Evidence map›Paper›PMID 33642842›Full record

ArticleMedicinal chemistry research : an international journal for rapid communications on design and mechanisms of action of biologically active agents2020

Discovery of sultam-containing small-molecule disruptors of the huntingtin-calmodulin protein-protein interaction.

Nicholas J Klus, Khushboo Kapadia, Peter McDonald, Anuradha Roy, Kevin J Frankowski, Nancy A Muma, Jeffrey Aubé

Abstract read
In one paragraph

Article in Medicinal chemistry research : an international journal for rapid communications on design and mechanisms of action of biologically active agents, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Role of Calmodulin in Neurodegeneration and Neuroprotection.Mini reviews in medicinal chemistry · 2025
    Review
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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

7 authors.

Nicholas J KlusDivision of Chemical Biology and Medicinal Chemistry, Center for Integrative Chemical Biology and Drug Discovery, UNC Eshelman School of Pharmacy, 125 Mason Farm Road, Chapel Hill, NC 27599, USA.
Khushboo KapadiaDepartment of Pharmacology and Toxicology, University of Kansas, 1251 Wescoe Hall Drive, Lawrence, KS 66045, USA.
Peter McDonaldUniversity of Kansas High-Throughput Screening Laboratory, University of Kansas, 2034 Becker Drive, Lawrence, KS 66047, USA.
Anuradha RoyUniversity of Kansas High-Throughput Screening Laboratory, University of Kansas, 2034 Becker Drive, Lawrence, KS 66047, USA.
Kevin J FrankowskiDivision of Chemical Biology and Medicinal Chemistry, Center for Integrative Chemical Biology and Drug Discovery, UNC Eshelman School of Pharmacy, 125 Mason Farm Road, Chapel Hill, NC 27599, USA.
Nancy A MumaDepartment of Pharmacology and Toxicology, University of Kansas, 1251 Wescoe Hall Drive, Lawrence, KS 66045, USA.
Jeffrey AubéDivision of Chemical Biology and Medicinal Chemistry, Center for Integrative Chemical Biology and Drug Discovery, UNC Eshelman School of Pharmacy, 125 Mason Farm Road, Chapel Hill, NC 27599, USA.ORCID 0000-0003-1049-5767

Funding

HTS to identify small molecules to disrupt abnormal huntingtin interactions in HDR01NS088059 · NINDS · UNIVERSITY OF KANSAS LAWRENCE · PI MUMA, NANCY A, ROY, ANURADHA · 2015 to 2018
$2.0M
NINDS NIH HHS R01 NS088059
6 · The paper itself

Abstract

The aberrant protein-protein interaction between calmodulin and mutant huntingtin protein in Huntington's disease patients has been found to contribute to Huntington's disease progression. A high-throughput screen for small molecules capable of disrupting this interaction revealed a sultam series as potent small-molecule disruptors. Diversification of the sultam scaffold afforded a set of 24 analogs or further evaluation. Several structure-activity trends within the analog set were found, most notably a negligible effect of absolute stereochemistry and a strong beneficial correlation with electron-withdrawing aromatic substituents. The most promising analogs were profiled for off-target effects at relevant kinases and, ultimately, one candidate molecule was evaluated for neuroprotection in a neuronal cell model of Huntington's disease.

Indexed as

High-throughput screeningHuntington’s diseaseNeurodegenerationStructure—activity relationship studies

Identifiers

PMID33642842
PMCPMC7906539

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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.