title: Interaction of molecules with nucleic acids. II. Two pairs of families of intercalation sites, unwinding angles, and the neighbor-exclusion principle.
mesh_terms: D001482:Base Composition; D055598:Chemical Phenomena; D002621:Chemistry; D004247:DNA; D046911:Macromolecular Substances; D009690:Nucleic Acid Conformation
chemical_list: D046911:Macromolecular Substances; D004247:DNA