Evidence map›Paper›PMID 26103942›Full record

ArticleNature communications2015

Grb2 monomer-dimer equilibrium determines normal versus oncogenic function.

Zamal Ahmed, Zahra Timsah, Kin M Suen, Nathan P Cook, Gilbert R Lee, Chi-Chuan Lin, Mihai Gagea, Angel A Marti, John E Ladbury

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Nature communications, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

47 citing papers in PubMed, 90 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 4 institutions in 3 countries.

Zamal Ahmed1] Department of Biochemistry and Molecular Biology, University of Texas, M.D. Anderson Cancer Center, Unit 1000, 1515 Holcombe Boulevard, Houston, Texas 77030, USA [2] Center for Biomolecular Structure and Function, University of Texas, M.D. Anderson Cancer Center, Unit 1000, 1515 Holcombe Boulevard, Houston, Texas 77030, USA.
Zahra Timsah1] Department of Biochemistry and Molecular Biology, University of Texas, M.D. Anderson Cancer Center, Unit 1000, 1515 Holcombe Boulevard, Houston, Texas 77030, USA [2] School of Molecular and Cellular Biology, University of Leeds, Leeds LS2 9JT, UK.
Kin M Suen1] Department of Biochemistry and Molecular Biology, University of Texas, M.D. Anderson Cancer Center, Unit 1000, 1515 Holcombe Boulevard, Houston, Texas 77030, USA [2] School of Molecular and Cellular Biology, University of Leeds, Leeds LS2 9JT, UK.
Nathan P CookDepartment of Chemistry, Rice University, Houston, Texas 77005, USA.
Gilbert R LeeCenter for Biomolecular Structure and Function, University of Texas, M.D. Anderson Cancer Center, Unit 1000, 1515 Holcombe Boulevard, Houston, Texas 77030, USA.
Chi-Chuan Lin1] Department of Biochemistry and Molecular Biology, University of Texas, M.D. Anderson Cancer Center, Unit 1000, 1515 Holcombe Boulevard, Houston, Texas 77030, USA [2] School of Molecular and Cellular Biology, University of Leeds, Leeds LS2 9JT, UK.
Mihai GageaDepartment of Veterinary Medicine and Surgery, University of Texas, M.D. Anderson Cancer Center, Unit 63, 1515 Holcombe Boulevard, Houston, Texas 77030, USA.
Angel A MartiDepartment of Chemistry, Rice University, Houston, Texas 77005, USA.
John E Ladbury1] Department of Biochemistry and Molecular Biology, University of Texas, M.D. Anderson Cancer Center, Unit 1000, 1515 Holcombe Boulevard, Houston, Texas 77030, USA [2] Center for Biomolecular Structure and Function, University of Texas, M.D. Anderson Cancer Center, Unit 1000, 1515 Holcombe Boulevard, Houston, Texas 77030, USA [3] School of Molecular and Cellular Biology, University of Leeds, Leeds LS2 9JT, UK.
The University of Texas MD Anderson Cancer Center · USRice University · USUniversity of Leeds · GBUniversity of Veterinary Medicine · HU

Funding

Tumor Evolution and Metastasis ProgramP30CA016672 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Fabien Delerue · 1985 to 2026
$290.8M
6 · The paper itself

Abstract

The adaptor protein growth factor receptor-bound protein 2 (Grb2) is ubiquitously expressed in eukaryotic cells and involved in a multitude of intracellular protein interactions. Grb2 plays a pivotal role in tyrosine kinase-mediated signal transduction including linking receptor tyrosine kinases to the Ras/mitogen-activated protein (MAP) kinase pathway, which is implicated in oncogenic outcome. Grb2 exists in a constitutive equilibrium between monomeric and dimeric states. Here we show that only monomeric Grb2 is capable of binding to SOS and upregulating MAP kinase signalling and that the dimeric state is inhibitory to this process. Phosphorylation of tyrosine 160 (Y160) on Grb2, or binding of a tyrosylphosphate-containing ligand to the SH2 domain of Grb2, results in dimer dissociation. Phosphorylation of Y160 on Grb2 is readily detectable in the malignant forms of human prostate, colon and breast cancers. The self-association/dissociation of Grb2 represents a switch that regulates MAP kinase activity and hence controls cancer progression.

Indexed as

MAP Kinase Signaling SystemProtein MultimerizationBreast NeoplasmsColonic NeoplasmsFemaleGRB2 Adaptor ProteinHEK293 CellsHumansMalePhosphorylationProstatic NeoplasmsSignal TransductionSon of Sevenless Proteinssrc Homology DomainsTissue Array AnalysisTyrosineGRB2 Adaptor ProteinGRB2 protein, humanSon of Sevenless ProteinsTyrosine

Identifiers

PMID26103942
PMCPMC4491180
OpenAlexW1704845487

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.