Evidence map›Paper›PMID 11157758›Full record

ArticleThe EMBO journal2001

RNA polymerase III and RNA polymerase II promoter complexes are heterochromatin barriers in Saccharomyces cerevisiae.

D Donze, R T Kamakaka

Open access · greenAbstract read
In one paragraph

Article in The EMBO journal, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 147 papers.

0numbers the graph read from it
0cells of the map it votes in
147citing papers in PubMed
7.1field-weighted citation impact, top 2% 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

147 citing papers in PubMed, 278 citations in OpenAlex.

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  7. Viral and cellular insulators promote sustained HSV vector-mediated transgene expression in brain.Molecular therapy : the journal of the American Society of Gene Therapy · 2025
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  16. The life and times of a tRNA.RNA (New York, N.Y.) · 2023
    Review
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87 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

2 authors at 1 institution in 1 country.

D DonzeUnit on Chromatin and Transcription, NICHD/NIH, Bldg 18T, Room 106, 18 Library Drive, Bethesda, MD 20892, USA.
R T Kamakaka
United States National Library of Medicine · US

Funding

Studies On SilencingZ01HD008731 · NICHD · CHILD HEALTH AND HUMAN DEVELOPMENT · PI KAMAKAKA, ROHINTON T. · 2001 to 2005
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6 · The paper itself

Abstract

The chromosomes of eukaryotes are organized into structurally and functionally discrete domains. Several DNA elements have been identified that act to separate these chromatin domains. We report a detailed characterization of one of these elements, identifying it as a unique tRNA gene possessing the ability to block the spread of silent chromatin in Saccharomyces cerevisiae efficiently. Transcriptional potential of the tRNA gene is critical for barrier activity, as mutations in the tRNA promoter elements, or in extragenic loci that inhibit RNA polymerase III complex assembly, reduce barrier activity. Also, we have reconstituted the Drosophila gypsy element as a heterochromatin barrier in yeast, and have identified other yeast sequences, including the CHA1 upstream activating sequence, that function as barrier elements. Extragenic mutations in the acetyltransferase genes SAS2 and GCN5 also reduce tRNA barrier activity, and tethering of a GAL4/SAS2 fusion creates a robust barrier. We propose that silencing mediated by the Sir proteins competes with barrier element-associated chromatin remodeling activity.

Indexed as

Promoter Regions, GeneticAcetyltransferasesGene ExpressionGenes, FungalGene SilencingHeterochromatinModels, BiologicalMutationRNA Polymerase IIRNA Polymerase IIIRNA, Transfer, ThrSaccharomyces cerevisiaeTranscription FactorsAcetyltransferasesHeterochromatinRNA Polymerase IIRNA Polymerase IIIRNA, Transfer, ThrTranscription Factors

Identifiers

PMID11157758
PMCPMC133458
OpenAlexW2045399169

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.