FYVE, RhoGEF and PH domain-containing protein 2 (Fgd2)

Activates CDC42, a Part of the Ras-like family of Rho- and Rac proteins, by exchanging bound GDP for free GTP.

Activates JNK1 through CDC42 but not RAC1.

Binds to phosphatidylinositol 4,5-bisphosphate, phosphatidylinositol 3,4,5- trisphosphate, phosphatidylinositol 5-monophosphate, phosphatidylinositol 4-monophosphate and phosphatidylinositol 3- monophosphate. .