Evidence map›Paper›PMID 17906693›Full record

ArticleOncogene2008

Negative regulation of MEKK1/2 signaling by serine-threonine kinase 38 (STK38).

A Enomoto, N Kido, M Ito, A Morita, Y Matsumoto, N Takamatsu, Y Hosoi, K Miyagawa

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
0.8field-weighted citation impact, top 29% 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

17 citing papers in PubMed, 34 citations in OpenAlex.

  1. Article
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  10. The ubiquitin ligase Cullin5Scientific reports · 2017
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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

8 authors at 3 institutions in 1 country.

A EnomotoSection of Radiation Biology, Center for Disease Biology and Integrative Medicine, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan. aenomoto@m.u-tokyo.ac.jp
N Kido
M Ito
A Morita
Y Matsumoto
N Takamatsu
Y Hosoi
K Miyagawa
The University of Tokyo · JPKitasato University · JPTokyo University of Science · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mitogen-activated protein kinases (MAPKs) are activated through the kinase cascades of MAPK, MAPK kinase (MAPKK) and MAPKK kinase (MAPKKK). MAPKKKs phosphorylate and activate their downstream MAPKKs, which in turn phosphorylate and activate their downstream MAPKs. MAPKKK proteins relay upstream signals through the MAPK cascades to induce cellular responses. However, the molecular mechanisms by which given MAPKKKs are regulated remain largely unknown. Here, we found that serine-threonine protein kinase 38, STK38, physically interacts with the MAPKKKs MEKK1 and MEKK2 (MEKK1/2). The carboxy terminus, including the catalytic domain, but not the amino terminus of MEKK1/2 was necessary for the interaction with STK38. STK38 inhibited MEKK1/2 activation without preventing MEKK1/2 binding to its substrate, SEK1. Importantly, STK38 suppressed the autophosphorylation of MEKK2 without interfering with MEKK2 dimer formation, and converted MEKK2 from its phosphorylated to its nonphosphorylated form. The negative regulation of MEKK1/2 was not due to its phosphorylation by STK38. On the other hand, stk38 short hairpin RNA enhanced sorbitol-induced activation of MEKK2 and phosphorylation of the downstream MAPKKs, MKK3/6. Taken together, our results indicate that STK38 negatively regulates the activation of MEKK1/2 by direct interaction with the catalytic domain of MEKK1/2, suggesting a novel mechanism of MEKK1/2 regulation.

Indexed as

Gene Expression RegulationSignal TransductionAnimalsBlotting, WesternCells, CulturedChlorocebus aethiopsCOS CellsDimerizationGene Expression ProfilingHumansImmunoprecipitationIndicators and ReagentsMAP Kinase Kinase 4MAP Kinase Kinase Kinase 1MAP Kinase Kinase Kinase 2MAP Kinase Kinase KinasesIndicators and ReagentsMAP3K1 protein, humanMAP3K2 protein, humanMAP Kinase Kinase 4MAP Kinase Kinase Kinase 1MAP Kinase Kinase Kinase 2MAP Kinase Kinase KinasesProtein Serine-Threonine KinasesRNA, Small InterferingSorbitolSTK38 protein, human

Identifiers

PMID17906693
OpenAlexW2057598278

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.