Definitions of histone

  1. a simple protein containing mainly basic amino acids; present in cell nuclei in association with nucleic acids Scrapingweb Dictionary DB
  2. Small chromosomal proteins (approx 12-20 kD) possessing an open, unfolded structure and attached to the DNA in cell nuclei by ionic linkages. Classification into the various types (designated histone I, histone II, etc.) is based on the relative amounts of arginine and lysine in each. Medical Dictionary DB
  3. An albuminose body derived from nucleo-histone. A dictionary of scientific terms. By Henderson, I. F.; Henderson, W. D. Published 1920.
  4. [Greek] A protein constituent of cell nuclei, thymus, blood corpuscles, and lymph glands. na