Evidence map›Paper›PMID 16169979›Full record

ArticleBiophysical journal2005

Direct determination of a membrane-peptide interface using the nuclear magnetic resonance cross-saturation method.

Takefumi Nakamura, Hideo Takahashi, Koh Takeuchi, Toshiyuki Kohno, Kaori Wakamatsu, Ichio Shimada

Abstract read
In one paragraph

Article in Biophysical journal, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 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

6 authors.

Takefumi NakamuraJapan Biological Information Research Center, Japan Biological Informatics Consortium, Tokyo 135-0064, Japan.
Hideo Takahashi
Koh Takeuchi
Toshiyuki Kohno
Kaori Wakamatsu
Ichio Shimada

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Membrane-peptide interactions are involved in many crucial biological and pharmacological activities. To clarify the interaction mode of membrane-peptide complexes, it is important to analyze both the dynamic properties and the contact residues of the membrane-bound peptide. In this study, we investigated the dynamic properties of a peptide bound to a lipid bilayer, using relaxation and amide-water exchange analyses, and directly determined the membrane-peptide interface, using the cross-saturation method. For the models of a lipid bilayer and a peptide, isotropic bicelles and mastoparan were used, respectively. The results indicate that mastoparan had a heterogeneous distribution of motion over various timescales and interacted with the lipid bilayer by using its hydrophobic side; the molecule was located within the lipid bilayer rather than on the surface, as thought previously. This study shows that the cross-saturation method is useful for determining the interface of not only protein-protein but also membrane-peptide complexes.

Indexed as

AlgorithmsIntercellular Signaling Peptides and ProteinsLipid BilayersMagnetic Resonance SpectroscopyMembrane ProteinsPeptidesProtein BindingSurface PropertiesWasp VenomsWaterIntercellular Signaling Peptides and ProteinsLipid BilayersmastoparanMembrane ProteinsPeptidesWasp VenomsWater

Identifiers

PMID16169979
PMCPMC1366970

What OpenQuestion holds

Textmetadata
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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.