Article
Disease mutations in the ryanodine receptor N-terminal region couple to a mobile intersubunit interface.
Nature communications - 1 Jan 2013
Kimlicka Lynn, Lau Kelvin, Tung Ching-Chieh, Van Petegem Filip
Abstract excerpt
Ryanodine receptors are large channels that release Ca(2+) from the endoplasmic and sarcoplasmic reticulum. Hundreds of RyR mutations can cause cardiac and skeletal muscle disorders, yet detailed mechanisms explaining their effects have been lacking. Here we compare pseudo-atomic models and propose that channel opening coincides with widening of a cytoplasmic vestibule formed by the N-terminal region, thus...
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