機能GTPase signaling protein that binds to and hydrolyzes GTP. Regulates signaling pathways involving G-proteins-coupled receptor and heterotrimeric proteins such as GNB1, GNB2 and GNB3. May be involved in selected striatal competencies, mainly locomotor activity and motor coordination.
組織特異性Pancreatic endocrine cells (islets of Langerhans).
配列類似性Belongs to the small GTPase superfamily. RasD family.
翻訳後修飾Farnesylated. Farnesylation is required for membrane targeting.