Neat single-molecule experiments!

Two-component molecular motor driven by a GTPase cycle | Nature Physics
https://www.nature.com/articles/s41567-023-02009-3
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RT @stpalli
The mechanism of this new motor is distinct from conventional ones.

Unlike motors such as Kinesin, it runs on GTP not ATP.

Also, the motor has no "power stroke" motion of one protein domain relative to another, but relies on a sudden change in the stiffness of the en…
https://twitter.com/stpalli/status/1654141624933335048