α-гетерохроматин, компактный гетерохроматин
Гетерохроматин, образующий плотную, хорошо окрашиваемую зону, занимающую центральное положение в хромоцентре chromocenter, не политенизируется; термин «» предложен Э.Хейтцем в 1934 при анализе политенных хромосом дрозофилы Drosophila virilis; у многих дрозофил -Г. и -гетерохроматин трудно дифференцируемы.

Англо-русский толковый словарь генетических терминов. — М.: Изд-во ВНИРО. . 1995.

Смотреть что такое "alpha-heterochromatin" в других словарях:

  • Heterochromatin protein 1 — chromobox homolog 5 Identifiers Symbol CBX5 Alt. symbols HP1 alpha Entrez 23468 …   Wikipedia

  • Alpha-tubulin 3C — Tubulin, alpha 3c, also known as TUBA3C, is a human gene.cite web | title = Entrez Gene: TUBA3C tubulin, alpha 3c| url = Cmd=ShowDetailView TermToSearch=7278| accessdate = ] PBB Summary section… …   Wikipedia

  • CBX5 (gene) — Chromobox homolog 5 (HP1 alpha homolog, Drosophila), also known as CBX5, is a human gene.cite web | title = Entrez Gene: CBX5 chromobox homolog 5 (HP1 alpha homolog, Drosophila)| url =… …   Wikipedia

  • Cromosoma — Vista general de las células en un ápice de raíz de cebolla (Allium cepa), observado con 800 aumentos. (a) Célula sin dividirse, obsérvese la red de cromatina …   Wikipedia Español

  • Centromere — Chromosomal components: (1) Chromatid (2) Centromere (3) Short arm (4) Long arm A centromere is a region of DNA typically found near the middle of a chromosome where two identical sister chromatids come closest in contact. It is involved in cell… …   Wikipedia

  • Cell nucleus — HeLa cells stained for the cell nucleus DNA with the Blue Hoechst dye. The central and rightmost cell are in interphase, thus their entire nuclei are labeled. On the left, a cell is going through mitosis and its DNA has condensed ready for… …   Wikipedia

  • 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

  • Transcription factor — In the field of molecular biology, a transcription factor (sometimes called a sequence specific DNA binding factor) is a protein that binds to specific sequences of DNA and thereby controls the transfer (or transcription) of genetic information… …   Wikipedia

  • DNMT3A — DNA (cytosine 5 ) methyltransferase 3 alpha Rendering based on PDB 2QRV …   Wikipedia

  • MX2 — For the aircraft see MX2 (aircraft) Myxovirus (influenza virus) resistance 2 (mouse), also known as MX2, is a human gene.cite web | title = Entrez Gene: MX2 myxovirus (influenza virus) resistance 2 (mouse)| url =… …   Wikipedia

  • Methylation — In the chemical sciences, methylation denotes the addition of a methyl group to a substrate or the substitution of an atom or group by a methyl group. Methylation is a form of alkylation with, to be specific, a methyl group, rather than a larger… …   Wikipedia

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