Epigenetics
Overkalix study
Histones
Histone Modifications
Actively transcribed genes
H3K4me3 - Promoters
H3K36me3 - Body of active genes
Repressed Genes
H3K27me3 - Gene repression
H4K20me3 - Tightly associated with heterochromatin
H3K9me2/3 - Heterochromatin and Gene repression
Bivalent Promoters
Both H3K4Me3 and H3K27Me3