Predicted to enable GTP binding activity; GTPase activity; and GTPase binding activity. Predicted to be involved in several processes, including cellular response to amino acid stimulus; cellular response to leucine starvation; and positive regulation of TORC1 signaling. Predicted to be located in cytoplasm. Predicted to be part of Gtr1-Gtr2 GTPase complex. Predicted to be active in lysosome and nucleus. Orthologous to human RRAGB (Ras related GTP binding B). [provided by Alliance of Genome Resources, Apr 2022]