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Activator (genetics)

Index Activator (genetics)

A transcriptional activator is a protein (transcription factor) that increases gene transcription of a gene or set of genes. [1]

18 relations: CAMP receptor protein, Catabolite activator protein, Coactivator (genetics), Cyclic adenosine monophosphate, DNA-binding protein, Enhancer (genetics), Escherichia coli, General transcription factor, Glossary of gene expression terms, Lac operon, Operon, Promoter (genetics), Regulation of gene expression, Repressor, Richard H. Ebright, RNA polymerase, Transcription (biology), Transcription factor.

CAMP receptor protein

cAMP receptor protein (CRP; also known as catabolite activator protein, CAP) is a regulatory protein in bacteria.

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Catabolite activator protein

Catabolite activator protein (CAP; also known as cAMP receptor protein, CRP) is a trans-acting transcriptional activator that exists as a homodimer in solution.

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Coactivator (genetics)

A coactivator is a type of transcriptional coregulator that binds to an activator (a transcription factor) to increase the rate of transcription of a gene or set of genes.

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Cyclic adenosine monophosphate

Cyclic adenosine monophosphate (cAMP, cyclic AMP, or 3',5'-cyclic adenosine monophosphate) is a second messenger important in many biological processes.

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DNA-binding protein

DNA-binding proteins are proteins that have DNA-binding domains and thus have a specific or general affinity for single- or double-stranded DNA.

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Enhancer (genetics)

In genetics, an enhancer is a short (50–1500 bp) region of DNA that can be bound by proteins (activators) to increase the likelihood that transcription of a particular gene will occur.

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Escherichia coli

Escherichia coli (also known as E. coli) is a Gram-negative, facultatively anaerobic, rod-shaped, coliform bacterium of the genus Escherichia that is commonly found in the lower intestine of warm-blooded organisms (endotherms).

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General transcription factor

General transcription factors (GTFs), also known as basal transcriptional factors, are a class of protein transcription factors that bind to specific sites (promoter) on DNA to activate transcription of genetic information from DNA to messenger RNA.

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Glossary of gene expression terms

No description.

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Lac operon

The lac operon (lactose operon) is an operon required for the transport and metabolism of lactose in Escherichia coli and many other enteric bacteria.

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Operon

In genetics, an operon is a functioning unit of DNA containing a cluster of genes under the control of a single promoter.

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Promoter (genetics)

In genetics, a promoter is a region of DNA that initiates transcription of a particular gene.

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Regulation of gene expression

Regulation of gene expression includes a wide range of mechanisms that are used by cells to increase or decrease the production of specific gene products (protein or RNA), and is informally termed gene regulation.

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Repressor

In molecular genetics, a repressor is a DNA- or RNA-binding protein that inhibits the expression of one or more genes by binding to the operator or associated silencers.

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Richard H. Ebright

Richard High Ebright is an American molecular biologist.

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RNA polymerase

RNA polymerase (ribonucleic acid polymerase), both abbreviated RNAP or RNApol, official name DNA-directed RNA polymerase, is a member of a family of enzymes that are essential to life: they are found in all organisms (-species) and many viruses.

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Transcription (biology)

Transcription is the first step of gene expression, in which a particular segment of DNA is copied into RNA (especially mRNA) by the enzyme RNA polymerase.

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Transcription factor

In molecular biology, a transcription factor (TF) (or sequence-specific DNA-binding factor) is a protein that controls the rate of transcription of genetic information from DNA to messenger RNA, by binding to a specific DNA sequence.

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Redirects here:

Activator DNA sequences, Activator protein, Activator sequence, Activator sequences, DNA Activation, Transcription activator, Transcription activators, Transcriptional activator, Transcriptional activators.

References

[1] https://en.wikipedia.org/wiki/Activator_(genetics)

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