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Microtubule motors and movements

Microtubule motors and movements - • The movement of...

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Microtubule motors and movements Two large families of motor proteins are the: o kinesins o dyneins These motor proteins power the variety of movements in which microtubules participate. [energy derived from repeated cycles of ATP hydrolysis]. They bind, release, and then re-bind to the microtubule. Kinesin moves along microtubules toward the plus end and dynein moves toward the minus end.
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Unformatted text preview: • The movement of kinesin transports vesicles and organelles away from the cell body. Dynein moves organelles back in the opposite direction. • The transport of membrane vesicles and organelles through the cytoplasm is a major role played by microtubules....
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