Evidence map›Paper›PMID 9312027›Full record

ArticleThe EMBO journal1997

The cardiac transcription factors Nkx2-5 and GATA-4 are mutual cofactors.

D Durocher, F Charron, R Warren, R J Schwartz, M Nemer

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 200 papers.

0numbers the graph read from it
0cells of the map it votes in
200citing papers in PubMed
12.4field-weighted citation impact, top 1% of its field
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

200 citing papers in PubMed, 670 citations in OpenAlex.

  1. Article
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  17. Human Genetics of Truncus Arteriosus.Advances in experimental medicine and biology · 2024
    Review
  18. Article
  19. Review
  20. Article

140 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

5 authors at 1 institution in 1 country.

D DurocherLaboratoire de Développement et Différenciation Cardiaques, Institut de Recherches Cliniques de Montréal, 110 des Pins Ouest, Montréal Qu-ebec, Canada H2W 1R7.
F Charron
R Warren
R J Schwartz
M Nemer
Montreal Clinical Research Institute · CA

Funding

PHS HHS R0150422
6 · The paper itself

Abstract

The tissue-restricted GATA-4 transcription factor and Nkx2-5 homeodomain protein are two early markers of precardiac cells. Both are essential for heart formation, but neither can initiate cardiogenesis. Overexpression of GATA-4 or Nkx2-5 enhances cardiac development in committed precursors, suggesting each interacts with a cardiac cofactor. We tested whether GATA-4 and Nkx2-5 are cofactors for each other by using transcription and binding assays with the cardiac atrial natriuretic factor (ANF) promoter_the only known target for Nkx2-5. Co-expression of GATA-4 and Nkx2-5 resulted in synergistic activation of the ANF promoter in heterologous cells. The synergy involves physical Nkx2-5-GATA-4 interaction, seen in vitro and in vivo, which maps to the C-terminal zinc finger of GATA-4 and a C-terminus extension; similarly, a C-terminally extended homeodomain of Nkx2-5 is required for GATA-4 binding. Structure/function studies suggest that binding of GATA-4 to the C-terminus autorepressive domain of Nkx2-5 may induce a conformational change that unmasks Nkx2-5 activation domains. GATA-6 cannot substitute for GATA-4 for interaction with Nkx2-5. This interaction may impart functional specificity to GATA factors and provide cooperative crosstalk between two pathways critical for early cardiogenesis. Given the co-expression of GATA proteins and NK2 class members in other tissues, the GATA/Nkx partnership may represent a paradigm for transcription factor interaction during organogenesis.

Indexed as

Promoter Regions, GeneticXenopus ProteinsAnimalsAtrial Natriuretic FactorBase SequenceCaenorhabditis elegansCell LineConserved SequenceDNA-Binding ProteinsDrosophilaGATA4 Transcription FactorHeartHeLa CellsHomeobox Protein Nkx-2.5Homeodomain ProteinsHumansAtrial Natriuretic FactorDNA-Binding ProteinsGATA4 Transcription FactorHomeobox Protein Nkx-2.5Homeodomain ProteinsNKX2-5 protein, humanRecombinant Fusion ProteinsTranscription FactorsXenopus Proteins

Identifiers

PMID9312027
PMCPMC1170200
OpenAlexW2107688352

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.