Evidence map›Paper›PMID 20639859›Full record

ArticleThe EMBO journal2010

14-3-3gamma mediates Cdc25A proteolysis to block premature mitotic entry after DNA damage.

Kousuke Kasahara, Hidemasa Goto, Masato Enomoto, Yasuko Tomono, Tohru Kiyono, Masaki Inagaki

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

48 citing papers in PubMed, 91 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

6 authors at 3 institutions in 1 country.

Kousuke KasaharaDivision of Biochemistry, Aichi Cancer Center Research Institute, Nagoya, Aichi, Japan.
Hidemasa Goto
Masato Enomoto
Yasuko Tomono
Tohru Kiyono
Masaki Inagaki
Aichi Cancer Center · JPNagoya University · JPShigei Medical Research Institute · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

14-3-3 proteins control various cellular processes, including cell cycle progression and DNA damage checkpoint. At the DNA damage checkpoint, some subtypes of 14-3-3 (beta and zeta isoforms in mammalian cells and Rad24 in fission yeast) bind to Ser345-phosphorylated Chk1 and promote its nuclear retention. Here, we report that 14-3-3gamma forms a complex with Chk1 phosphorylated at Ser296, but not at ATR sites (Ser317 and Ser345). Ser296 phosphorylation is catalysed by Chk1 itself after Chk1 phosphorylation by ATR, and then ATR sites are rapidly dephosphorylated on Ser296-phosphorylated Chk1. Although Ser345 phosphorylation is observed at nuclear DNA damage foci, it occurs more diffusely in the nucleus. The replacement of endogenous Chk1 with Chk1 mutated at Ser296 to Ala induces premature mitotic entry after ultraviolet irradiation, suggesting the importance of Ser296 phosphorylation in the DNA damage response. Although Ser296 phosphorylation induces the only marginal change in Chk1 catalytic activity, 14-3-3gamma mediates the interaction between Chk1 and Cdc25A. This ternary complex formation has an essential function in Cdc25A phosphorylation and degradation to block premature mitotic entry after DNA damage.

Indexed as

DNA DamageMitosis14-3-3 Proteinsbeta-Transducin Repeat-Containing Proteinscdc25 PhosphatasesCell CycleCell NucleusCheckpoint Kinase 1HeLa CellsHumansPhosphorylationProtein BindingProtein KinasesSerine14-3-3 Proteinsbeta-Transducin Repeat-Containing ProteinsBTRC protein, humancdc25 PhosphatasesCheckpoint Kinase 1CHEK1 protein, humanProtein KinasesSerine

Identifiers

PMID20639859
PMCPMC2924644
OpenAlexW2096352820

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.