OR51B2

OR51B2 is a gene that encodes a protein in the olfactory receptor family. This family is responsible for the detection of odor molecules and the transduction of odorant signals. The OR51B2 gene is specifically involved in the detection of certain odorants, including those found in food and beverages.

Structure

The OR51B2 gene is located on chromosome 11 in humans. It spans approximately 1.1 kilobases and consists of a single exon. The encoded protein is a member of the G protein-coupled receptor superfamily, which is characterized by seven transmembrane domains. The protein is approximately 312 amino acids in length.

Function

The OR51B2 protein is expressed in the olfactory epithelium, where it is involved in the detection of odorants. When an odorant molecule binds to the receptor, it triggers a signal transduction pathway that leads to the perception of smell. The specific odorants that the OR51B2 receptor can detect are not fully understood, but it is thought to be involved in the detection of certain food and beverage odors.

Clinical significance

Mutations in the OR51B2 gene have been associated with a reduced ability to smell certain odors. This can have implications for food preference and dietary habits. Further research is needed to fully understand the clinical significance of the OR51B2 gene.

See also

• Olfactory receptor
• G protein-coupled receptor
• Signal transduction
• Odorant