2.7.1.127 inositol-trisphosphate 3-kinase 1D-myo-inositol hexakisphosphate biosynthesis II (mammalian) - - 2.7.1.140 inositol-tetrakisphosphate 5-kinase 1D-myo-inositol hexakisphosphate biosynthesis II (mammalian) - - 2.7.1.158 inositol-pentakisphosphate 2-kinase 1D-myo-inositol hexakisphosphate biosynthesis II (mammalian) - - 2.7.1.159 inositol-1,3,4-trisphosphate 5/6-kinase 1D-myo-inositol hexakisphosphate biosynthesis II (mammalian) - - 3.1.3.56 inositol-polyphosphate 5-phosphatase 1D-myo-inositol hexakisphosphate biosynthesis II (mammalian) - -