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TRIM-endous functional network of tripartite motif 29 (TRIM29) in cancer progression and beyond
Qitong Wu1, Deeptashree Nandi1, Dipali Sharma2,3
1Department of Oncology, Johns Hopkins University School of Medicine and Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins, Baltimore, MD, USA.
Abstract:
While most Tripartite motif (TRIM) family proteins are E3 ubiquitin ligases, some members have functions beyond the regulation of ubiquitination, impacting normal physiological processes and disease progression. TRIM29, an important member of the TRIM family, exerts a predominant influence on cancer growth, epithelial-to-mesenchymal transition, stemness and metastatic progression by directly potentiating multiple canonical oncogenic pathways. The cancer-promoting effect of TRIM29 is also evident in metabolic interventions and interference with the efficacy of cancer therapeutics. As expected for any key node in cancer, the expression of TRIM29 is tightly regulated by non-coding RNAs, epigenetic modulation, and post-translational regulation. A systematic discussion of how TRIM29 is regulated in cancer, its influences on cancer progression, and its impact on cancer therapeutics is presented in this review. We also explore the context-dependent alterations between TRIM29 function from oncogenic to tumor suppression. As TRIM29 is involved in multiple aspects of cancer progression, a better understanding of its biological impact in cancer may help improve prognosis and develop novel therapeutic combinations, leading to improved personalized cancer care.
Insights
Tripartite motif 29 (TRIM29) significantly drives cancer progression, affecting growth, metastasis, and therapeutic response. Understanding TRIM29 regulation and dual roles is key for developing new cancer treatments.
Area of Science:
- Oncology
- Molecular Biology
- Biochemistry
Background:
- Tripartite motif (TRIM) proteins, primarily E3 ubiquitin ligases, have diverse roles beyond ubiquitination.
- TRIM29 is a key TRIM family member implicated in various physiological processes and diseases, particularly cancer.
Purpose of the Study:
- To systematically review the regulation of TRIM29 in cancer.
- To discuss TRIM29's influence on cancer progression, including growth, epithelial-to-mesenchymal transition, stemness, and metastasis.
- To explore TRIM29's impact on metabolic interventions and cancer therapeutics, and its context-dependent oncogenic or tumor-suppressive functions.
Main Methods:
- Literature review and synthesis of existing research on TRIM29.
- Analysis of TRIM29's molecular mechanisms in potentiating oncogenic pathways.
- Examination of regulatory mechanisms including non-coding RNAs, epigenetic, and post-translational modifications.
Main Results:
- TRIM29 promotes cancer growth, epithelial-to-mesenchymal transition, stemness, and metastasis by activating oncogenic pathways.
- TRIM29 influences metabolic interventions and affects cancer therapy efficacy.
- TRIM29 expression is tightly regulated by non-coding RNAs, epigenetic, and post-translational mechanisms.
Conclusions:
- TRIM29 plays a multifaceted role in cancer, acting as a significant driver of progression.
- Understanding TRIM29's complex regulation and dual functions is crucial for improving cancer prognosis.
- Targeting TRIM29 or understanding its interactions may lead to novel therapeutic strategies and personalized cancer care.
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