otopetrin

== English == === Etymology === From Ancient Greek οὖς, ὠτ- (oûs, ōt-, “ot-; ear”) and Ancient Greek πέτρος (pétros, “stone”) === Noun === otopetrin (plural otopetrins) (biochemistry) Any of a group of transmembrane proteins associated with otoconia and with sensing the sour taste === References ===