nucleosome core particle

См. также в других словарях:

• Nucleosome — Nucleosomes are the basic unit of DNA packaging in eukaryotes, consisting of a segment of DNA wound around a histone protein core.[1] This structure is often compared to thread wrapped around a spool.[2] Nucleosomes form the fundamental repeating …   Wikipedia

• Nucléosome — Le nucléosome est un complexe d’ADN et de protéines qui constitue l’unité de base de la chromatine. Il représente le premier niveau de compaction de l’ADN. En contrôlant l’accessibilité du double brin d’ADN, il est directement impliqué dans la… …   Wikipédia en Français

• nucleosome — Spherical sub units of eukaryotic chromatin that are composed of a core particle consisting of an octamer of histones (two molecules each of histones H2a, H2b, H3 and H4) and 146 bp of DNA …   Glossary of Biotechnology

• minimal nucleosome — minimal nucleosome. = core particle (см.). (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

• Nukleosom — Übergeordnet Chromosom Untergeordnet DNA Histone …   Deutsch Wikipedia

• Nucleosom — Nukleosom: DNA (orange) und Histone (blau). Die erste Verpackungsstufe der DNA höherer Zellen ist ein Komplex aus DNA und Histonen, das so genannte Nukleosom. Von Ada und Donald Olins in elektronenmikroskopischen Darstellungen gequollener… …   Deutsch Wikipedia

• Nucleic acid double helix — Double helix redirects here. For other uses, see Double helix (disambiguation). Two complementary regions of nucleic acid molecules will bind and form a double helical structure held together by base pairs. In molecular biology, the term double… …   Wikipedia

• Histone — In biology, histones are the chief protein components of chromatin. They act as spools around which DNA winds, and they play a role in gene regulation. Without histones, the unwound DNA in chromosomes would be very long. For example, each human… …   Wikipedia

• Mechanical properties of DNA — The mechanical properties of DNA, which are directly related to its structure, are a significant problem for cells. Every process which binds or reads DNA is able to use or modify the mechanical properties of DNA for purposes of recognition,… …   Wikipedia

• Chromatin — The major structures in DNA compaction; DNA, the nucleosome, the 10nm beads on a string fibre, the 30nm fibre and the metaphase chromosome Chromatin is the combination of DNA and proteins that make up the contents of the nucleus of a cell. The… …   Wikipedia

• Molecular models of DNA — While this purified DNA precipitated in a water jug (left) appears to be a formless mass, nucleic acids actually possess intricate structure at the nanoscale (right). M …   Wikipedia