Life's smallest motor, cargo carrier of the cells, moves like a seesaw
Thursday, February 18, 2010 - 22:21
in Physics & Chemistry
Life's smallest motor -- a protein that shuttles cargo within cells and helps cells divide -- does so by rocking up and down like a seesaw according to new high-resolution snapshots of a protein called kinesin. The result is the closest look yet at the structural changes kinesin proteins undergo as they ferry molecules.