What is the name of the distance for the average amount of DNA per nucleosome in chromatin?
You do a ChIP experiment with antibodies against trimethylated H3K9 with a gene in the repressed versus active state. You find that ChIP signal disappears as you go from the repressed state to the active state. Give three possible reasons why you might see the ChIP signal disappear upon gene activation.
What enzyme do you add to chromatin to generate core particles?