Evidence map›Paper›PMID 15718301›Full record

ArticleNucleic acids research2005

Mms22p protects Saccharomyces cerevisiae from DNA damage induced by topoisomerase II.

E L Baldwin, A C Berger, A H Corbett, N Osheroff

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 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
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

19 citing papers in PubMed, 35 citations in OpenAlex.

  1. Article
  2. Trapped topoisomerase II initiates formation of de novo duplications via the nonhomologous end-joining pathway in yeast.Proceedings of the National Academy of Sciences of the United States of America · 2020
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  18. Systematic genome instability screens in yeast and their potential relevance to cancer.Proceedings of the National Academy of Sciences of the United States of America · 2007
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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

4 authors at 1 institution in 1 country.

E L BaldwinDepartment of Biochemistry, Vanderbilt University School of Medicine Nashville, TN 37232-0146, USA.
A C Berger
A H Corbett
N Osheroff
Vanderbilt University · US

Funding

BIOCHEMICAL &CHEMICAL TRAINING FOR CANCER RESEARCHT32CA009582 · NCI · VANDERBILT UNIVERSITY · PI David K Cortez · 1987 to 2026
$8.8M
FUNCTION AND BIOLOGY OF EUKARYOTIC DNA TOPOISOMERASESR01GM033944 · NIGMS · VANDERBILT UNIVERSITY · PI OSHEROFF, NEIL · 1985 to 2015
$5.5M
MOLECULAR BASIS OF RAN MEDIATED NUCLEAR TRANSPORTR01GM058728 · NIGMS · EMORY UNIVERSITY · PI CORBETT, ANITA H. · 1999 to 2016
$5.4M
DNA LESIONS AS ENDOGENOUS TOPOISOMERASE POISONSR01GM053960 · NIGMS · VANDERBILT UNIVERSITY · PI OSHEROFF, NEIL · 1996 to 2009
$2.2M
Analysis of Niemann-Pick C Protein (NPCI) FunctionF31NS044743 · NINDS · EMORY UNIVERSITY · PI BERGER, ADAM C · 2002 to 2004
$103k
NCI NIH HHS 5 T32 CA09582NCI NIH HHS T32 CA009582NIGMS NIH HHS GM33944NIGMS NIH HHS GM53960NIGMS NIH HHS GM58728-05NIGMS NIH HHS R01 GM033944NIGMS NIH HHS R01 GM053960NIGMS NIH HHS R01 GM058728NINDS NIH HHS F31 NS044743NINDS NIH HHS NS044743-03
6 · The paper itself

Abstract

The cleavage reaction of topoisomerase II, which creates double-stranded DNA breaks, plays a central role in both the cure and initiation of cancer. Therefore, it is important to understand the cellular processes that repair topoisomerase II-generated DNA damage. Using a genome-wide approach with Saccharomyces cerevisiae, we found that Deltamre11, Deltaxrs2, Deltarad50, Deltarad51, Deltarad52, Deltarad54, Deltarad55, Deltarad57 and Deltamms22 strains were hypersensitive to etoposide, a drug that specifically increases levels of topoisomerase II-mediated DNA breaks. These results confirm that the single-strand invasion pathway of homologous recombination is the major pathway that repairs topoisomerase II-induced DNA damage in yeast and also indicate an important role for Mms22p. Although Deltamms22 strains are sensitive to several DNA-damaging agents, little is known about the function of Mms22p. Deltamms22 cultures accumulate in G2/M, and display an abnormal cell cycle response to topoisomerase II-mediated DNA damage. MMS22 appears to function outside of the single-strand invasion pathway, but levels of etoposide-induced homologous recombination in Deltamms22 cells are lower than wild-type. MMS22 is epistatic with RTT101 and RTT107, genes that encode its protein binding partners. Finally, consistent with a role in DNA processes, Mms22p localizes to discrete nuclear foci, even in the absence of etoposide or its binding partners.

Indexed as

DNA DamageDNA RepairCell CycleCell NucleusCullin ProteinsDNA Topoisomerases, Type IIEtoposideGene DeletionRecombination, GeneticSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsCullin ProteinsDNA Topoisomerases, Type IIEtoposideMms22 protein, S cerevisiaeRTT101 protein, S cerevisiaeSaccharomyces cerevisiae Proteins

Identifiers

PMID15718301
PMCPMC549411
OpenAlexW2022716168

What OpenQuestion holds

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Registered trials

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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.