Evidence map›Paper›PMID 27484478›Full record

ArticleNucleic acids research2016

Meiotic prophase roles of Rec8 in crossover recombination and chromosome structure.

Sang-Wook Yoon, Min-Su Lee, Martin Xaver, Liangran Zhang, Soo-Gil Hong, Yoon-Ju Kong, Hong-Rae Cho, Nancy Kleckner, Keun P Kim

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
3.5field-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

43 citing papers in PubMed, 68 citations in OpenAlex.

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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

9 authors at 2 institutions in 2 countries.

Sang-Wook YoonDepartment of Life Science, Chung-Ang University, Seoul 156-756, Korea.
Min-Su LeeDepartment of Life Science, Chung-Ang University, Seoul 156-756, Korea.
Martin XaverMax Perutz Laboratories, Chromosome Biology, University of Vienna, Vienna Biocenter, Vienna 1030, Austria.
Liangran ZhangDepartment of Molecular and Cellular Biology, Harvard University, Cambridge, MA 02138, USA.
Soo-Gil HongDepartment of Life Science, Chung-Ang University, Seoul 156-756, Korea.
Yoon-Ju KongDepartment of Life Science, Chung-Ang University, Seoul 156-756, Korea.
Hong-Rae ChoDepartment of Life Science, Chung-Ang University, Seoul 156-756, Korea.
Nancy KlecknerDepartment of Molecular and Cellular Biology, Harvard University, Cambridge, MA 02138, USA.
Keun P KimDepartment of Life Science, Chung-Ang University, Seoul 156-756, Korea kpkim@cau.ac.kr.
Chung-Ang University · KRHarvard University · US

Funding

MEIOTIC CHROMOSOME SYNAPSIS AND RECOMBINATION IN YEASTR01GM044794 · NIGMS · HARVARD UNIVERSITY · PI KLECKNER, NANCY E · 1990 to 2018
$13.8M
ILLEGITIMATE RECOMBINATION BY DRUG RESISTANCE ELEMENTSR01GM025326 · NIGMS · HARVARD UNIVERSITY · PI KLECKNER, NANCY E · 1985 to 2019
$12.5M
NIGMS NIH HHS R01 GM025326NIGMS NIH HHS R01 GM044794
6 · The paper itself

Abstract

Rec8 is a prominent component of the meiotic prophase chromosome axis that mediates sister chromatid cohesion, homologous recombination and chromosome synapsis. Here, we explore the prophase roles of Rec8. (i) During the meiotic divisions, Rec8 phosphorylation mediates its separase-mediated cleavage. We show here that such cleavage plays no detectable role for chromosomal events of prophase. (ii) We have analyzed in detail three rec8 phospho-mutants, with 6, 24 or 29 alanine substitutions. A distinct 'separation of function' phenotype is revealed. In the mutants, axis formation and recombination initiation are normal, as is non-crossover recombination; in contrast, crossover (CO)-related events are defective. Moreover, the severities of these defects increase coordinately with the number of substitution mutations, consistent with the possibility that global phosphorylation of Rec8 is important for these effects. (iii) We have analyzed the roles of three kinases that phosphorylate Rec8 during prophase. Timed inhibition of Dbf4-dependent Cdc7 kinase confers defects concordant with rec8 phospho-mutant phenotypes. Inhibition of Hrr25 or Cdc5/polo-like kinase does not. Our results suggest that Rec8's prophase function, independently of cohesin cleavage, contributes to CO-specific events in conjunction with the maintenance of homolog bias at the leptotene/zygotene transition of meiotic prophase.

Indexed as

Chromosome StructuresCrossing Over, GeneticRecombination, GeneticAllelesCell Cycle ProteinsChromosomal Proteins, Non-HistoneChromosome MappingDNA Breaks, Double-StrandedDNA CleavageMAP Kinase Kinase 1MitosisMultiprotein ComplexesMutationPhenotypePhosphorylationProphaseCDC5 protein, S cerevisiaeCDC7 protein, S cerevisiaeCell Cycle ProteinsChromosomal Proteins, Non-HistoneMAP Kinase Kinase 1Multiprotein ComplexesProtein Serine-Threonine KinasesREC8 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsUbiquitin-Protein LigasesZip3 protein, S cerevisiae

Identifiers

PMID27484478
PMCPMC5100558
OpenAlexW2501629585

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.