Evidence map›Paper›PMID 15987999›Full record

ArticleMolecular and cellular biology2005

The yeast FACT complex has a role in transcriptional initiation.

Debabrata Biswas, Yaxin Yu, Matthew Prall, Tim Formosa, David J Stillman

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers.

0numbers the graph read from it
0cells of the map it votes in
62citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

62 citing papers in PubMed, 97 citations in OpenAlex.

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2 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.

Debabrata BiswasDepartment of Pathology, University of Utah Health Sciences Center, 30 North 1900 East, Salt Lake City, Utah 84132-2501, USA.
Yaxin Yu
Matthew Prall
Tim Formosa
David J Stillman
University of Utah · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A crucial step in eukaryotic transcriptional initiation is recognition of the promoter TATA by the TATA-binding protein (TBP), which then allows TFIIA and TFIIB to be recruited. However, nucleosomes block the interaction between TBP and DNA. We show that the yeast FACT complex (yFACT) promotes TBP binding to a TATA box in chromatin both in vivo and in vitro. The SPT16 gene encodes a subunit of yFACT, and we show that certain spt16 mutations are synthetically lethal with TBP mutants. Some of these genetic defects can be suppressed by TFIIA overexpression, strongly suggesting a role for yFACT in TBP-TFIIA complex formation in vivo. Mutations in the TOA2 subunit of TFIIA that disrupt TBP-TFIIA complex formation in vitro are also synthetically lethal with spt16. In some cases this spt16 toa2 lethality is suppressed by overexpression of TBP or the Nhp6 architectural transcription factor that is also a component of yFACT. The Spt3 protein in the SAGA complex has been shown to regulate TBP binding at certain promoters, and we show that some spt16 phenotypes can be suppressed by spt3 mutations. Chromatin immunoprecipitations show TBP binding to promoters is reduced in single spt16 and spt3 mutants but increases in the spt16 spt3 double mutant, reflecting the mutual suppression seen in the genetic assays. Finally, in vitro studies show that yFACT promotes TBP binding to a TATA sequence within a reconstituted nucleosome in a TFIIA-dependent manner. Thus, yFACT functions in establishing transcription initiation complexes in addition to the previously described role in elongation.

Indexed as

Cell Cycle ProteinsChromatin ImmunoprecipitationGene DeletionGenes, LethalMutationNucleosomesSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSuppression, GeneticTATA BoxTATA-Box Binding ProteinTranscriptional Elongation FactorsTranscription FactorsTranscription Factor TFIIATranscription, GeneticCell Cycle ProteinsNucleosomesSaccharomyces cerevisiae ProteinsSPT16 protein, S cerevisiaeSPT3 protein, S cerevisiaeTATA-Box Binding ProteinTOA2 protein, S cerevisiaeTranscriptional Elongation FactorsTranscription FactorsTranscription Factor TFIIA

Identifiers

PMID15987999
PMCPMC1168812
OpenAlexW2166023249

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.