Artificial pore blocker acts specifically on voltage-gated potassium channel isoform K V 1.6.
structures with the least restraint violations
1 mM Tk-hefu-11, 0.0001 % sodium azide, 20 mM sodium chloride, 95% H2O/5% D2O
PROTEIN, Tk-hefu-11, Kv1.6 blocker, TOXIN