Control of XPR1-dependent cellular phosphate efflux by InsP(8) is an exemplar for functionally-exclusive inositol pyrophosphate signaling.
Li X, Gu C, Hostachy S, Sahu S, Wittwer C, Jessen HJ, Fiedler D, Wang H, Shears SB. Proc Natl Acad Sci U S A. 2020 Feb 18; 117(7):3568-3574. Epub 2020 Feb 4.