Predicted to enable GTP binding activity. Predicted to be a structural constituent of cytoskeleton. Predicted to be involved in microtubule cytoskeleton organization and mitotic cell cycle. Predicted to be located in cytoskeleton. Predicted to be active in cytoplasm and microtubule. Is expressed in several structures, including central nervous system; eye; and palatal shelf. Orthologous to human TUBE1 (tubulin epsilon 1). [provided by Alliance of Genome Resources, Apr 2022]