Evidence map›Paper›PMID 1480108›Full record

ReviewMicrobiological reviews1992

Silencers, silencing, and heritable transcriptional states.

P Laurenson, J Rine

Open access · diamondAbstract readReview
In one paragraph

Review in Microbiological reviews, 1992. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 126 papers.

0numbers the graph read from it
0cells of the map it votes in
126citing papers in PubMed
11.9field-weighted citation impact, top 1% 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

126 citing papers in PubMed, 289 citations in OpenAlex.

  1. Environmental Regulation and Gene-by-Environment Interaction InfluencebioRxiv : the preprint server for biology · 2026
    Article
  2. Review
  3. Specialized replication of heterochromatin domains ensures self-templated chromatin assembly and epigenetic inheritance.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
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66 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.

P LaurensonDivision of Genetics, University of California, Berkeley 94720.
J Rine
University of California, Berkeley · US

Funding

GENETIC ANALYSIS OF THE GENES CONTROLLING A POSITIONR01GM031105 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI RINE, JASPER D · 1985 to 2020
$6.4M
GENETIC ANALYSIS OF GENES CONTROLLING A POSITION EFFECTR37GM031105 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI RINE, JASPER D · 1999 to 2008
$3.5M
NIGMS NIH HHS GM31105
6 · The paper itself

Abstract

Three copies of the mating-type genes, which determine cell type, are found in the budding yeast Saccharomyces cerevisiae. The copy at the MAT locus is transcriptionally active, whereas identical copies of the mating-type genes at the HML and HMR loci are transcriptionally silent. Hence, HML and HMR, also known as the silent mating-type loci, are subject to a position effect. Regulatory sequences flank the silent mating-type loci and mediate repression of HML and HMR. These regulatory sequences are called silencers for their ability to repress the transcription of nearby genes in a distance- and orientation-independent fashion. In addition, a number of proteins, including the four SIR proteins, histone H4, and an alpha-acetyltransferase, are required for the complete repression of HML and HMR. Because alterations in the amino-terminal domain of histone H4 result in the derepression of the silent mating-type loci, the mechanism of repression may involve the assembly of a specific chromatin structure. A number of additional clues permit insight into the nature of repression at HML and HMR. First, an S phase event is required for the establishment of repression. Second, at least one gene appears to play a role in the establishment mechanism yet is not essential for the stable propagation of repression through many rounds of cell division. Third, certain aspects of repression are linked to aspects of replication. The silent mating-type loci share many similarities with heterochromatin. Furthermore, regions of S. cerevisiae chromosomes, such as telomeres, which are known to be heterochromatic in other organisms, require a subset of SIR proteins for repression. Further analysis of the transcriptional repression at the silent mating-type loci may lend insight into heritable repression in other eukaryotes.

Indexed as

Gene Expression Regulation, FungalTranscription, GeneticChromatinGene Expression Regulation, BacterialGenes, FungalGenes, Mating Type, FungalRegulatory Sequences, Nucleic AcidSaccharomyces cerevisiaeChromatin

Identifiers

PMID1480108
PMCPMC372887
OpenAlexW1846058178

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.