Spodoptera frugiperda (fall armyworm) / References: UniProt: P17629
#2: Protein THO complex subunit 2 / Low dye-binding protein 5 / THO complex subunit RLR1 / Zinc-regulated gene 13 protein


Mass: 184163.734 Da / Num. of mol.: 1
Source method: isolated from a genetically manipulated source
Source: (gene. exp.) Saccharomyces cerevisiae S288c (yeast) / Strain: S288c / Gene: THO2 / Production host: Spodoptera frugiperda (fall armyworm) / References: UniProt: P53552
#3: Protein Protein TEX1 / Trex component 1


Mass: 47229.652 Da / Num. of mol.: 1
Source method: isolated from a genetically manipulated source
Source: (gene. exp.) Saccharomyces cerevisiae S288c (yeast) / Strain: S288c / Gene: TEX1 / Production host: Spodoptera frugiperda (fall armyworm) / References: UniProt: P53851
#4: Protein THO complex subunit MFT1 / Mitochondrial fusion target protein 1


Mass: 45055.012 Da / Num. of mol.: 1
Source method: isolated from a genetically manipulated source
Source: (gene. exp.) Saccharomyces cerevisiae S288c (yeast) / Strain: S288c / Gene: MFT1 / Production host: Spodoptera frugiperda (fall armyworm) / References: UniProt: P33441
#5: Protein THO complex subunit THP2


Mass: 30340.264 Da / Num. of mol.: 1
Source method: isolated from a genetically manipulated source
Source: (gene. exp.) Saccharomyces cerevisiae S288c (yeast) / Strain: S288c / Gene: THP2 / Production host: Spodoptera frugiperda (fall armyworm) / References: UniProt: O13539

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Experimental details

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Experiment

ExperimentMethod: ELECTRON MICROSCOPY
EM experimentAggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction

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Sample preparation

ComponentName: THO Complex / Type: COMPLEX / Entity ID: all / Source: RECOMBINANT
Source (natural)Organism: Saccharomyces cerevisiae S288c (yeast) / Strain: S288c
Source (recombinant)Organism: Spodoptera frugiperda (fall armyworm)
Buffer solutionpH: 7.5
SpecimenEmbedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES
VitrificationCryogen name: ETHANE

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Electron microscopy imaging

Experimental equipment
Model: Titan Krios / Image courtesy: FEI Company
MicroscopyModel: FEI TITAN KRIOS
Electron gunElectron source: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM
Electron lensMode: BRIGHT FIELD
Image recordingElectron dose: 50 e/Å2 / Film or detector model: GATAN K3 (6k x 4k)

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Processing

CTF correctionType: PHASE FLIPPING AND AMPLITUDE CORRECTION
3D reconstructionResolution: 3.2 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 393530 / Symmetry type: POINT

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