What Is the Current Known Role of Complexin in Synaptic

question 18

Multiple Choice

What is the current known role of complexin in synaptic transmission?

• A) Complexin makes sure vesicles are near Ca²⁺ channels.
• B) Complexin binds vesicles to scaffolding proteins in the presynaptic membrane.
• C) Complexin clamps the SNARE complex in an intermediate step prior to vesicle fusion.
• D) Complexin is required for presynaptic Ca²⁺ channels to open.

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