Evidence map›Paper›PMID 9334328›Full record

ArticleGenes & development1997

TAFII250-dependent transcription of cyclin A is directed by ATF activator proteins.

E H Wang, S Zou, R Tjian

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Article in Genes & development, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing 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

40 citing papers in PubMed, 87 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 3 institutions in 1 country.

E H WangDepartment of Pharmacology, School of Medicine, University of Washington, Seattle, Washington 98195-7280 USA. ehwang@u.washington.edu
S Zou
R Tjian
Howard Hughes Medical Institute · USUniversity of California, Berkeley · USUniversity of Washington · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A specific mutation in TAFII250, the largest subunit of the transcription factor TFIID, disrupts cell growth control in the temperature-sensitive mutant hamster cell line ts13. Transcription from the cyclin A and D1 but not the c-fos and myc promoters is also dramatically reduced in ts13 cells at the nonpermissive temperature. These findings provide an intriguing link between TAF-mediated transcriptional regulation and cell cycle progression. Here we report the mapping of an enhancer element in the cyclin A promoter (TSRE) that responds to mutations in TAFII250. An analysis of chimeric promoter constructs reveals that the cyclin A TSRE can confer TAFII250 dependence to the core promoter of c-fos. In addition, reciprocal hybrid promoter constructs suggest that TAFII250 also contributes to the transcriptional properties of the cyclin A core promoter. We have purified and identified cellular activators that specifically bind to the TSRE and mediate transcription in a TAFII250-dependent manner. By micropeptide sequencing, we determined that TSRE-binding proteins include members of the activating transcription factor (ATF) family. These results suggest that the ts13 mutation of TAFII250 has compromised the ability of TFIID to mediate activation of transcription by specific enhancer factors such as ATF, as well as to perform certain core promoter functions. These defects in TAFII250 apparently result in the down-regulation of key molecules, such as cyclin A, which may be responsible for the ts13 cell cycle arrest phenotype.

Indexed as

TATA-Binding Protein Associated FactorsTranscription Factor TFIIDTranscription, GeneticAnimalsCell LineCricetinaeCyclin ACyclin D1DNA-Binding ProteinsEnhancer Elements, GeneticGenes, fosGenes, mycHeLa CellsHistone AcetyltransferasesHumansLuciferasesCyclin ACyclin D1DNA-Binding ProteinsHistone AcetyltransferasesLuciferasesNuclear ProteinsRecombinant Fusion ProteinsTATA-binding protein associated factor 250 kDaTATA-Binding Protein Associated FactorsTrans-ActivatorsTranscription Factor TFIID

Identifiers

PMID9334328
PMCPMC316605
OpenAlexW2036955308

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.