ω-agatoxin IVA is a specific blocker of P/Q-type calcium channel
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This toxin modulates the R-type current associated with the class α1E calcium channel (Cav2.3 from the CACNA1E gene).
This peptide selectively targets N-type voltage-sensitive calcium channels.
ω-conotoxin GVIA blocks specifically Cav2.2 channel.
It is a new member of the family of toxins acting on ryanodine receptors with an affinity in the 10 nM range.
Omega-conotoxin MVIIA acts at presynaptic membranes, they bind and block voltage-sensitive calcium channels (VSCC).
ω-conotoxin MVIIC inhibits presynaptic Ca2+ channels
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Huwentoxin I is a selective inhibitor of N-type calcium channel, and TTXs channels