Evidence map›Paper›PMID 10570173›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1999

Functional specificity of MutL homologs in yeast: evidence for three Mlh1-based heterocomplexes with distinct roles during meiosis in recombination and mismatch correction.

T F Wang, N Kleckner, N Hunter

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 149 papers.

0numbers the graph read from it
0cells of the map it votes in
149citing papers in PubMed
6.7field-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

149 citing papers in PubMed, 300 citations in OpenAlex.

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  4. Mechanism of MutLβ-dependent DNA expansions.Proceedings of the National Academy of Sciences of the United States of America · 2026
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89 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 1 institution in 1 country.

T F WangMolecular and Cellular Biology, Harvard University, 7 Divinity Avenue, Cambridge, MA 02138, USA.
N Kleckner
N Hunter
Harvard University · US

Funding

MEIOTIC CHROMOSOME SYNAPSIS AND RECOMBINATION IN YEASTR01GM044794 · NIGMS · HARVARD UNIVERSITY · PI KLECKNER, NANCY E · 1990 to 2018
$13.8M
NIGMS NIH HHS R01 GM044794NIGMS NIH HHS R01-GM44794Wellcome Trust
6 · The paper itself

Abstract

The yeast genome encodes four proteins (Pms1 and Mlh1-3) homologous to the bacterial mismatch repair component, MutL. Using two hybrid-interaction and coimmunoprecipitation studies, we show that these proteins can form only three types of complexes in vivo. Mlh1 is the common component of all three complexes, interacting with Pms1, Mlh2, and Mlh3, presumptively as heterodimers. The phenotypes of single deletion mutants reveal distinct functions for the three heterodimers during meiosis: in a pms1 mutant, frequent postmeiotic segregation indicates a defect in the correction of heteroduplex DNA, whereas the frequency of crossing-over is normal. Conversely, crossing-over in the mlh3 mutant is reduced to approximately 70% of wild-type levels but correction of heteroduplex is normal. In a mlh2 mutant, crossing-over is normal and postmeiotic segregation is not observed but non-Mendelian segregation is elevated and altered with respect to parity. Finally, to a first approximation, the mlh1 mutant represents the combined single mutant phenotypes. Taken together, these data imply modulation of a basic Mlh1 function via combination with the three other MutL homologs and suggest specifically that Mlh1 combines with Mlh3 to promote meiotic crossing-over.

Indexed as

Adenosine TriphosphatasesBase Pair MismatchCarrier ProteinsDNA RepairEscherichia coli ProteinsMeiosisRecombination, GeneticSaccharomyces cerevisiae ProteinsAdaptor Proteins, Signal TransducingAnimalsBacterial ProteinsCOS CellsFungal ProteinsGuinea PigsMutL Protein Homolog 1MutL ProteinsAdaptor Proteins, Signal TransducingAdenosine TriphosphatasesBacterial ProteinsCarrier ProteinsEscherichia coli ProteinsFungal ProteinsMLH1 protein, S cerevisiaeMutL protein, E coliMutL Protein Homolog 1MutL ProteinsPMS1 protein, S cerevisiaeSaccharomyces cerevisiae Proteins

Identifiers

PMID10570173
PMCPMC24165
OpenAlexW2008129321

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.