Article
Conformational dynamics of calcium-triggered activation of fusion by synaptotagmin.
Biophysical journal - 3 Dec 2013
Krishnakumar Shyam S, Kümmel Daniel, Jones Sunny J, Radoff Daniel T, Reinisch Karin M, Rothman James E
Abstract excerpt
Synaptotagmin triggers rapid exocytosis of neurotransmitters from synaptic vesicles in response to Calcium (Ca(2+)) ions. Here, we use a novel Nanodisc-based system, designed to be a soluble mimetic of the clamped synaptic vesicle-bilayer junction, combined with fluorescence resonance energy transfer (FRET) spectroscopy to monitor the structural relationships among SNAREs (soluble N-ethylmaleimide-sensitive...
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