title: Nucleosome structure I: all four histones, H2A, H2B, H3, and H4, are required to form a nucleosome, but an H3-H4 subnucleosomal particle is formed with H3-H4 alone.
mesh_terms: D000818:Animals; D002417:Cattle; D002843:Chromatin / Q000032:analysis / Q000648:ultrastructure*; D004247:DNA / Q000032:analysis; D004278:DNA, Superhelical; D004279:DNA, Viral; D006657:Histones / Q000032:analysis; D008854:Microscopy, Electron; D008970:Molecular Weight; D009690:Nucleic Acid Conformation; D011485:Protein Binding; D013539:Simian virus 40; D013950:Thymus Gland
chemical_list: D002843:Chromatin; D004278:DNA, Superhelical; D004279:DNA, Viral; D006657:Histones; D004247:DNA