Inositol 1,4,5-trisphosphate receptor type 1 is a protein that in humans is encoded by the ITPR1 gene. Interactions ITPR1 has been shown to interact with: AHCYL1, CA8, EPB41L1 FKBP1A, MRVI1, PRKG1, RHOA, and TRPC4. See also Inositol triphosphate Inositol triphosphate receptor References Further reading External links GeneReviews/NCBI/NIH/UW entry on Spinocerebellar Ataxia Type 15 Ion channels