The arrhythmogenic N53I variant subtly changes the structure and dynamics in the calmodulin N-terminal domain, altering its interaction with the cardiac ryanodine receptor.

0.56 mM [U-99% 13C; U-99% 15N] Calmodulin N53I, 2 mM HEPES, 100 mM potassium chloride, 10 mM calcium chloride, 50 mM sodium acetate, 2 mM sodium azide, 0.05 mM TSP, 95% H2O/5% D2O

1.0 mM [U-99% 15N] Calmodulin N53I, 2 mM HEPES, 10 mM potassium chloride, 10 mM calcium chloride, 2 mM sodium azide, 0.05 mM TSP, 95% H2O/5% D2O

1.0 mM [U-99% 13C; U-99% 15N] Calmodulin, 2 mM HEPES, 10 mM potassium chloride, 10 mM calcium chloride, 2 mM sodium azide, 0.05 mM TSP, 95% H2O/5% D2O

YASARA Biosciences GmbH
Dr. Elmar Krieger
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1220 Vienna
Austria / Europe