<unk>  is more commonly referred to as PhTx3. The PhTx3 neurotoxin is a broad-spectrum calcium channel blocker that inhibits glutamate release, calcium uptake and also glutamate uptake in synaptosomes. Currently, it is known to naturally occur only in the venom of the spider<unk><unk> , also known as the Brazilian Wandering spider.
Phoneutria nigriventer toxin-3
Babycurus toxin 1
Psalmotoxin
Maitotoxin
Vanillotoxin
Batrachotoxin
Satratoxin-H
Jingzhaotoxin