CDP-L-myo-inositol myo-inositolphosphotransferase (, CDP-inositol:inositol-1-phosphate transferase (bifunctional CTP:inositol-1-phosphate cytidylyltransferase/CDP-inositol:inositol-1-phosphate transferase (IPCT/DIPPS)), DIPPS (bifunctional CTP:inositol-1-phosphate cytidylyltransferase/CDP-inositol:inositol-1-phosphate transferase (IPCT/DIPPS))) is an enzyme with systematic name CDP-1L-myo-inositol:1L-myo-inositol 1-phosphate myo-inositolphosphotransferase. This enzyme catalyses the following chemical reaction
The enzyme is involved in biosynthesis of bis(1L-myo-inositol) 1,3-phosphate.