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Keeping plant-cell motors on track

20:00 EDT 13 Mar 2018 | AAAS

(Washington University in St. Louis) In a growing plant cell, motor proteins called kinesins work as transporters that haul materials built in one part of the cell to the place where they are needed. Now, biologists at Washington University in St. Louis have discovered the molecular brakeman that holds kinesins in check until their cargo is needed.

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