Article
Identification of P2X(4) receptor transmembrane residues contributing to channel gating and interaction with ivermectin.
Pflugers Archiv : European journal of physiology - 1 Aug 2008
Jelínkova Irena, Vávra Vojtech, Jindrichova Marie, Obsil Tomas, Zemkova Hana W, Zemkova Hana, Stojilkovic Stanko S
Abstract excerpt
Ivermectin (IVM), a large macrocyclic lactone, specifically enhances P2X(4) receptor-channel function by interacting with residues of transmembrane (TM) helices in the open conformation state. In this paper, we used cysteine-scanning mutagenesis of rat P2X(4)-TMs to identify and map residues of potential importance for channel gating and interaction with IVM. The receptor function was unchanged by mutations in 29...
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