Predicted to enable GTPase regulator activity. Predicted to be involved in positive regulation of inflammatory response. Predicted to act upstream of or within positive regulation of cytokine production involved in inflammatory response and positive regulation of leukocyte chemotaxis. Predicted to be located in plasma membrane. Orthologous to human GPSM3 (G protein signaling modulator 3). [provided by Alliance of Genome Resources, Apr 2022]