Punchline I: the nucleosome impedes cytosine methytlation
Punchline II: DDM1 allows cytosine methyltransferases (all of them) to get at the nucleosome-bound DNA
Punchline I: the nucleosome impedes cytosine methytlation
Punchline II: DDM1 allows cytosine methyltransferases (all of them) to get at the nucleosome-bound DNA