Evidence map›Paper›PMID 40333971›Full record

ArticleScience advances2025

High-resolution characterization of ex vivo AAT polymers by solution-state NMR spectroscopy.

Sarah M Lowen, Christopher A Waudby, Alistair M Jagger, Ibrahim Aldobiyan, Mattia Laffranchi, Annamaria Fra, John Christodoulou, James A Irving, David A Lomas

Abstract read
In one paragraph

Article in Science advances, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. The mechanism of pathogenic αProceedings of the National Academy of Sciences of the United States of America · 2025
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  2. Article
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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

9 authors.

Sarah M LowenUCL Respiratory, Rayne Institute, and the Institute of Structural and Molecular Biology, University College London, London WC1E 6JF, UK.ORCID 0000-0002-1764-5484
Christopher A WaudbyUCL School of Pharmacy, University College London, London WC1N 1AX, UK.ORCID 0000-0001-7810-3753
Alistair M JaggerUCL Respiratory, Rayne Institute, and the Institute of Structural and Molecular Biology, University College London, London WC1E 6JF, UK.ORCID 0000-0001-9680-254X
Ibrahim AldobiyanUCL Respiratory, Rayne Institute, and the Institute of Structural and Molecular Biology, University College London, London WC1E 6JF, UK.ORCID 0000-0002-3426-4405
Mattia LaffranchiDepartment of Molecular Medicine, Sapienza University of Rome, Laboratory Affiliated to Istituto Pasteur-Fondazione Cenci Bolognetti, Viale Regina Elena 291, 00161 Rome, Italy.ORCID 0000-0002-0556-6068
Annamaria FraDepartment of Molecular and Translational Medicine, University of Brescia, Viale Europa 11, 25123 Brescia, Italy.ORCID 0000-0002-4327-3004
John ChristodoulouDepartment of Structural and Molecular Biology, and the Institute of Structural and Molecular Biology, University College London, London WC1E 6BN, UK.ORCID 0000-0002-6710-3843
James A IrvingUCL Respiratory, Rayne Institute, and the Institute of Structural and Molecular Biology, University College London, London WC1E 6JF, UK.ORCID 0000-0003-3204-6356
David A LomasUCL Respiratory, Rayne Institute, and the Institute of Structural and Molecular Biology, University College London, London WC1E 6JF, UK.ORCID 0000-0003-2339-6979

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Serpins, protease inhibitors whose regulated conformational instability renders them susceptible to mutations that cause misfolding, represent a system for the study of non-amyloid protein aggregation. The E342K "Z" variant of α-1-antitrypsin (AAT) undergoes oligomeric self-assembly into polymer chains that are associated with liver and lung pathologies in AAT deficiency. Structural characterization of polymers from human tissue has been limited by their heterogeneity and flexibility; here, we have studied their internal structure, which provides insights into the molecular linkage and the pathway by which they are formed. NMR spectra of heat-induced

Indexed as

alpha 1-AntitrypsinPolymersCrystallography, X-RayHumansMagnetic Resonance SpectroscopyModels, MolecularProtein ConformationProtein Multimerizationalpha 1-AntitrypsinPolymers

Identifiers

PMID40333971
PMCPMC12057664

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.