Evidence map›Paper›PMID 9742117›Full record

ArticleMolecular and cellular biology1998

Mechanistic principles in NR box-dependent interaction between nuclear hormone receptors and the coactivator TIF2.

J Leers, E Treuter, J A Gustafsson

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
4.9field-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

18 citing papers in PubMed, 106 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

J LeersCenter for Biotechnology, Department of Biosciences, Karolinska Institute, NOVUM, S-14157 Huddinge, Sweden. joerg.leers@csb.ki.se
E Treuter
J A Gustafsson
Karolinska Institutet · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nuclear hormone receptors exert transcriptional activation of target genes upon hormone induction via interactions with the basal transcription machinery. This interaction is mediated by cofactors which physically bind to receptors, thereby acting as coactivators or corepressors leading to activation or repression, respectively. Here we report the screening for and cloning of a peroxisome proliferator receptor-interacting protein, the rat homolog of TIF2. By sequence comparison with the related coactivator SRC-1, we identified three short conserved motifs (NR boxes) in both proteins which are the putative binding sites of TIF2 to nuclear hormone receptors. We demonstrate here by generation of amino acid exchanges within the NR boxes that all three boxes located in the receptor interaction domain of TIF2 are necessary and sufficient for interaction. The three boxes individually can bind to hormone receptors but display preferences in binding for certain receptors. In addition, we show that the interaction domain of TIF2 can compete with other AF-2-dependent cofactors for binding to receptors. Finally, we demonstrate cooperative binding of two TIF2 molecules to a heterodimeric nuclear receptor complex even in the presence of only one cognate ligand, indicating an allosteric effect on the heterodimeric partner upon coactivator binding.

Indexed as

Amino Acid SequenceAnimalsBinding SitesHumansMiceMolecular Sequence DataNuclear ProteinsNuclear Receptor Coactivator 2RatsReceptors, Cytoplasmic and NuclearReceptors, GlucocorticoidReceptors, Retinoic AcidReceptors, Thyroid HormoneRecombinant Fusion ProteinsRetinoid X ReceptorsTranscription FactorsNCOA2 protein, humanNcoa2 protein, mouseNcoa2 protein, ratNuclear ProteinsNuclear Receptor Coactivator 2Receptors, Cytoplasmic and NuclearReceptors, GlucocorticoidReceptors, Retinoic AcidReceptors, Thyroid HormoneRecombinant Fusion ProteinsRetinoid X ReceptorsTranscription Factors

Identifiers

PMID9742117
PMCPMC109186
OpenAlexW2134623365

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.