TAS2R9

TAS2R9 is a gene that provides instructions for making a protein that is part of the bitter taste receptor family. This protein is found in specialized taste receptor cells of the tongue, where it is involved in the perception of bitter taste.

Function

The TAS2R9 gene belongs to the family of TAS2R genes, which encode bitter taste receptors. These receptors are located on the surface of taste receptor cells and are responsible for the detection of bitter compounds. When a bitter compound binds to the TAS2R9 receptor, it triggers a series of reactions within the cell that ultimately result in the perception of a bitter taste.

Genetic Variation

Variations in the TAS2R9 gene can affect the sensitivity to certain bitter compounds. Some people may be more sensitive to certain bitter tastes due to variations in this gene, while others may be less sensitive. This genetic variation can influence dietary habits and nutritional status.

Clinical Significance

Research has suggested that the TAS2R9 gene may play a role in certain health conditions. For example, variations in this gene have been associated with differences in taste perception that could influence food preferences and dietary habits, potentially affecting risk factors for obesity and related health conditions. However, more research is needed to fully understand the potential health implications of TAS2R9 gene variations.

See Also

• Taste receptor
• TAS2R genes
• Bitter taste perception