Predicted to enable GTP binding activity and GTPase activity. Predicted to be involved in several processes, including mitochondrial outer membrane permeabilization; mitochondrion transport along microtubule; and regulation of mitochondrion organization. Located in mitochondrion. Is expressed in brain. Used to study motor neuron disease. Orthologous to human RHOT1 (ras homolog family member T1). [provided by Alliance of Genome Resources, Apr 2022]