Evidence map›Paper›PMID 34094388›Full record

ArticleChemical science2020

One-pot thiol-amine bioconjugation to maleimides: simultaneous stabilisation and dual functionalisation.

Archie Wall, Alfie G Wills, Nafsika Forte, Calise Bahou, Lisa Bonin, Karl Nicholls, Michelle T Ma, Vijay Chudasama, James R Baker

Abstract read
In one paragraph

Article in Chemical science, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Review
  5. Article
  6. Article
  7. Article
  8. Article
  9. Article
  10. Hyaluronic Acid-PEG-Based Diels-AlderBiomacromolecules · 2022
    Article
  11. Article
  12. Review
  13. Article
  14. Article
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.

Archie WallDepartment of Chemistry, University College London 20 Gordon Street London WC1H 0AJ UK j.r.baker@ucl.ac.uk v.chudasama@ucl.ac.uk.
Alfie G WillsDepartment of Chemistry, University College London 20 Gordon Street London WC1H 0AJ UK j.r.baker@ucl.ac.uk v.chudasama@ucl.ac.uk.
Nafsika ForteDepartment of Chemistry, University College London 20 Gordon Street London WC1H 0AJ UK j.r.baker@ucl.ac.uk v.chudasama@ucl.ac.uk.ORCID https://orcid.org/0000-0002-8550-160X
Calise BahouDepartment of Chemistry, University College London 20 Gordon Street London WC1H 0AJ UK j.r.baker@ucl.ac.uk v.chudasama@ucl.ac.uk.ORCID https://orcid.org/0000-0002-3243-0887
Lisa BoninDepartment of Chemistry, University College London 20 Gordon Street London WC1H 0AJ UK j.r.baker@ucl.ac.uk v.chudasama@ucl.ac.uk.
Karl NichollsAlbumedix Ltd Mabel Street Nottingham NG2 3ED UK.
Michelle T MaSchool of Biomedical Engineering and Imaging Sciences, King's College London, St Thomas' Hospital London SE1 7EH UK.ORCID https://orcid.org/0000-0002-3349-7346
Vijay ChudasamaDepartment of Chemistry, University College London 20 Gordon Street London WC1H 0AJ UK j.r.baker@ucl.ac.uk v.chudasama@ucl.ac.uk.ORCID https://orcid.org/0000-0002-8876-3285
James R BakerDepartment of Chemistry, University College London 20 Gordon Street London WC1H 0AJ UK j.r.baker@ucl.ac.uk v.chudasama@ucl.ac.uk.ORCID https://orcid.org/0000-0002-7223-2279

Funding

Cancer Research UK 24959
6 · The paper itself

Abstract

Maleimide chemistry is widely used in the site-selective modification of proteins. However, hydrolysis of the resultant thiosuccinimides is required to provide robust stability to the bioconjugates. Herein, we present an alternative approach that affords simultaneous stabilisation and dual functionalisation in a one pot fashion. By consecutive conjugation of a thiol and an amine to dibromomaleimides, we show that aminothiomaleimides can be generated extremely efficiently. Furthermore, the amine serves to deactivate the electrophilicity of the maleimide, precluding further reactivity and hence generating stable conjugates. We have applied this conjugation strategy to peptides and proteins to generate stabilised trifunctional conjugates. We propose that this stabilisation-dual modification strategy could have widespread use in the generation of diverse conjugates.

Identifiers

PMID34094388
PMCPMC8162801

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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.