title: Four-stranded DNA structure and DNA base methylation in the mechanism of action of restriction endonucleases.
mesh_terms: D000818:Animals; D004247:DNA / Q000235:genetics*; D004262:DNA Restriction Enzymes / Q000235:genetics*; D006860:Hydrogen Bonding; D066298:In Vitro Techniques; D008745:Methylation; D008957:Models, Genetic; D008968:Molecular Conformation
chemical_list: D004247:DNA; D004262:DNA Restriction Enzymes