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Published on: September 15, 2023
Multifaceted role of TRIM28 in health and disease
Mazaher Maghsoudloo1, Khatere Mokhtari2, Behdokht Jamali3
1Key Laboratory of Epigenetics and Oncology the Research Center for Preclinical Medicine Southwest Medical University Luzhou Sichuan China.
Abstract:
The TRIM (tripartite motif) family, with TRIM28 as a key member, plays a vital role in regulating health and disease. TRIM28 contains various functional domains essential for transcriptional regulation, primarily through its interaction with KRAB-ZNF proteins, which influence chromatin remodeling and gene expression. Despite extensive research, the precise mechanisms by which TRIM28 impacts health and disease remain elusive. This review delves into TRIM28's multifaceted roles in maintaining health, contributing to a variety of diseases, and influencing cancer progression. In cancers, TRIM28 exhibits a dual nature, functioning as both a tumor promoter and suppressor depending on the cellular context and cancer type. The review also explores its critical involvement in processes such as DNA repair, cell cycle regulation, epithelial-to-mesenchymal transition, and the maintenance of stem cell properties. By uncovering TRIM28's complex roles across different cancers and other diseases, this review underscores its potential as a therapeutic target. The significance of TRIM28 as a versatile regulator opens the door to innovative therapeutic strategies, particularly in cancer treatment and the management of other diseases. Ongoing research into TRIM28 may yield key insights into disease progression and novel treatment options.
Insights
Tripartite Motif (TRIM) protein TRIM28 regulates gene expression and chromatin remodeling. This review explores TRIM28
Area of Science:
- Molecular Biology
- Epigenetics
- Cancer Biology
Background:
- The Tripartite Motif (TRIM) family, including TRIM28, is crucial for cellular regulation.
- TRIM28 interacts with KRAB-Zinc Finger (KRAB-ZNF) proteins to modulate gene expression and chromatin.
- The exact roles of TRIM28 in health and disease are still under investigation.
Purpose of the Study:
- To review the diverse functions of TRIM28 in health and disease.
- To elucidate TRIM28's dual role in cancer progression as a tumor promoter or suppressor.
- To highlight TRIM28's involvement in DNA repair, cell cycle, and stem cell maintenance.
Main Methods:
- Literature review of existing research on TRIM28.
- Analysis of TRIM28's molecular mechanisms in various biological processes.
- Examination of TRIM28's context-dependent functions in different cancer types.
Main Results:
- TRIM28 plays a significant role in transcriptional regulation and chromatin remodeling.
- TRIM28 exhibits context-dependent oncogenic or tumor-suppressive activities in cancer.
- TRIM28 is implicated in DNA repair, cell cycle control, epithelial-to-mesenchymal transition, and stemness.
Conclusions:
- TRIM28 is a versatile regulator with complex roles in health and disease.
- Understanding TRIM28's multifaceted functions is key to developing novel therapeutic strategies.
- TRIM28 presents a promising therapeutic target for cancer and other diseases.
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