Evidence map›Paper›PMID 38346186›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2024

Contribution of protein conformational heterogeneity to NMR lineshapes at cryogenic temperatures.

Xu Yi, Keith J Fritzsching, Rivkah Rogawski, Yunyao Xu, Ann E McDermott

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2024. 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.

  1. Article
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  5. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Xu YiDepartment of Chemistry, Columbia University, New York, NY 1002.
Keith J FritzschingDepartment of Chemistry, Columbia University, New York, NY 1002.ORCID 0000-0001-5486-614X
Rivkah RogawskiDepartment of Chemistry, Columbia University, New York, NY 1002.ORCID 0000-0002-6438-2269
Yunyao XuDepartment of Chemistry, Columbia University, New York, NY 1002.
Ann E McDermottDepartment of Chemistry, Columbia University, New York, NY 1002.ORCID 0000-0002-9249-1649

Funding

RM1 Center on Macromolecular Dynamics by NMR Spectroscopy at the New York Structural Biology Center (CoMD/NMR)- Equipment Supplement RequestRM1GM145397 · NIGMS · NEW YORK STRUCTURAL BIOLOGY CENTER · PI ARTHUR G PALMER · 2022 to 2026
$8.3M
Structural and Functional Studies of Potassium Channels by Solid State NMRR01GM088724 · NIGMS · COLUMBIA UNIV NEW YORK MORNINGSIDE · PI ANN E MCDERMOTT · 2009 to 2026
$5.6M
NIGMS NIH HHS R01 GM088724NIGMS NIH HHS RM1 GM145397NIH HHS 1RM1GM145397-01
6 · The paper itself

Abstract

While low-temperature Nuclear Magnetic Resonance (NMR) holds great promise for the analysis of unstable samples and for sensitizing NMR detection, spectral broadening in frozen protein samples is a common experimental challenge. One hypothesis explaining the additional linewidth is that a variety of conformations are in rapid equilibrium at room temperature and become frozen, creating an inhomogeneous distribution at cryogenic temperatures. Here, we investigate conformational heterogeneity by measuring the backbone torsion angle (Ψ) in

Indexed as

Cold TemperatureProteinsMagnetic Resonance SpectroscopyNuclear Magnetic Resonance, BiomolecularProtein ConformationTemperatureProteinsbackbone torsion anglecryogenic protein studiesDNPprotein dynamicssolid state NMR

Identifiers

PMID38346186
PMCPMC10895356

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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.