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Super-Enhancers in the Regulation of Gene Transcription: General Aspects and Antitumor Targets

A V Bruter1,2, M D Rodionova3, E A Varlamova1,2

  • 1Institute of Gene Biology, Russian Academy of Sciences, Moscow, 119334 Russia.

Acta Naturae
|May 7, 2021
PubMed

Insights

Super-enhancers are DNA regions that activate genes and contain protein kinases. These kinases are potential targets for new antitumor drugs.

Area of Science:

  • Genomics
  • Molecular Biology
  • Pharmacology

Background:

  • Super-enhancers are key regulatory DNA elements that drive gene transcription.
  • These elements are characterized by a high concentration of transcriptional machinery.
  • Cyclin-dependent kinases 8 and 19 are components of these multiprotein structures.

Purpose of the Study:

  • To highlight the role of super-enhancers in gene regulation.
  • To identify cyclin-dependent kinases 8 and 19 as critical components within super-enhancers.
  • To position these kinases as potential therapeutic targets for cancer treatment.

Main Methods:

  • Bioinformatic analysis of super-enhancer regions.
  • Proteomic analysis to identify protein components.
  • Literature review on kinase inhibitors and antitumor drug development.

Main Results:

  • Super-enhancers concentrate transcriptional complexes, including specific protein kinases.
  • Cyclin-dependent kinases 8 and 19 are identified within these structures.
  • These kinases represent promising targets for novel antitumor agents.

Conclusions:

  • Super-enhancers play a crucial role in gene activation through concentrated transcriptional complexes.
  • The protein kinases within super-enhancers, such as CDK8 and CDK19, are viable targets for pharmacological intervention.
  • Targeting these kinases offers a potential strategy for developing new antitumor drugs.
Keywords:
super-enhancerstargeted therapytranscriptiontranscriptional protein kinasestumors

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