This motor homology domain binds microtubules and lacks an ATP-binding site [1-2].

1: Vik1 modulates microtubule-Kar3 interactions through a motor domain that lacks an active site. Allingham JS, Sproul LR, Rayment I, Gilbert SP; Cell. 2007;128:1161-1172. PMID:17382884

2: Kar3Vik1, a member of the kinesin-14 superfamily, shows a novel kinesin microtubule binding pattern. Rank KC, Chen CJ, Cope J, Porche K, Hoenger A, Gilbert SP, Rayment I; J Cell Biol. 2012;197:957-970. PMID:22734002