After August 17, 2026, Novus Biologicals products and services will no longer be available on this website; you will access all products and services on rndsystems.com. Create your R&D Systems online account today.
SUV39H1 (suppressor of variegation 3-9 homolog 1) is a histone methyltransferase that specifically trimethylates histone H3 at lys 9. Trimethylation stimulates the binding of heterochromatin proteins (HPs) which leads to epigenetic transcriptional repression in heterochromatin regions.