Evidence map›Paper›PMID 23608533›Full record

ArticleMolecular and cellular biology2013

p90 RSK2 mediates antianoikis signals by both transcription-dependent and -independent mechanisms.

Lingtao Jin, Dan Li, Jong Seok Lee, Shannon Elf, Gina N Alesi, Jun Fan, Hee-Bum Kang, Dongsheng Wang, Haian Fu, Jack Taunton and 7 more

Open access · bronzeAbstract read
In one paragraph

Article in Molecular and cellular biology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.3field-weighted citation impact, top 19% 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

20 citing papers in PubMed, 30 citations in OpenAlex.

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  12. DGKA Provides Platinum Resistance in Ovarian Cancer Through Activation of c-JUN-WEE1 Signaling.Clinical cancer research : an official journal of the American Association for Cancer Research · 2020
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  13. A pre-existing population of ZEB2Journal of experimental & clinical cancer research : CR · 2020
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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

17 authors at 4 institutions in 1 country.

Lingtao JinDepartment of Hematology and Medical Oncology, Winship Cancer Institute, Emory University School of Medicine, Atlanta, Georgia, USA.
Dan Li
Jong Seok Lee
Shannon Elf
Gina N Alesi
Jun Fan
Hee-Bum Kang
Dongsheng Wang
Haian Fu
Jack Taunton
Titus J Boggon
Meghan Tucker
Ting-Lei Gu
Zhuo G Chen
Dong M Shin
Fadlo R Khuri
Sumin Kang
Emory University · USCell Signaling Technology (United States) · USUniversity of California, San Francisco · USYale University · US

Funding

TARGETING DEATH RECEPTOR-MEDIATED APOPTOSIS FOR HEAD AND NECK CANCERP50CA128613 · NCI · EMORY UNIVERSITY · PI MULLER, SUSAN J · 2007 to 2011
$12.0M
Transcription-dependent and -independent signaling of RSK2 in cancer metastasisR01CA175316 · NCI · EMORY UNIVERSITY · PI KANG, SUMIN · 2014 to 2023
$3.5M
Highly Selective, Irreversible Protein Kinase InhibitorsR01GM071434 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI TAUNTON, JACK · 2005 to 2008
$1.1M
NCI NIH HHS P50 CA128613NCI NIH HHS P50CA128613NCI NIH HHS R01 CA175316NIGMS NIH HHS GM071434NIGMS NIH HHS R01 GM071434
6 · The paper itself

Abstract

How invasive and metastatic tumor cells evade anoikis induction remains unclear. We found that knockdown of RSK2 sensitizes diverse cancer cells to anoikis induction, which is mediated through phosphorylation targets including apoptosis signal-regulating kinase 1 (ASK1) and cyclic AMP (cAMP) response element-binding protein (CREB). We provide evidence to show that RSK2 inhibits ASK1 by phosphorylating S83, T1109, and T1326 through a novel mechanism in which phospho-T1109/T1326 inhibits ATP binding to ASK1, while phospho-S83 attenuates ASK1 substrate MKK6 binding. Moreover, the RSK2→CREB signaling pathway provides antianoikis protection by regulating gene expression of protein effectors that are involved in cell death regulation, including the antiapoptotic factor protein tyrosine kinase 6 (PTK6) and the proapoptotic factor inhibitor-of-growth protein 3 (ING3). PTK6 overexpression or ING3 knockdown in addition to ASK1 knockdown further rescued the increased sensitivity to anoikis induction in RSK2 knockdown cells. These data together suggest that RSK2 functions as a signal integrator to provide antianoikis protection to cancer cells in both transcription-independent and -dependent manners, in part by signaling through ASK1 and CREB, and contributes to cancer cell invasion and tumor metastasis.

Indexed as

Adenosine TriphosphateAnoikisCell Line, TumorCyclic AMP Response Element-Binding ProteinGene Expression RegulationGenes, Tumor SuppressorHomeodomain ProteinsHumansMAP Kinase Kinase 6MAP Kinase Kinase Kinase 5Neoplasm ProteinsPhosphorylationProtein-Tyrosine KinasesRibosomal Protein S6 Kinases, 90-kDaSignal TransductionTranscription, GeneticAdenosine TriphosphateCREB1 protein, humanCyclic AMP Response Element-Binding ProteinHomeodomain ProteinsING3 protein, humanMAP2K6 protein, humanMAP3K5 protein, humanMAP Kinase Kinase 6MAP Kinase Kinase Kinase 5Neoplasm ProteinsProtein-Tyrosine KinasesPTK6 protein, humanribosomal protein S6 kinase, 90kDa, polypeptide 3Ribosomal Protein S6 Kinases, 90-kDaTumor Suppressor Proteins

Identifiers

PMID23608533
PMCPMC3700113
OpenAlexW2138333784

What Socratic 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 Socratic graph.