Unlike a Myosin Head, a Kinesin Head is Tightly Bound

Question

Unlike a myosin head, a kinesin head is tightly bound to its cytoskeletal track when bound to ...
A) ATP.
B) ADP.
C) no nucleotide.
D) GTP.
E) GDP.

Accepted Answer

In the mechanochemical cycle of kinesins, an ATP-bound head binds tightly to its microtubule track. Myosins release their actin filament once bound to ATP.