Microtubule-dependent motor that is probably involved in microtubule organization in the mitotic spindle. Localizes in the nucleus at the interphase and on the mitotic spindle during mitosis. During the developmental stage. Belongs to the TRAFAC class myosin-kinesin ATPase superfamily. Kinesin family. NCD subfamily. Contaminating sequence. Sequence of unknown origin in the N-terminal part.