GO terms:
Biological Process:
signal transduction [GO:0007165],
regulation of small GTPase mediated signal transduction [GO:0051056],
positive regulation of GTPase activity [GO:0043547],
Molecular Function:
GTPase activator activity [GO:0005096],
Cellular Component:
cytoplasm [GO:0005737],
plasma membrane [GO:0005886],
intracellular membrane-bounded organelle [GO:0043231],
nucleus [GO:0005634],
cytosol [GO:0005829],