title: Molecular mechanical calculations on the interaction of ethidium cation with double-helical DNA.
mesh_terms: D004247:DNA; D003854:Deoxyribonucleotides; D004996:Ethidium; D008958:Models, Molecular; D009690:Nucleic Acid Conformation; D013329:Structure-Activity Relationship
chemical_list: D003854:Deoxyribonucleotides; D004247:DNA; D004996:Ethidium