Calcium-induced inhibition of phosphoserine phosphatase in insulin target cells is mediated by the phosphorylation and activation of inhibitor 1.
Begum N, Sussman KE, Draznin B. Calcium-induced inhibition of phosphoserine phosphatase in insulin target cells is mediated by the phosphorylation and activation of inhibitor 1. J Biol Chem. 1992 Mar 25; 267(9):5959-63.