title: Nucleosome structure II: structure of the SV40 minichromosome and electron microscopic evidence for reversible transitions of the nucleosome structure.
mesh_terms: D002843:Chromatin / Q000648:ultrastructure*; D004279:DNA, Viral; D006657:Histones; D008836:Micrococcal Nuclease; D008854:Microscopy, Electron; D009690:Nucleic Acid Conformation; D011485:Protein Binding; D013539:Simian virus 40 / Q000648:ultrastructure
chemical_list: D002843:Chromatin; D004279:DNA, Viral; D006657:Histones; D008836:Micrococcal Nuclease