SUMOylation homeostasis in tumorigenesis
Minyue Xie1, Jie Yu1, Shengfang Ge1
1Department of Ophthalmology, Ninth People's Hospital, Shanghai Key Laboratory of Orbital Diseases and Ocular Oncology, Shanghai Jiao Tong University School of Medicine (SJTU-SM), Shanghai, 200025, China.
Cancer Letters
|November 10, 2019
Summary
Small ubiquitin-like modifier (SUMO) protein homeostasis is crucial for preventing cancer. Restoring SUMOylation balance offers a potential therapeutic strategy for various cancers.
Area of Science:
- Biochemistry
- Molecular Biology
- Oncology
Background:
- Small ubiquitin-like modifier (SUMO) proteins regulate essential biological processes including gene expression, genome maintenance, and DNA damage repair (DDR).
- Disrupted SUMOylation and deSUMOylation homeostasis are increasingly linked to tumorigenesis.
- Aberrant changes in SUMOylation pathway factors correlate with cancer initiation and advancement.
Purpose of the Study:
- To review the fundamental processes and functions of SUMOylation.
- To elucidate the complex, 'dual-edged sword' roles of SUMOylation across different cancer types.
- To outline future research directions in SUMOylation and cancer therapy.
Main Methods:
- Literature review of recent studies on SUMOylation and cancer.
- Analysis of the regulatory mechanisms of SUMOylation and deSUMOylation.
- Synthesis of data on the involvement of SUMOylation in various cancers.
Main Results:
- SUMOylation is a critical regulator of cellular functions, with dysregulation implicated in cancer.
- SUMOylation exhibits context-dependent roles in cancer, potentially promoting or suppressing tumor development.
- Key SUMOylation factors are frequently altered in cancer, highlighting their significance.
Conclusions:
- SUMOylation homeostasis is vital for preventing cancer development.
- Targeting SUMOylation pathways presents a promising therapeutic avenue for diverse cancers.
- Further research is needed to fully understand and exploit SUMOylation's therapeutic potential in oncology.
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