Essential for protein sorting in meiotic cell division of S.cerevisiae; it binds microtubules. Could also be involved in microtubule-associated motility. Necessary for membrane protein retention in a late Golgi compartment. Interacts with the MVP1 protein. Present with 5960 molecules/cell in log phase SD medium. Belongs to the TRAFAC class dynamin-like GTPase superfamily. Dynamin/Fzo/YdjA family.