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Actin in a supporting role

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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Figure 1: A few of the many potential roles for actin filaments in synaptic terminals.

Erin Boyle

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Halpain, S. Actin in a supporting role. Nat Neurosci 6, 101–102 (2003). https://doi.org/10.1038/nn0203-101

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