HDAC2 as a target for developing anti-cancer drugs
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Updated: Aug 5, 2025

Assays for Validating Histone Acetyltransferase Inhibitors
Published on: August 6, 2020
Hyein Jo1, Kyeonghee Shim1, Han-Ul Kim1
1Department of Biochemistry, College of Natural Sciences, Kangwon National University, Chuncheon 24341, Republic of Korea.
Abstract:
Histone deacetylases (HDACs) deacetylate histones H3 and H4. An imbalance between histone acetylation and deacetylation can lead to various diseases. HDAC2 is present in the nucleus. It plays a critical role in modifying chromatin structures and regulates the expression of various genes by functioning as a transcriptional regulator. The roles of HDAC2 in tumorigenesis and anti-cancer drug resistance are discussed in this review. Several reports suggested that HDAC2 is a prognostic marker of various cancers. The roles of microRNAs (miRNAs) that directly regulate the expression of HDAC2 in tumorigenesis are also discussed in this review. This review also presents HDAC2 as a valuable target for developing anti-cancer drugs.
Insights
Histone deacetylases (HDACs), specifically HDAC2, are crucial in regulating gene expression and chromatin structure. This review highlights HDAC2
Area of Science:
- Molecular Biology
- Cancer Biology
- Epigenetics
Background:
- Histone deacetylases (HDACs) regulate histone acetylation, a key epigenetic modification.
- Aberrant histone acetylation/deacetylation is implicated in various diseases, including cancer.
- HDAC2, a nuclear enzyme, plays a significant role in chromatin remodeling and gene transcription.
Purpose of the Study:
- To review the roles of HDAC2 in tumorigenesis and the development of anti-cancer drug resistance.
- To discuss the prognostic significance of HDAC2 in various cancers.
- To explore the regulatory roles of microRNAs (miRNAs) on HDAC2 expression and its implications in cancer.
Main Methods:
- Literature review of existing research on HDAC2.
- Analysis of studies investigating HDAC2's function in cancer development.
- Examination of research on miRNA-mediated regulation of HDAC2.
Main Results:
- HDAC2 is implicated in promoting tumorigenesis and contributing to anti-cancer drug resistance.
- HDAC2 serves as a potential prognostic biomarker for several types of cancer.
- Specific miRNAs directly regulate HDAC2 expression, influencing cancer progression.
Conclusions:
- HDAC2 is a critical regulator in cancer development and drug resistance.
- HDAC2 represents a promising therapeutic target for novel anti-cancer drug development.
- Understanding miRNA-HDAC2 interactions may offer new avenues for cancer treatment.
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