Eg5 steps it up!  Valentine, M.T.,  Fordyce, P.M. , & Block, S.M.  Cell Division  (2006).  ( pdf ) ( web )
  Individual dimers of the mitotic kinetin Eg5 step processively and support substantial loads  in vitro .  Valentine, M.T.*,  Fordyce, P.M.* , Krzysiak, T.C., Gilbert, S.P., & Block, S.M.  Nature Cell Biology  (2006). (* denotes equal

Eg5 steps it up! Valentine, M.T., Fordyce, P.M., & Block, S.M. Cell Division (2006).

(pdf) (web)

Individual dimers of the mitotic kinetin Eg5 step processively and support substantial loads in vitroValentine, M.T.*, Fordyce, P.M.*, Krzysiak, T.C., Gilbert, S.P., & Block, S.M. Nature Cell Biology (2006). (* denotes equal authorship)

(pdf) (web)