, Volume 50, Issue 9, pp 1263-1265
Date: 09 Sep 2009

Following the Behavior of the Flagellar Rotary Motor Near Zero Load

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At room temperature at stall, the flagellar motor of the bacterium Escherichia coli exerts a torque of ~1,300 pN nm. At zero external load, it spins ~330 Hz. A robust method for studying the motor near zero load is reviewed here.