Evidence map›Paper›PMID 25383669›Full record

ArticleNature structural & molecular biology2014

Reconstitution of active human core Mediator complex reveals a critical role of the MED14 subunit.

Murat A Cevher, Yi Shi, Dan Li, Brian T Chait, Sohail Malik, Robert G Roeder

Abstract read
In one paragraph

Article in Nature structural & molecular biology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 87 papers.

0numbers the graph read from it
0cells of the map it votes in
87citing 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

87 citing papers in PubMed.

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27 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.

Murat A CevherLaboratory of Biochemistry and Molecular Biology, Rockefeller University, New York, New York, USA.
Yi ShiLaboratory of Mass Spectrometry and Gaseous Ion Chemistry, Rockefeller University, New York, New York, USA.
Dan LiLaboratory of Biochemistry and Molecular Biology, Rockefeller University, New York, New York, USA.
Brian T ChaitLaboratory of Mass Spectrometry and Gaseous Ion Chemistry, Rockefeller University, New York, New York, USA.
Sohail MalikLaboratory of Biochemistry and Molecular Biology, Rockefeller University, New York, New York, USA.
Robert G RoederLaboratory of Biochemistry and Molecular Biology, Rockefeller University, New York, New York, USA.

Funding

TR&D Project 4. The Imaging Stage: Multiscale Spatiotemporal Modeling of Macromolecular Systems in Cellular NeighborhoodsP41GM109824 · NIGMS · ROCKEFELLER UNIVERSITY · PI ROUT, MICHAEL P · 2014 to 2023
$18.8M
National Resource for Mass Spectrom of Biological MacromoleculesP41GM103314 · NIGMS · ROCKEFELLER UNIVERSITY · PI CHAIT, BRIAN T · 2012 to 2017
$9.9M
New Tools for Exploring the Dynamic Interactome (Renewal)U54GM103511 · NIGMS · ROCKEFELLER UNIVERSITY · PI ROUT, MICHAEL P · 2012 to 2013
$6.2M
Mechanisms of p53 target gene activation in DNA damage responsesR01CA129325 · NCI · ROCKEFELLER UNIVERSITY · PI ROEDER, ROBERT G · 2007 to 2011
$4.0M
Structure-Function Studies of the Modular Human Mediator Coactivator ComplexRC1GM090929 · NIGMS · ROCKEFELLER UNIVERSITY · PI ROEDER, ROBERT G · 2009 to 2010
$943k
NCI NIH HHS CA129325NCI NIH HHS R01 CA129325NIGMS NIH HHS GM090929NIGMS NIH HHS GM103314NIGMS NIH HHS GM103511NIGMS NIH HHS GM109824NIGMS NIH HHS P41 GM103314NIGMS NIH HHS P41 GM109824NIGMS NIH HHS RC1 GM090929
6 · The paper itself

Abstract

The evolutionarily conserved Mediator complex is a critical coactivator for RNA polymerase II (Pol II)-mediated transcription. Here we report the reconstitution of a functional 15-subunit human core Mediator complex and its characterization by functional assays and chemical cross-linking coupled to MS (CX-MS). Whereas the reconstituted head and middle modules can stably associate, basal and coactivator functions are acquired only after incorporation of MED14 into the bimodular complex. This results from a dramatically enhanced ability of MED14-containing complexes to associate with Pol II. Altogether, our analyses identify MED14 as both an architectural and a functional backbone of the Mediator complex. We further establish a conditional requirement for metazoan-specific MED26 that becomes evident in the presence of heterologous nuclear factors. This general approach paves the way for systematic dissection of the multiple layers of functionality associated with the Mediator complex.

Indexed as

Protein Interaction MapsCloning, MolecularHeLa CellsHumansMediator ComplexProtein SubunitsRNA Polymerase IITranscriptional ActivationMED14 protein, humanMediator ComplexProtein SubunitsRNA Polymerase II

Identifiers

PMID25383669
PMCPMC4259101

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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.