The author is in the Department of Cell Biology, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, California 92037, USA. shelley@scripps.edu
Actin is abundant at presynaptic terminals, and many important functions have been proposed for it. A new study adds 'scaffold' to the growing list of leading parts for which actin has auditioned and refutes a more action-packed, starring role for actin in presynaptic function.
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