SUMOylation of the GTPase Rac1 is required for optimal cell migration.
Castillo-Lluva S, Tatham MH, Jones RC, Jaffray EG, Edmondson RD, Hay RT, Malliri A. SUMOylation of the GTPase Rac1 is required for optimal cell migration. Nat Cell Biol. 2010 Nov; 12(11):1078-85.