Evidence map›Paper›PMID 27398190›Full record

ArticleMedChemComm2016

Covalent Tethering of Fragments For Covalent Probe Discovery.

Stefan G Kathman, Alexander V Statsyuk

Abstract read
In one paragraph

Article in MedChemComm, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 1 pooled it
–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

28 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  16. Fragment-based covalent ligand discovery.RSC chemical biology · 2021
    Review
  17. 10 years into the resurgence of covalent drugs.Future medicinal chemistry · 2021
    Article
  18. 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

2 authors.

Stefan G KathmanCenter for Molecular Innovation and Drug Discovery, Chemistry of Life Processes Institute, Department of Chemistry, Northwestern University, Silverman Hall, 2145 Sheridan Road, Evanston, Illinois 60208, United States.
Alexander V StatsyukCenter for Molecular Innovation and Drug Discovery, Chemistry of Life Processes Institute, Department of Chemistry, Northwestern University, Silverman Hall, 2145 Sheridan Road, Evanston, Illinois 60208, United States.

Funding

Chemistry of Life Processes Predoctoral Training ProgramT32GM105538 · NIGMS · NORTHWESTERN UNIVERSITY · PI KELLEHER, NEIL L · 2013 to 2022
$2.7M
Pharmacological Inhibitors of Nedd4 ubiquitin ligase as anticancer therapeuticsR01GM115632 · NIGMS · UNIVERSITY OF HOUSTON · PI STATSYUK, ALEXANDER V · 2015 to 2019
$1.5M
NIGMS NIH HHS R01 GM115632NIGMS NIH HHS T32 GM105538
6 · The paper itself

Abstract

Covalent probes and drugs have found widespread use as research tools and clinical agents. Covalent probes are useful because of their increased intracellular potency and because covalent labeling of cellular proteins can be tracked using click chemistry. Covalent drugs, on the other hand, can overcome drug resistance toward their reversible counterparts. The discovery of covalent probes and drugs usually follows two trajectories: covalent natural products and their analogues are used directly as covalent probes or drugs; or alternatively, a non-covalent probe is equipped with a reactive group and converted into a covalent probe. In both cases, there is a need to either have a natural product or a potent non-covalent scaffold. The alternative approach to discover covalent probes is to start with a drug-like fragment that already has an electrophile, and then grow the fragment into a potent lead compound. In this approach, the electrophilic fragment will react covalently with the target protein, and therefore the initial weak binding of the fragment can be amplified over time and detected using mass spectrometry. With this approach the surface of the protein can be interrogated with a library of covalent fragments to identify covalent drug binding sites. One challenge with this approach is the danger of non-specific covalent labeling of proteins with covalent fragments. The second challenge is the risk of selecting the most reactive fragment rather than the best binder if the covalent fragments are screened in mixtures. This review will highlight how covalent tethering was developed, its current state, and its future.

Identifiers

PMID27398190
PMCPMC4933313

What OpenQuestion holds

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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.