Evidence map›Paper›PMID 25610623›Full record

ArticleIUCrJ2015

In-depth analysis of subclass-specific conformational preferences of IgG antibodies.

Xinsheng Tian, Bente Vestergaard, Matthias Thorolfsson, Zhiru Yang, Hanne B Rasmussen, Annette E Langkilde

Abstract read
In one paragraph

Article in IUCrJ, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing 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

42 citing papers in PubMed.

  1. Article
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  10. Getting Smaller by Denaturation: Acid-Induced Compaction of Antibodies.The journal of physical chemistry letters · 2023
    Article
  11. Review
  12. A Brain-Targeting Bispecific-Multivalent Antibody Clears Soluble Amyloid-Beta Aggregates in Alzheimer's Disease Mice.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2022
    Article
  13. 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

6 authors.

Xinsheng TianDepartment of Drug Design and Pharmacology, University of Copenhagen, Universitetsparken 2, Copenhagen 2100, Denmark.
Bente VestergaardDepartment of Drug Design and Pharmacology, University of Copenhagen, Universitetsparken 2, Copenhagen 2100, Denmark.
Matthias ThorolfssonBiopharmaceuticals Research Unit, Novo Nordisk A/S, Novo Nordisk Park 1, 2760 Måløv, Denmark.
Zhiru YangBiopharmaceuticals Research Unit, Novo Nordisk A/S, Life Science Park Road 29, Beijing 102206, People's Republic of China.
Hanne B RasmussenBiopharmaceuticals Research Unit, Novo Nordisk A/S, Novo Nordisk Park 1, 2760 Måløv, Denmark.
Annette E LangkildeDepartment of Drug Design and Pharmacology, University of Copenhagen, Universitetsparken 2, Copenhagen 2100, Denmark.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

IgG subclass-specific differences in biological function and in vitro stability are often referred to variations in the conformational flexibility, while this flexibility has rarely been characterized. Here, small-angle X-ray scattering data from IgG1, IgG2 and IgG4 antibodies, which were designed with identical variable regions, were thoroughly analysed by the ensemble optimization method. The extended analysis of the optimized ensembles through shape clustering reveals distinct subclass-specific conformational preferences, which provide new insights for understanding the variations in physical/chemical stability and biological function of therapeutic antibodies. Importantly, the way that specific differences in the linker region correlate with the solution structure of intact antibodies is revealed, thereby visualizing future potential for the rational design of antibodies with designated physicochemical properties and tailored effector functions. In addition, this advanced computational approach is applicable to other flexible multi-domain systems and extends the potential for investigating flexibility in solutions of macromolecules by small-angle X-ray scattering.

Indexed as

IgG antibodyshape clusteringsmall-angle X-ray scattering (SAXS)solution conformationstructure modelling

Identifiers

PMID25610623
PMCPMC4285876

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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.