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Image for: Berge und Täler im Heterochromatin


Histon-Methylierung im Heterochromatin: Die Enzyme Prdm3 und Prdm16 versehen das Histon H3 mit einer Methyl-Gruppe. Im Zellkern werden dem Histon zwei weitere Methylreste von Suv39h angehängt. Nur mit dieser dreifachen Methylierung bleibt das Heterochromatin stabil.
Histon-Methylierung im Heterochromatin: Die Enzyme Prdm3 und Prdm16 versehen das Histon H3 mit einer Methyl-Gruppe. Im Zellkern werden dem Histon zwei weitere Methylreste von Suv39h angehängt. Nur mit dieser dreifachen Methylierung bleibt das Heterochromatin stabil.

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