Catalyzes the phosphorylation of 1D-myo-inositol 1,4,5-trisphosphate (InsP3) into 1D-myo-inositol 1,3,4,5-tetrakisphosphate and participates to the regulation of calcium homeostasis.

Matrix Type

  • Plasma
  • Tissue/Cells

Gene Symbol

  • ITPKB

UniProt ID

  • P27987

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