date:Apr 22, 2016
ggered by the binding of the taste compound to the specific G-protein coupled receptor. The interaction of a taste compound with its corresponding taste receptor will either result in a positive or negative hedonic response. In the case of sugar, the positive response helps to identify energy-rich foods, whereas the negative response from bitter compounds protects us from poisons.
The TAS2R receptor family (taste receptors type 2) is responsible for our ability to taste bitterness. The family is