FB2026_02 , released June 18, 2026
Gene Group: OTOPETRIN-LIKE PROTON CHANNELS
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General Information
Name
OTOPETRIN-LIKE PROTON CHANNELS
Species
D. melanogaster
Symbol
OTOPL
FlyBase ID
FBgg0001783
Date last reviewed
2023-11-21
Number of members
3
Description
Description
The Otopetrin-like family are proton-selective ion channels. When expressed in gustatory receptor neurons, they act as acid or sour taste receptors. (Adapted from FBrf0252365.)
Notes on Group
Source Material
The OTOPETRIN-LIKE PROTON CHANNELS Gene Group has been compiled using the following publication(s): Ganguly et al., 2021 .
Key Gene Ontology (GO) terms
Molecular Function
proton channel activity
Biological Process
proton transmembrane transport
Cellular Component
membrane
Related Gene Groups
Parent group(s)
CHEMORECEPTORS
ION CHANNELS BY CONDUCTANCE
Members (3)
For all members:
GO ribbon stack
 molecular functionbiological processcellular component
External Data
Synonyms and Secondary IDs
Synonym(s)
OTOPL
Otopetrin-like acid taste receptors
Otopetrin-like proton sensors
Otopetrin-like sour taste receptors
OTOPETRIN-LIKE PROTON CHANNELS
Secondary FlyBase ID(s)
References (2)