名词 histone:

1. a simple protein containing mainly basic amino acids; present in cell nuclei in association with nucleic acids

histin甲胺乙吡啶histint.嘘(唤人注意；禁止作声等场合用的字)pref.表示“组织”historiography theory史学理论histopathologic slide病理组织切片Histiocyte chemotaxis组织细胞趋化性histotrophic transfer组织营养传递histone modifications组蛋白修饰histological specimen组织学标本Histiocytic granuloma组织细胞性肉芽肿histidylproline amide组氨酰脯氨酰胺histone deacetylation曲古霉素Ahisto differentiation组织分化

1. Histones are a group of proteins that are associated with chromosomes.
   组蛋白是一类结合在染色体上的蛋白质。
2. Histones, as the basic components of nucleosome, are essential to chromatin structure and function.
   组蛋白作为核小体的基本组分，是染色质的结构和功能必需的。