Evidence map›Paper›PMID 26749271›Full record

ArticleChembiochem : a European journal of chemical biology2016

Juxta-terminal Helix Unwinding as a Stabilizing Factor to Modulate the Dynamics of Transmembrane Helices.

Armin Mortazavi, Venkatesan Rajagopalan, Kelsey A Sparks, Denise V Greathouse, Roger E Koeppe

Abstract read
In one paragraph

Article in Chembiochem : a European journal of chemical biology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

10 citing papers in PubMed.

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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

5 authors.

Armin MortazaviDepartment of Chemistry and Biochemistry, University of Arkansas, Fayetteville, Arkansas, 72701, USA.
Venkatesan RajagopalanDepartment of Chemistry and Biochemistry, University of Arkansas, Fayetteville, Arkansas, 72701, USA.ORCID http://orcid.org/0000-0002-7316-8176
Kelsey A SparksDepartment of Chemistry and Biochemistry, University of Arkansas, Fayetteville, Arkansas, 72701, USA.
Denise V GreathouseDepartment of Chemistry and Biochemistry, University of Arkansas, Fayetteville, Arkansas, 72701, USA.ORCID http://orcid.org/0000-0001-7104-8499
Roger E KoeppeDepartment of Chemistry and Biochemistry, University of Arkansas, Fayetteville, Arkansas, 72701, USA. rk2@uark.edu.ORCID http://orcid.org/0000-0003-0676-6413

Funding

Understanding Hesitant AdoptersP20GM103429 · NIGMS · UNIV OF ARKANSAS FOR MED SCIS · PI Lawrence E Cornett, JERRY WARE · 2012 to 2026
$60.9M
Center for Protein Structure and FunctionP30GM103450 · NIGMS · UNIVERSITY OF ARKANSAS AT FAYETTEVILLE · PI MILLETT, FRANCIS S · 2012 to 2014
$3.2M
NIGMS NIH HHS GM103429NIGMS NIH HHS GM103450NIGMS NIH HHS P20 GM103429NIGMS NIH HHS P30 GM103450
6 · The paper itself

Abstract

Transmembrane helices of integral membrane proteins often are flanked by interfacial aromatic residues that can serve as anchors to aid the stabilization of a tilted transmembrane orientation. Yet, physical factors that govern the orientation or dynamic averaging of individual transmembrane helices are not well understood and have not been adequately explained. Using solid-state (2) H NMR spectroscopy to examine lipid bilayer-incorporated model peptides of the GWALP23 (acetyl-GGALW(LA)6 LWLAGA-amide) family, we observed substantial unwinding at the terminals of several tilted helices spanning the membranes of DLPC, DMPC, or DOPC lipid bilayers. The fraying of helix ends might be vital for defining the dynamics and orientations of transmembrane helices in lipid bilayer membranes.

Indexed as

Membrane ProteinsPeptidesProton Magnetic Resonance SpectroscopyMembrane ProteinsPeptidesGWALP23protein-lipid interactionssolid-state NMR spectroscopytransmembrane helix unwindingtryptophan

Identifiers

PMID26749271
PMCPMC4820057

What OpenQuestion holds

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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.