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Probing Centromere Plasticity and Chromatin Remodeling Using Single-Molecule Techniques
Ran Liu1,2, Jiayi Zhao1, Hongfei Ma1
1MOE Key Laboratory for Cellular Dynamics, Division of Life Sciences and Medicine, University of Science and Technology of China School of Life Sciences, Hefei, China.
Cell Biology International
|July 27, 2026
Summary
Single-molecule techniques reveal dynamic mechanisms of centromere plasticity and chromatin remodeling. These advanced methods are crucial for understanding cell division and epigenetic regulation, ensuring mitotic fidelity.
Area of Science:
- Molecular Biology
- Cell Biology
- Genetics
Background:
- Centromeres are crucial for sister chromatid segregation during eukaryotic cell division.
- Centromere plasticity and chromatin remodeling are vital for genetic information maintenance.
- Both processes involve complex protein interactions (e.g., CCAN, SWI/SNF) and dynamic regulation.
Purpose of the Study:
- To review advances in single-molecule techniques for studying centromere plasticity and chromatin remodeling.
- To highlight how these methods reveal mechanisms of mitotic fidelity and epigenetic regulation.
- To provide a future research roadmap in these fields.
Main Methods:
- Single-molecule techniques capture real-time, high-resolution dynamics of molecular interactions.
- These methods overcome limitations of traditional ensemble approaches.
- Focus on analyzing kinetochore assembly and chromatin remodeling dynamics.
Main Results:
- Single-molecule analysis provides unprecedented mechanistic insights into centromere and chromatin dynamics.
- These techniques are essential for understanding complex spatiotemporal regulation.
- Revolutionized the study of molecular events underlying cell division.
Conclusions:
- Single-molecule tools are transforming our understanding of mitotic fidelity.
- Emerging paradigms in epigenetic regulation are being uncovered.
- Future research directions are outlined for advancing molecular and cellular biology.
