phrixotoxin 2   Click here for help

GtoPdb Ligand ID: 2583

Synonyms: κ-theraphotoxin-Ps1b | κ-TRTX-Ps1b | PaTX 2 | PaTX2
Comment: From Paraphysa scrofa (Chilean copper tarantula)
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Selectivity at ion channels
Key to terms and symbols Click column headers to sort
Target Sp. Type Action Value Parameter Concentration range (M) Reference
Kv4.3 Rn Channel blocker - 7.1 – 8.7 pIC50 - 4
pIC50 7.1 – 8.7 [4]
Kv4.2 Mm Channel blocker - 7.1 – 8.3 pIC50 - 1-2
pIC50 7.1 – 8.3 [1-2]
Kv4.3 Mm Channel blocker - 7.0 pIC50 - 3,5
pIC50 7.0 [3,5]