Structural And Computational Perspectives of Selectively Targeting Mutant Proteins

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Diseases are often caused by mutant proteins. Many drugs have limited effectiveness and/or toxic side effects because of a failure to selectively target the disease-causing mutant variant, rather than the functional wild type protein. Otherwise, the drugs may even target different proteins with similar structural features. Designing drugs that successfully target mutant proteins selectively represents a major challenge. Decades of cancer research have led to an abundance of potential therapeutic targets, often touted to be "master regulators". For many of these proteins, there are no FDA-approved drugs available; for others, off-target effects result in dose-limiting toxicity. Cancer-related proteins are an excellent medium to carry the story of mutant-specific targeting, as the disease is both initiated and sustained by mutant proteins; furthermore, current chemotherapies generally fail at adequate selective distinction. This review discusses some of the challenges associated with selective targeting from a structural biology perspective, as well as some of the developments in algorithm approach and computational workflow that can be applied to address those issues. One of the most widely researched proteins in cancer biology is p53, a tumor suppressor. Here, p53 is discussed as a specific example of a challenging target, with contemporary drugs and methodologies used as examples of burgeoning successes. The oncogene KRAS, which has been described as "undruggable", is another extensively investigated protein in cancer biology. This review also examines KRAS to exemplify progress made towards selective targeting of diseasecausing mutant proteins. Finally, possible future directions relevant to the topic are discussed.

Medienart:

E-Artikel

Erscheinungsjahr:

2021

Erschienen:

2021

Enthalten in:

Zur Gesamtaufnahme - volume:18

Enthalten in:

Current drug discovery technologies - 18(2021), 3 vom: 08., Seite 365-378

Sprache:

Englisch

Beteiligte Personen:

Coban, Mathew A [VerfasserIn]
Fraga, Sarah [VerfasserIn]
Caulfield, Thomas R [VerfasserIn]

Links:

Volltext

Themen:

Antineoplastic Agents
EC 3.6.5.2
Journal Article
KRAS
KRAS protein, human
Mutant Proteins
Mutant proteins.
Oncogene
Oncogenic mutant
P53
Proto-Oncogene Proteins p21(ras)
Review
Selective targeting
TP53 protein, human
Tumor Suppressor Protein p53

Anmerkungen:

Date Completed 13.12.2021

Date Revised 14.12.2021

published: Print

Citation Status MEDLINE

doi:

10.2174/1570163817666200311114819

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

NLM307490432