Trimeric intracellular cation channel type 1B.2

UniProtKB accession:  Q9NA73

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UniProtKB description:  Potassium channel that mediates transmembrane potassium transport (By similarity). Might be required for maintenance of rapid intracellular calcium release (By similarity). May act as a potassium counter-ion channel that functions in synchronization with calcium release from intracellular stores (By similarity). Binds phosphatidylinositol 4,5-bisphosphate (PIP2) (PubMed:27698420).