Evidence map›Paper›PMID 36703375›Full record

ArticleCommunications chemistry2020

Rapid optimisation of fragments and hits to lead compounds from screening of crude reaction mixtures.

Lisa M Baker, Anthony Aimon, James B Murray, Allan E Surgenor, Natalia Matassova, Stephen D Roughley, Patrick M Collins, Tobias Krojer, Frank von Delft, Roderick E Hubbard

Abstract read
In one paragraph

Article in Communications chemistry, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Review
  5. Review
  6. Advancing Medicinal Chemistry Through FMO: Sygnature's Platform.Methods in molecular biology (Clifton, N.J.) · 2026
    Article
  7. Article
  8. Article
  9. Article
  10. Review
  11. Review
  12. Article
  13. 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

10 authors.

Lisa M Baker *Vernalis (R&D) Ltd, Granta Park, Cambridge, CB21 6GB, UK.ORCID http://orcid.org/0000-0003-2002-0941
Anthony Aimon *Diamond Light Source Ltd., Harwell Science and Innovation Campus, Didcot, OX11 0QX, UK.ORCID http://orcid.org/0000-0002-9135-129X
James B MurrayVernalis (R&D) Ltd, Granta Park, Cambridge, CB21 6GB, UK.
Allan E SurgenorVernalis (R&D) Ltd, Granta Park, Cambridge, CB21 6GB, UK.ORCID http://orcid.org/0000-0002-9869-1430
Natalia MatassovaVernalis (R&D) Ltd, Granta Park, Cambridge, CB21 6GB, UK.ORCID http://orcid.org/0000-0002-2432-4929
Stephen D RoughleyVernalis (R&D) Ltd, Granta Park, Cambridge, CB21 6GB, UK.ORCID http://orcid.org/0000-0003-0683-5693
Patrick M CollinsDiamond Light Source Ltd., Harwell Science and Innovation Campus, Didcot, OX11 0QX, UK.ORCID http://orcid.org/0000-0002-6265-9922
Tobias KrojerStructural Genomics Consortium (SGC), University of Oxford, Oxford, OX3 7DQ, UK.ORCID http://orcid.org/0000-0003-0661-0814
Frank von DelftDiamond Light Source Ltd., Harwell Science and Innovation Campus, Didcot, OX11 0QX, UK.ORCID http://orcid.org/0000-0003-0378-0017
Roderick E HubbardVernalis (R&D) Ltd, Granta Park, Cambridge, CB21 6GB, UK. roderick.hubbard@york.ac.uk.ORCID http://orcid.org/0000-0002-8233-7461

Funding

Wellcome Trust
6 · The paper itself

Abstract

Fragment based methods are now widely used to identify starting points in drug discovery and generation of tools for chemical biology. A significant challenge is optimization of these weak binding fragments to hit and lead compounds. We have developed an approach where individual reaction mixtures of analogues of hits can be evaluated without purification of the product. Here, we describe experiments to optimise the processes and then assess such mixtures in the high throughput crystal structure determination facility, XChem. Diffraction data for crystals of the proteins Hsp90 and PDHK2 soaked individually with 83 crude reaction mixtures are analysed manually or with the automated XChem procedures. The results of structural analysis are compared with binding measurements from other biophysical techniques. This approach can transform early hit to lead optimisation and the lessons learnt from this study provide a protocol that can be used by the community.

Identifiers

PMID36703375
PMCPMC9814918

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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.