Enables inositol 1,4,5 trisphosphate binding activity and store-operated calcium channel activity. Acts upstream of or within gamma-aminobutyric acid secretion and oligodendrocyte differentiation. Located in caveola. Part of protein-containing complex. Is expressed in several structures, including brain; cochlea; ganglia; genitourinary system; and liver. Orthologous to human TRPC4 (transient receptor potential cation channel subfamily C member 4). [provided by Alliance of Genome Resources, Apr 2022]