Fig.2. Electrostatic Repulsion (IMAGE)

The University of Osaka

Fig.2. Electrostatic Repulsion

Caption

Without Mg2+ ions, the negatively charged nucleosome fiber is stretched by electrostatic repulsion (left). Mg2+ can eliminate the repulsion and promote nucleosome-nucleosome binding (center) and subsequent chromosome condensation.

Credit

National Institute of Genetics & Osaka University

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