Molecular characterization of the DNA methyltransferase M1.NcuI from Neisseria cuniculi ATCC 14688.

The methyltransferase M1.NcuI is a member of the restriction-modification system in Neisseria cuniculi ATCC14688 and recognizes the asymmetric pentanucleotide sequence 5'-GAAGA-3'/3'-CTTCT-5'. We purified M1.