Figure 8
From: Structural basis for the inhibition of voltage-dependent K+ channel by gating modifier toxin

Schematic representation of the inhibitory mechanism of KvAP by VSTx1.
KvAP is illustrated by a pore domain accompanied by two S4, in which voltage sensing Arg residues are depicted by “+”. VSD and DM binding sites on VSTx1 are colored magenta and cyan, respectively.