Predicted to enable beta-tubulin binding activity; guanyl-nucleotide exchange factor activity; and small GTPase binding activity. Predicted to be involved in cell surface receptor signaling pathway and cytoskeleton organization. Predicted to act upstream of or within microtubule cytoskeleton organization. Predicted to be located in microtubule cytoskeleton. Predicted to be part of ubiquitin ligase complex. Predicted to be active in cytoplasm. Orthologous to human RANBP10 (RAN binding protein 10). [provided by Alliance of Genome Resources, Apr 2022]