repressor protein

См. также в других словарях:

• repressor protein — A protein that binds to an operator of a gene preventing the transcription of the gene. The binding affinity of repressors for the operator may be affected by other molecules. Inducers bind to repressors and decrease their binding to the operator …   Dictionary of molecular biology

• repressor protein — (re pres or) A protein coded for by a regulator gene that can bind to the operator and inhibit transcription; it may be active by itself or only when the corepressor is bound to it …   Dictionary of microbiology

• Repressor — For other uses, see repression A repressor is a DNA binding protein that regulates the expression of one or more genes by decreasing the rate of transcription. This blocking of expression is called repression.Repressor proteins are coded for by… …   Wikipedia

• Protein-DNA interaction — The lambda repressor protein interacting with the lambda operator DNA. Protein–DNA interactions are when a protein binds a molecule of DNA, often to regulate the biological function of DNA, usually the expression of a gene. Among the proteins… …   Wikipedia

• Protein inhibitor of activated STAT2 — Protein inhibitor of activated STAT, 2, also known as PIAS2, is a human gene.cite web | title = Entrez Gene: PIAS2 protein inhibitor of activated STAT, 2| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView… …   Wikipedia

• Repressor — Repressor, vom ⇒ Regulatorgen codiertes, die Aktivität des ⇒ Operators regulierendes Protein in Protocyten; dient der ⇒ Genregulation bei Prokaryoten, wie sie durch das ⇒ Jacob Monod Modell beschrieben ist …   Deutsch wörterbuch der biologie

• repressor — [ri pres′ər] n. something that represses; esp., a protein produced in a cell that prevents the synthesis of a specific enzyme: also sp. represser …   English World dictionary

• Repressor — Als Repressor bezeichnet man in der Genetik ein DNA bindendes Regulator Protein, welches an den Operator bindet und damit die Bindung der RNA Polymerase an den Promotor blockiert, wodurch die Transkription des Gens (oder Operons) verhindert wird …   Deutsch Wikipedia

• Protein moonlighting — Crystallographic structure of cytochrome P450 from the bacteria S. coelicolor (rainbow colored cartoon, N terminus = blue, C terminus = red) complexed with heme cofactor (magenta spheres) and two molecules of its endogenous substrate epi… …   Wikipedia

• Protein quaternary structure — In biochemistry, quaternary structure is the arrangement of multiple folded protein or coiling protein molecules in a multi subunit complex. Contents 1 Description and examples 2 Nomenclature of quaternary structures 3 Determination of qua …   Wikipedia

• met repressor-operator complex — Repressor protein, 104 residues, product of the metJ gene, which regulates methionine biosynthesis in E. coli. Dimeric molecules bind to adjacent sites 8 base pairs apart on the DNA; sequence recognition is by interaction between antiparallel… …   Dictionary of molecular biology