Site-Specific DNA-Methyltransferase (Cytosine-N4-Specific)

**Definition:** A DNA-methyltransferase that catalyzes the transfer of a methyl group from S-ADENOSYLMETHIONINE to the exocyclic NH2 group at the 4 position of CYTOSINE.

**Tree numbers:** - D08.811.913.555.500.350.100.750

**Synonyms:** - Site-Specific DNA-Methyltransferase (Cytosine-N(4)-Specific) - N(4)-Cytosine-Specific DNA Methylase