X-ray study of helix, loop and base pair stacking in trinucleoside diphosphate ApApA.
D000227:Adenine Nucleotides; D008961:Models, Structural; D009690:Nucleic Acid Conformation; D011119:Polynucleotides; D014961:X-Ray Diffraction
D000227:Adenine Nucleotides; D011119:Polynucleotides