Predicted to enable GTP binding activity. Predicted to be a structural constituent of cytoskeleton. Predicted to be involved in microtubule-based process. Predicted to be located in microtubule. Is an ortholog of C. elegans mec-12. In C. elegans, mec-12 is involved in several processes, including positive regulation of multicellular organismal process; response to mechanical stimulus; and thigmotaxis.