IRAG is essential for relaxation of receptor-triggered smooth musle contraction by cGMP kinase.
Geiselhöringer A, Werner M, Sigl K, Smital P, Wörner R, Acheo L, Stieber J, Weinmeister P, Feil R, Feil S, Wegener J, Hofmann F & Schlossmann J
EMBO J. 2004, 23, 4222-4231