OR56A1

OR56A1 is a gene that encodes a protein in the olfactory receptor family. This family is a group of G protein-coupled receptors which are responsible for detecting molecules in the environment and subsequently initiating a neuronal response. The olfactory receptor proteins interact with odorant molecules in the nose to initiate a neuronal response that triggers the perception of a smell.

Function

The olfactory receptor family is the largest in the genome. The nomenclature assigned to the olfactory receptor genes and proteins for this organism is independent of other organisms. The function of OR56A1, like other olfactory receptors, is to bind odor molecules in the nose and initiate a neuronal response that leads to the perception of a smell.

Structure

The OR56A1 gene is located on chromosome 6, specifically at 6q27. The gene spans approximately 1.1 kilobases and consists of a single exon. The OR56A1 protein is a member of the Class A rhodopsin-like family of G protein-coupled receptors.

Clinical Significance

While the specific clinical significance of OR56A1 is not yet fully understood, olfactory receptors in general play a crucial role in the sense of smell. Mutations in these receptors can lead to anosmia, a condition characterized by a loss of the sense of smell.

See Also

• Olfactory receptor
• G protein-coupled receptor
• Anosmia