Evidence map›Paper›PMID 31453342›Full record

ArticleScience advances2019

Functional protein dynamics on uncharted time scales detected by nanoparticle-assisted NMR spin relaxation.

Mouzhe Xie, Lei Yu, Lei Bruschweiler-Li, Xinyao Xiang, Alexandar L Hansen, Rafael Brüschweiler

Abstract read
In one paragraph

Article in Science advances, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

17 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.

Mouzhe XieDepartment of Chemistry and Biochemistry, The Ohio State University, Columbus, OH 43210, USA.ORCID 0000-0002-2960-644X
Lei YuDepartment of Chemistry and Biochemistry, The Ohio State University, Columbus, OH 43210, USA.ORCID 0000-0003-0159-1968
Lei Bruschweiler-LiCampus Chemical Instrument Center, The Ohio State University, Columbus, OH 43210, USA.
Xinyao XiangDepartment of Chemistry and Biochemistry, The Ohio State University, Columbus, OH 43210, USA.
Alexandar L HansenCampus Chemical Instrument Center, The Ohio State University, Columbus, OH 43210, USA.ORCID 0000-0003-4474-7141
Rafael BrüschweilerDepartment of Chemistry and Biochemistry, The Ohio State University, Columbus, OH 43210, USA.ORCID 0000-0003-3649-4543

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Protein function depends critically on intrinsic internal dynamics, which is manifested in distinct ways, such as loop motions that regulate protein recognition and catalysis. Under physiological conditions, dynamic processes occur on a wide range of time scales from subpicoseconds to seconds. Commonly used NMR spin relaxation in solution provides valuable information on very fast and slow motions but is insensitive to the intermediate nanosecond to microsecond range that exceeds the protein tumbling correlation time. Presently, very little is known about the nature and functional role of these motions. It is demonstrated here how transverse spin relaxation becomes exquisitely sensitive to these motions at atomic resolution when studying proteins in the presence of nanoparticles. Application of this novel cross-disciplinary approach reveals large-scale dynamics of loops involved in functionally critical protein-protein interactions and protein-calcium ion recognition that were previously unobservable.

Indexed as

Molecular Dynamics SimulationSpin TrappingBiophysical PhenomenaCarrier ProteinsEscherichia coliEscherichia coli ProteinsMagnetic Resonance SpectroscopyModels, MolecularNuclear Magnetic Resonance, BiomolecularPeptidesCarrier ProteinsCBD1 peptideE colicin-binding immunity protein Im7, E coliEscherichia coli ProteinsPeptides

Identifiers

PMID31453342
PMCPMC6693908

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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.