title: Pyrimidine dimers induced alteration of DNA tertiary structure evidence for unwinding and shortening.
mesh_terms: D004260:DNA Repair; D004270:DNA, Circular / Q000235:genetics / Q000528:radiation effects; D004278:DNA, Superhelical / Q000235:genetics / Q000528:radiation effects*; D004307:Dose-Response Relationship, Radiation; D009690:Nucleic Acid Conformation; D011740:Pyrimidine Dimers / Q000235:genetics / Q000528:radiation effects*; D014466:Ultraviolet Rays
chemical_list: D004270:DNA, Circular; D004278:DNA, Superhelical; D011740:Pyrimidine Dimers