Article
Molecular dynamics investigation of the ω-current in the Kv1.2 voltage sensor domains.
Biophysical journal - 18 Jan 2012
Khalili-Araghi Fatemeh, Tajkhorshid Emad, Roux Benoît, Schulten Klaus
Abstract excerpt
Voltage sensor domains (VSD) are transmembrane proteins that respond to changes in membrane voltage and modulate the activity of ion channels, enzymes, or in the case of proton channels allow permeation of protons across the cell membrane. VSDs consist of four transmembrane segments, S1-S4, forming an antiparallel helical bundle. The S4 segment contains several positively charged residues, mainly arginines,...
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