title: Semiempirical calculation of intramolecular interactins of DNA-like polynucleotides containing unusual nitrogenous bases.
mesh_terms: D000227:Adenine Nucleotides; D000588:Amines; D001391:Azo Compounds; D003596:Cytosine; D006150:Guanine Nucleotides; D007042:Hypoxanthines; D008433:Mathematics; D009690:Nucleic Acid Conformation; D011119:Polynucleotides; D011685:Purine Nucleotides; D013816:Thermodynamics; D013942:Thymine Nucleotides; D014498:Uracil; D014970:Xanthines
chemical_list: D000227:Adenine Nucleotides; D000588:Amines; D001391:Azo Compounds; D006150:Guanine Nucleotides; D007042:Hypoxanthines; D011119:Polynucleotides; D011685:Purine Nucleotides; D013942:Thymine Nucleotides; D014970:Xanthines; D014498:Uracil; D003596:Cytosine