Evidence map›Paper›PMID 23563140›Full record

ArticleNature structural & molecular biology2013

A conserved Mediator-CDK8 kinase module association regulates Mediator-RNA polymerase II interaction.

Kuang-Lei Tsai, Shigeo Sato, Chieri Tomomori-Sato, Ronald C Conaway, Joan W Conaway, Francisco J Asturias

Abstract read
In one paragraph

Article in Nature structural & molecular biology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 143 papers.

0numbers the graph read from it
0cells of the map it votes in
143citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

143 citing papers in PubMed.

  1. Review
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  11. MED12 dysregulation: insights into cancer and therapeutic resistance.Naunyn-Schmiedeberg's archives of pharmacology · 2025
    Review
  12. Article
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  19. A novel frameshift variant in theFrontiers in pediatrics · 2025
    Article
  20. Article

83 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Kuang-Lei TsaiDepartment of Cell Biology, Scripps Research Institute, La Jolla, California, USA.
Shigeo Sato
Chieri Tomomori-Sato
Ronald C Conaway
Joan W Conaway
Francisco J Asturias

Funding

TRD #3: An automated and streamlined pipeline for in-situ molecular microscopyP41GM103310 · NIGMS · SCRIPPS RESEARCH INSTITUTE, THE · PI DE MARCO, ALEX, KIEFT, JEFFREY S · 2012 to 2021
$14.7M
STRUCTURAL STUDIES OF EUKARYOTIC TRANSCRIPTIONR01GM067167 · NIGMS · UNIVERSITY OF COLORADO DENVER · PI ASTURIAS, FRANCISCO J · 2003 to 2025
$9.2M
BIOCHEMISTRY OF EUKARYOTIC MESSENGER SYNTHESISR01GM041628 · NIGMS · UNIVERSITY OF TEXAS AUSTIN · PI CONAWAY, JOAN W, CONAWAY, RONALD C. · 1989 to 2013
$1.5M
NIGMS NIH HHS P41 GM103310NIGMS NIH HHS R01 GM041628NIGMS NIH HHS R01 GM067167NIGMS NIH HHS R01 GM41628PHS HHS R01 67167
6 · The paper itself

Abstract

The CDK8 kinase module (CKM) is a conserved, dissociable Mediator subcomplex whose component subunits were genetically linked to the RNA polymerase II (RNAPII) C-terminal domain (CTD) and individually recognized as transcriptional repressors before Mediator was identified as a pre-eminent complex in eukaryotic transcription regulation. We used macromolecular EM and biochemistry to investigate the subunit organization, structure and Mediator interaction of the Saccharomyces cerevisiae CKM. We found that interaction of the CKM with Mediator's middle module interferes with CTD-dependent RNAPII binding to a previously unknown middle-module CTD-binding site and with the holoenzyme formation process. Taken together, our results reveal the basis for CKM repression, clarify the origin of the connection between CKM subunits and the CTD and suggest that a combination of competitive interactions and conformational changes that facilitate holoenzyme formation underlie the mechanism of transcription regulation by Mediator.

Indexed as

Gene Expression Regulation, FungalCyclin-Dependent Kinase 8Macromolecular SubstancesMediator ComplexMicroscopy, ElectronProtein BindingRNA Polymerase IISaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsCyclin-Dependent Kinase 8Macromolecular SubstancesMediator ComplexRNA Polymerase IISaccharomyces cerevisiae ProteinsSSN3 protein, S cerevisiae

Identifiers

PMID23563140
PMCPMC3648612

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.