In genetics, an operon is a functioning unit of DNA containing a cluster of genes under the control of a single promoter. The genes are transcribed together...
21 KB (2,544 words) - 00:40, 27 April 2024
The lactose operon (lac operon) is an operon required for the transport and metabolism of lactose in E. coli and many other enteric bacteria. Although...
40 KB (5,212 words) - 19:33, 1 July 2024
trp operon is a group of genes that are transcribed together, encoding the enzymes that produce the amino acid tryptophan in bacteria. The trp operon was...
21 KB (2,606 words) - 07:48, 3 June 2024
In molecular biology, the ars operon is an operon found in several bacterial taxon. It is required for the detoxification of arsenate, arsenite, and antimonite...
8 KB (814 words) - 05:49, 19 February 2024
The L-arabinose operon, also called the ara or araBAD operon, is an operon required for the breakdown of the five-carbon sugar L-arabinose in Escherichia...
16 KB (1,675 words) - 16:15, 5 March 2024
Attenuator (genetics) (section The trp operon)
In genetics, attenuation is a regulatory mechanism for some bacterial operons that results in premature termination of transcription. The canonical example...
17 KB (2,242 words) - 19:56, 17 August 2024
The gal operon is a prokaryotic operon, which encodes enzymes necessary for galactose metabolism. Repression of gene expression for this operon works via...
8 KB (1,087 words) - 01:54, 28 March 2024
The threonine operon leader is an RNA element. Threonine is one of at least 6 amino acid operons are known to be regulated by attenuation. In each a leader...
2 KB (201 words) - 05:26, 10 October 2019
Repressor (section lac operon repressor)
and the silencer region to come in proximity of each other. The lacZYA operon houses genes encoding proteins needed for lactose breakdown. The lacI gene...
13 KB (1,503 words) - 19:58, 1 January 2024
Transfer gene (redirect from Tra operon)
Transfer genes or tra genes (also transfer operons or tra operons), are some genes necessary for non-sexual transfer of genetic material in both gram-positive...
5 KB (596 words) - 23:08, 3 January 2024