In the endoplasmic reticulum (ER) lumen, multiple inositol polyphosphate phosphatase 1 (MINPP1) dephosphorylates inositol 1,3,4,5-tetrakisphosphate (I(1,3,4,5)P4) to inositol 1,4,5-trisphosphate (I(1,4,5)P3) (Caffrey et al. 1999, Chi et al. 1999).
Caffrey, JJ, Hidaka, K, Matsuda, M, Hirata, M, Shears, SB
Chi, H, Tiller, GE, Dasouki, MJ, Romano, PR, Wang, J, O'keefe, RJ, Puzas, JE, Rosier, RN, Reynolds, PR
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