Evidence map›Paper›PMID 15879514›Full record

ArticleGenetics2005

The large loop repair and mismatch repair pathways of Saccharomyces cerevisiae act on distinct substrates during meiosis.

Linnea E Jensen, Peter A Jauert, David T Kirkpatrick

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Genetics, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
0.8field-weighted citation impact, top 30% 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

19 citing papers in PubMed, 29 citations in OpenAlex.

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  15. A tale of tails: insights into the coordination of 3' end processing during homologous recombination.BioEssays : news and reviews in molecular, cellular and developmental biology · 2009
    Review
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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.

Linnea E JensenDepartment of Genetics, Cell Biology and Development, University of Minnesota, Minneapolis, Minnesota 55455, USA.
Peter A Jauert
David T Kirkpatrick
University of Minnesota · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

During meiotic recombination in the yeast Saccharomyces cerevisiae, heteroduplex DNA is formed when single-stranded DNAs from two homologs anneal as a consequence of strand invasion. If the two DNA strands differ in sequence, a mismatch will be generated. Mismatches in heteroduplex DNA are recognized and repaired efficiently by meiotic DNA mismatch repair systems. Components of two meiotic systems, mismatch repair (MMR) and large loop repair (LLR), have been identified previously, but the substrate range of these repair systems has never been defined. To determine the substrates for the MMR and LLR repair pathways, we constructed insertion mutations at HIS4 that form loops of varying sizes when complexed with wild-type HIS4 sequence during meiotic heteroduplex DNA formation. We compared the frequency of repair during meiosis in wild-type diploids and in diploids lacking components of either MMR or LLR. We find that the LLR pathway does not act on single-stranded DNA loops of <16 nucleotides in length. We also find that the MMR pathway can act on loops up to 17, but not >19, nucleotides in length, indicating that the two pathways overlap slightly in their substrate range during meiosis. Our data reveal differences in mitotic and meiotic MMR and LLR; these may be due to alterations in the functioning of each complex or result from subtle sequence context influences on repair of the various mismatches examined.

Indexed as

Alcohol OxidoreductasesAminohydrolasesAnimalsBase Pair MismatchBase SequenceChromosome SegregationDNA PrimersDNA RepairMeiosisMolecular Sequence DataMutagenesis, InsertionalNucleic Acid HeteroduplexesPlasmidsPyrophosphatasesSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsAlcohol OxidoreductasesAminohydrolasesDNA PrimersHIS4 protein, S cerevisiaeNucleic Acid HeteroduplexesPyrophosphatasesSaccharomyces cerevisiae Proteins

Identifiers

PMID15879514
PMCPMC1451170
OpenAlexW2129555021

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.