| GO | Name |
| GO:0001581 | detection of chemical stimulus involved in sensory perception of sour taste |
| GO:0005227 | calcium activated cation channel activity |
| GO:0005261 | cation channel activity |
| GO:0005262 | calcium channel activity |
| GO:0005272 | sodium channel activity |
| GO:0005509 | calcium ion binding |
| GO:0005783 | endoplasmic reticulum |
| GO:0005886 | plasma membrane |
| GO:0005887 | integral component of plasma membrane |
| GO:0006812 | cation transport |
| GO:0007224 | smoothened signaling pathway |
| GO:0008092 | cytoskeletal protein binding |
| GO:0009415 | response to water |
| GO:0009986 | cell surface |
| GO:0015269 | calcium-activated potassium channel activity |
| GO:0016020 | membrane |
| GO:0016021 | integral component of membrane |
| GO:0031410 | cytoplasmic vesicle |
| GO:0033040 | sour taste receptor activity |
| GO:0034704 | calcium channel complex |
| GO:0035725 | sodium ion transmembrane transport |
| GO:0042802 | identical protein binding |
| GO:0043231 | intracellular membrane-bounded organelle |
| GO:0043235 | receptor complex |
| GO:0050912 | detection of chemical stimulus involved in sensory perception of taste |
| GO:0050915 | sensory perception of sour taste |
| GO:0050982 | detection of mechanical stimulus |
| GO:0051289 | protein homotetramerization |
| GO:0051371 | muscle alpha-actinin binding |
| GO:0051393 | alpha-actinin binding |
| GO:0060170 | ciliary membrane |
| GO:0071468 | cellular response to acidic pH |
| GO:0071805 | potassium ion transmembrane transport |
| GO:0097730 | non-motile cilium |
| GO:0098662 | inorganic cation transmembrane transport |