histone kev taw qhia
Histone (histone) yog cov protein yooj yim hauv cov chromatin thiab cov hlwb prokaryotic ntawm cov kab mob eukaryotic, thiab tsim cov qauv ntawm nucleosomes ua ke nrog DNA. Lawv yog cov khoom siv tseem ceeb ntawm cov chromatin, uas ua raws li spools ncig DNA thiab ua lub luag haujlwm hauv kev tswj cov noob.