CpG Methyltransferase (M.SssI) DNA Methyltransferase Enzymes and Assays - New England BiolabsThe CpG Methyltransferase, M.SssI, methylates all cytosine residues (C5) within the double-stranded dinucleotide recognition sequence 5’…CG…3′. View CpG Methyltransferase (M.SssI) on New England Biolabs’s websiteQuestions About This ProductCompanyThis field is for validation purposes and should be left unchanged.Name* First Last Email* QuestionDate MM slash DD slash YYYY Δ