Olfactory receptor family 2 subfamily T member 5 (OR2T5)

Olfactory receptor family 2 subfamily T member 5 (OR2T5) is a human G protein-coupled receptor (GPCR) that functions as an odorant receptor in the olfactory epithelium. Like other olfactory receptors, OR2T5 has a canonical structure with seven transmembrane domains and is responsible for detecting specific volatile odorant molecules. Activation occurs when an odorant binds to the receptor, inducing a conformational change that activates a G protein (Golf), initiating a signaling cascade involving cAMP that ultimately results in neuronal depolarization and signal transduction to the brain as part of the perception of smell. OR2T5 is one of the largest family of GPCRs in the human genome and, as with other olfactory receptors, is not commonly considered a primary therapeutic target. However, the structural and functional study of olfactory receptors is significant for understanding the molecular mechanisms underlying odor recognition and the diversity of sensory perception. There are currently no drugs known to specifically target OR2T5 for therapeutic purposes, and its primary known function is in olfaction. There are also no established biomarker or safety concerns relevant to clinical medicine or drug development for this target, as it is not associated with known pathological or pharmacological roles beyond sensory perception.

Other names

Olfactory receptor 2T5OR2T5Olfactory receptor OR1-62OR1-62OR2T29

Odorant binding leads to conformational change, activating an olfactory-specific G protein (Golf), which then triggers downstream signaling via cAMP production and opening of cyclic nucleotide-gated ion channels, leading to neuronal depolarization and olfactory signal transmission