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Updated: Aug 25, 2025

Methods for Evaluating the Role of c-Fos and Dusp1 in Oncogene Dependence
Published on: January 7, 2019
Targeting Cdc20 for cancer therapy
Seung Min Jeong1, Quyen Thu Bui2, Minseok Kwak3
1Department of Biochemistry, Institute for Aging and Metabolic Diseases, College of Medicine, The Catholic University of Korea, Seoul 06592, Republic of Korea.
Abstract:
The Anaphase-Promoting Complex/Cyclosome (APC/C), an E3 ubiquitin ligase, and two co-activators, Cdc20 and Cdh1, enable the ubiquitin-dependent proteasomal degradation of various critical cell cycle regulators and govern cell division in a timely and precise manner. Dysregulated cell cycle events cause uncontrolled cell proliferation, leading to tumorigenesis. Studies have shown that Cdh1 has tumor suppressive activities while Cdc20 has an oncogenic property, suggesting that Cdc20 is an emerging therapeutic target for cancer treatment. Therefore, in this review, we discussed recent findings about the essential roles of APC/C-Cdc20 in cell cycle regulation. Furthermore, we briefly summarized that the regulation of Cdc20 expression levels is strictly controlled to order cell cycle events appropriately. Finally, given the function of Cdc20 as an oncogene, therapeutic interventions targeting Cdc20 activity may be beneficial in cancer treatment.
Insights
The Anaphase-Promoting Complex/Cyclosome (APC/C) regulates cell division. Its co-activator Cdc20, an oncogene, is a potential therapeutic target for cancers driven by cell cycle dysregulation.
Area of Science:
- Molecular Biology
- Cell Biology
- Biochemistry
Background:
- The Anaphase-Promoting Complex/Cyclosome (APC/C) is a crucial E3 ubiquitin ligase regulating cell division.
- APC/C, with co-activators Cdc20 and Cdh1, controls the degradation of cell cycle regulators.
- Dysregulation of cell cycle control is linked to uncontrolled proliferation and cancer development.
Purpose of the Study:
- To review recent findings on the role of APC/C-Cdc20 in cell cycle regulation.
- To highlight Cdc20's oncogenic properties and its potential as a cancer therapeutic target.
Main Methods:
- Literature review of recent research on APC/C, Cdc20, and Cdh1.
- Analysis of the functional roles of APC/C-Cdc20 in cell cycle progression.
- Summary of findings regarding Cdc20's involvement in tumorigenesis.
Main Results:
- Cdc20 exhibits oncogenic properties, contrasting with Cdh1's tumor-suppressive role.
- Strict regulation of Cdc20 expression is essential for proper cell cycle progression.
- APC/C-Cdc20 plays a critical role in timely and precise cell division.
Conclusions:
- Cdc20 is an emerging therapeutic target for cancer treatment due to its oncogenic function.
- Targeting Cdc20 activity may offer beneficial therapeutic interventions for various cancers.
- Understanding APC/C-Cdc20 regulation is key to developing novel cancer therapies.
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