- lactose operon
- lactose operon.См. lас-оперон.(Источник: «Англо-русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд-во ВНИРО, 1995 г.)
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lactose operon
Смотреть что такое "lactose operon" в других словарях:
Lactose-Operon — Das Lactose Operon, kurz lac Operon, ist ein Operon, das sowohl beim Transport, als auch beim Abbau von Lactose in Bakterien, beispielsweise Escherichia coli, eine wichtige Rolle spielt. Inhaltsverzeichnis 1 Aufbau des Operons 2 Regulation des… … Deutsch Wikipedia
lactose operon — Group of adjacent and coordinately controlled genes concerned with the metabolism of lactose in E. coli. The lac operon was the first example of a group of genes under the control of an operator region to which a lactose repressor binds. When the … Dictionary of molecular biology
lactose carrier protein — The best known example is the product of the lacY gene, coded for in the lactose operon and responsible for the uptake of lactose by E. coli … Dictionary of molecular biology
lactose repressor — Protein (tetramer of 37 kD subunits) that normally binds with very high affinity to the operator region of the lactose operon and inhibits transcription of the downstream genes by blocking access of the polymerase to the promoter region. When the … Dictionary of molecular biology
Operon — Opéron Un opéron est un groupement de gènes et de séquences régulatrices du génome des procaryotes chez qui cette organisation est principalement rencontrée. Les gènes concourent à la réalisation d une même fonction physiologique et sont… … Wikipédia en Français
Opéron lactose — Colonies d E. coli sur une boîte de Petri contenant du X gal, donnant leur couleur bleue aux colonies produisant la β galactosidase et catabolisant donc le lactose. L opéron lactose, ou opéron lac est un opéron nécessaire au transport et au … Wikipédia en Français
Operon — A typical operon In genetics, an operon is a functioning unit of genomic DNA containing a cluster of genes under the control of a single regulatory signal or promoter.[1][2] The genes are tr … Wikipedia
operon — A genetic functional unit that controls production of a messenger RNA; it consists of an operator gene and two or more structural genes located in sequence in the cis position on one chromosome. [L. operor, to work, act, + on] Lac o … Medical dictionary
operon — /op euh ron /, n. Genetics. a set of two or more adjacent cistrons whose transcription is under the coordinated control of a promoter, an operator, and a regulator gene. [1960 65; < F opéron, equiv. to opér(er) to work, OPERATE + on ON1] * * *… … Universalium
Operón lac — Este artículo o sección necesita referencias que aparezcan en una publicación acreditada, como revistas especializadas, monografías, prensa diaria o páginas de Internet fidedignas. Puedes añadirlas así o avisar … Wikipedia Español
