Covalent methyl group on cytosine C5, primarily in CpG dinucleotides in mammals. Written by DNMT3A/B (de novo) + DNMT1 (maintenance); read by MBD proteins; generally repressive at promoters.
Covalent methyl group on cytosine C5, primarily in CpG dinucleotides in mammals. Written by DNMT3A/B (de novo) + DNMT1 (maintenance); read by MBD proteins; generally repressive at promoters.