Evidence map›Paper›PMID 17565942›Full record

ArticleGenetics2007

A genetic analysis of the Drosophila mcm5 gene defines a domain specifically required for meiotic recombination.

Cathleen M Lake, Kathy Teeter, Scott L Page, Rachel Nielsen, R Scott Hawley

Open access · bronzeAbstract read
In one paragraph

Article in Genetics, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.1field-weighted citation impact, top 24% 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

22 citing papers in PubMed, 30 citations in OpenAlex.

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  11. Meiotic Recombination: The Essence of Heredity.Cold Spring Harbor perspectives in biology · 2015
    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

5 authors at 2 institutions in 2 countries.

Cathleen M LakeStowers Institute for Medical Research, 1000 E. 50th Street, Kansas City, MO 64110, USA. cml@stowers-institute.org
Kathy Teeter
Scott L Page
Rachel Nielsen
R Scott Hawley
Stowers Institute for Medical Research · USJames Cook University · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Members of the minichromosome maintenance (MCM) family have pivotal roles in many biological processes. Although originally studied for their role in DNA replication, it is becoming increasingly apparent that certain members of this family are multifunctional and also play roles in transcription, cohesion, condensation, and recombination. Here we provide a genetic dissection of the mcm5 gene in Drosophila that demonstrates an unexpected function for this protein. First, we show that homozygotes for a null allele of mcm5 die as third instar larvae, apparently as a result of blocking those replication events that lead to mitotic divisions without impairing endo-reduplication. However, we have also recovered a viable and fertile allele of mcm5 (denoted mcm5(A7)) that specifically impairs the meiotic recombination process. We demonstrate that the decrease in recombination observed in females homozygous for mcm5(A7) is not due to a failure to create or repair meiotically induced double strand breaks (DSBs), but rather to a failure to resolve those DSBs into meiotic crossovers. Consistent with their ability to repair meiotically induced DSBs, flies homozygous for mcm5(A7) are fully proficient in somatic DNA repair. These results strengthen the observation that members of the prereplicative complex have multiple functions and provide evidence that mcm5 plays a critical role in the meiotic recombination pathway.

Indexed as

Genes, InsectAllelesAnimalsAnimals, Genetically ModifiedBase SequenceCell Cycle ProteinsDNA Breaks, Double-StrandedDNA PrimersDNA RepairDrosophilaDrosophila ProteinsFemaleGene DeletionHomozygoteMaleMeiosisCell Cycle ProteinsDNA PrimersDrosophila ProteinsMcm5 protein, Drosophila

Identifiers

PMID17565942
PMCPMC1950621
OpenAlexW2064414941

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.