Evidence map›Paper›PMID 26114780›Full record

ArticlePloS one2015

The Dimerization State of the Mammalian High Mobility Group Protein AT-Hook 2 (HMGA2).

Lorraine Frost, Maria A M Baez, Christopher Harrilal, Alyssa Garabedian, Francisco Fernandez-Lima, Fenfei Leng

Abstract read
In one paragraph

Article in PloS one, 2015. 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
–field-weighted citation impact
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.

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  18. Structures of the kinetically trapped i-motif DNA intermediates.Physical chemistry chemical physics : PCCP · 2016
    Article
  19. Isomer Separation of Polybrominated Diphenyl Ether Metabolites using nanoESI-TIMS-MS.International journal for ion mobility spectrometry : official publication of the International Society for Ion Mobility Spectrometry · 2016
    Article
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.

Lorraine FrostBiomolecular Sciences Institute, Florida International University, Miami, Florida, United States of America; Department of Chemistry and Biochemistry, Florida International University, Miami, Florida, United States of America.
Maria A M BaezBiomolecular Sciences Institute, Florida International University, Miami, Florida, United States of America; Department of Chemistry and Biochemistry, Florida International University, Miami, Florida, United States of America.
Christopher HarrilalBiomolecular Sciences Institute, Florida International University, Miami, Florida, United States of America; Department of Chemistry and Biochemistry, Florida International University, Miami, Florida, United States of America.
Alyssa GarabedianBiomolecular Sciences Institute, Florida International University, Miami, Florida, United States of America; Department of Chemistry and Biochemistry, Florida International University, Miami, Florida, United States of America.
Francisco Fernandez-LimaBiomolecular Sciences Institute, Florida International University, Miami, Florida, United States of America; Department of Chemistry and Biochemistry, Florida International University, Miami, Florida, United States of America.
Fenfei LengBiomolecular Sciences Institute, Florida International University, Miami, Florida, United States of America; Department of Chemistry and Biochemistry, Florida International University, Miami, Florida, United States of America.

Funding

Mechanisms of Transcription-Coupled DNA SupercoilingSC1HD063059 · NICHD · FLORIDA INTERNATIONAL UNIVERSITY · PI LENG, FENFEI · 2009 to 2012
$972k
Mass Spectrometry based molecular imaging of native biological nanodomainsR00GM106414 · NIGMS · FLORIDA INTERNATIONAL UNIVERSITY · PI FERNANDEZ-LIMA, FRANCISCO · 2012 to 2014
$731k
Transcription-Coupled DNA SupercoilingR15GM109254 · NIGMS · FLORIDA INTERNATIONAL UNIVERSITY · PI LENG, FENFEI · 2014 to 2014
$317k
NICHD NIH HHS 5SC1HD063059-04NICHD NIH HHS SC1 HD063059NIGMS NIH HHS 1R15GM109254-01A1NIGMS NIH HHS R00 GM106414NIGMS NIH HHS R00GM106414NIGMS NIH HHS R15 GM109254
6 · The paper itself

Abstract

The mammalian high mobility group protein AT-hook 2 (HMGA2) is a chromosomal architectural transcription factor involved in cell transformation and oncogenesis. It consists of three positively charged "AT-hooks" and a negatively charged C-terminus. Sequence analyses, circular dichroism experiments, and gel-filtration studies showed that HMGA2, in the native state, does not have a defined secondary or tertiary structure. Surprisingly, using combined approaches of 1-Ethyl-3-(3-dimethylaminopropyl)carbodiimide hydrochloride (EDC) chemical cross-linking, analytical ultracentrifugation, fluorescence resonance energy transfer (FRET), and mass spectrometry, we discovered that HMGA2 is capable of self-associating into homodimers in aqueous buffer solution. Our results showed that electrostatic interactions between the positively charged "AT-hooks" and the negatively charged C-terminus greatly contribute to the homodimer formation.

Indexed as

AnimalsCircular DichroismDimerizationEthyldimethylaminopropyl CarbodiimideFluorescence Resonance Energy TransferHMGA2 ProteinHydrodynamicsMass SpectrometryMiceEthyldimethylaminopropyl CarbodiimideHMGA2 Protein

Identifiers

PMID26114780
PMCPMC4482583

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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.