Evidence map›Paper›PMID 15572674›Full record

ArticleMolecular and cellular biology2004

Interaction and functional cooperation between the LIM protein FHL2, CBP/p300, and beta-catenin.

Charlotte Labalette, Claire-Angélique Renard, Christine Neuveut, Marie-Annick Buendia, Yu Wei

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed
4.6field-weighted citation impact, top 4% 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

54 citing papers in PubMed, 114 citations in OpenAlex.

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  17. Review
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  20. Wnt signaling in castration-resistant prostate cancer: implications for therapy.American journal of clinical and experimental urology · 2014
    Article
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 2 institutions in 1 country.

Charlotte LabaletteUnité d'Oncogenèse et Virologie Moléculaire, Institut Pasteur, 28 rue du Dr. Roux, 75724 Paris Cedex 15, France.
Claire-Angélique Renard
Christine Neuveut
Marie-Annick Buendia
Yu Wei
Inserm · FRInstitut Pasteur · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Transcriptional activation of gene expression by Wnt signaling is driven by the association of beta-catenin with TCF/LEF factors and the recruitment of transcriptional coactivators. It has been shown that the LIM protein FHL2 and the acetyltransferase CBP/p300 individually stimulate beta-catenin transactivating activity and that beta-catenin is acetylated by p300. Here, we report that FHL2 and CBP/p300 synergistically enhanced beta-catenin/TCF-mediated transcription from Wnt-responsive promoters and that the acetyltransferase activity of CBP/p300 was involved in the cooperation. CBP/p300 interacted directly with FHL2, predominantly through the CH3 domain but not the histone acetyltransferase domain, and different regions of CBP/p300 were involved in FHL2 and beta-catenin binding. We provided evidence for the formation of a ternary complex by FHL2, CBP/p300, and beta-catenin and for colocalization of the three proteins in the nucleus. In murine FHL2(-/-) embryo fibroblasts, the transactivation activity of beta-catenin/TCF was markedly reduced, and this defect could be restored by exogenous expression of FHL2. However, CBP/p300 were still able to coactivate the beta-catenin/TCF complex in FHL2(-/-) cells, suggesting that FHL2 is dispensable for the coactivator function of CBP/p300 on beta-catenin. Furthermore, we found that FHL2 significantly increased acetylation of beta-catenin by p300 in vivo. Finally, we showed that FHL2, CBP/p300, and beta-catenin could synergistically activate androgen receptor-mediated transcription, indicating that the synergistic coactivator function is not restricted to TCF/LEF.

Indexed as

Transcriptional ActivationAcetylationAnimalsBaculoviridaebeta CateninCadherinsCell LineCell Line, TumorCell NucleusCells, CulturedChlorocebus aethiopsCOS CellsCytoskeletal ProteinsEmbryo, MammalianEmbryo, NonmammalianFibroblastsbeta CateninCadherinsCITED4 protein, humanCTNNB1 protein, humanCytoskeletal ProteinsFHL2 protein, humanGlutathione TransferaseHomeodomain ProteinsLIM-Homeodomain ProteinsLuciferasesMuscle ProteinsNeoplasm ProteinsReceptors, AndrogenRecombinant ProteinsRNATrans-ActivatorsTranscription Factors

Identifiers

PMID15572674
PMCPMC533999
OpenAlexW2149442384

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.