ω-phonetoxin-IIA   Click here for help

GtoPdb Ligand ID: 2540

Synonyms: ω-phonetoxin-2A | Neurotoxin Tx3-4 | Omega-ctenitoxin-Pn3a | Phoneutriatoxin 3-4
Comment: From Phoneutria nigriventer (Brazilian armed spider or Ctenus nigriventer)
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Selectivity at ion channels
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Target Sp. Type Action Value Parameter Concentration range (M) Reference
Cav2.1 Rn Channel blocker - 9.2 pKd - 1
pKd 9.2 [1]
Voltage: -80.0 mV
Cav2.3 Rn Channel blocker Antagonist 7.2 pKd - 2
pKd 7.2 [2]
Voltage: -100.0 mV