ARAC GENES Meaning and
Definition
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araC genes refer to a group of genes that are involved in the regulation of arabinose utilization in bacteria. These genes are primarily found in Escherichia coli (E. coli) and related bacterial species. The term "araC" stands for "arabinose catabolism" and signifies the role of these genes in the breakdown of arabinose, a five-carbon sugar.
The araC genes encode for a protein known as the AraC protein, which acts as a transcriptional regulator. This protein possesses two distinct functional domains, the N-terminal domain and the C-terminal domain. The N-terminal domain is responsible for sensing the presence of arabinose, while the C-terminal domain interacts with other regulatory proteins and DNA.
In the presence of arabinose, the AraC protein undergoes a conformational change, allowing it to bind to specific regions of DNA called operators. This binding either promotes or inhibits the transcription of genes involved in arabinose utilization, depending on the structure of the DNA region. This mechanism allows bacteria to regulate the expression of arabinose metabolic genes based on the availability of arabinose in their environment.
Overall, araC genes play a crucial role in coordinating the utilization of arabinose as an energy source for bacteria. This regulatory system ensures that arabinose metabolic genes are only expressed when arabinose is present, allowing the bacteria to optimize their energy production and resource utilization in response to changing environmental conditions.
Common Misspellings for ARAC GENES
- zrac genes
- srac genes
- wrac genes
- qrac genes
- aeac genes
- adac genes
- afac genes
- atac genes
- a5ac genes
- a4ac genes
- arzc genes
- arsc genes
- arwc genes
- arqc genes
- arax genes
- arav genes
- araf genes
- arad genes
- arac fenes
- arac venes
Etymology of ARAC GENES
The term "araC genes" is derived from the combination of two components: "araC" and "genes".
1. "araC": The term "araC" stands for "arabinose catabolism". It refers to the regulatory protein AraC, which controls the expression of genes involved in the metabolism of arabinose, a sugar found in some plant material. The name "araC" is formed using the first three letters of "arabinose" and the first letter of "catabolism".
2. "Genes": This term refers to the units of heredity that carry the instructions for the development, functioning, and characteristics of organisms. The word "genes" is derived from the Latin word "genus", meaning "origin" or "race".
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