单词	histone
释义	histone noun his·​tone ˈhi-ˌstōn  : any of various simple water-soluble proteins that are rich in the basic amino acids lysine and arginine and are complexed with DNA in the nucleosomes of eukaryotic chromatin Example Sentences Recent Examples on the Web By binding to the H3 histone, serotonin and dopamine can regulate transcription of DNA into RNA and, as a consequence, the synthesis of specific proteins from them. Quanta Magazine, 27 Oct. 2020 In the nucleus, DNA is bound to proteins called histones to make a complex called chromatin, which in turn forms chromosomes. Bradley J. Fikes, sandiegouniontribune.com, 27 July 2017 Word History Etymology German Histon First Known Use 1885, in the meaning defined above Medical Definition histone noun his·​tone ˈhis-ˌtōn  : any of various simple water-soluble proteins that are rich in the basic amino acids lysine and arginine and are complexed with DNA in the nucleosomes of eukaryotic chromatin
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