SEARCH Articles Figures Tables Acid dissociation constant purine and pyrimidine bases Aza analogs, of pyrimidine and purine bases Base Pairing in the Purine and Pyrimidine Crystal Structures Base-Pair Configurations with Purine and Pyrimidine Homo-Association Deoxyribonucleic acid purine and pyrimidine bases Properties of Purine and Pyrimidine Bases Purine bases Purines, pyrimidines Pyrimidine Nucleoside Bases, Purines, Nucleotides, Nucleosides, and Nucleic Acids Pyrimidine bases Pyrimidine nucleoside bases and purines Ribonucleic acid purine and pyrimidine bases Solubility purine and pyrimidine bases