system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Function of phospholamban is
assistant
The correct answer is  Phospholamban increases the activity of SERCA
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It causes accumulation of Ca2+ by sarcoplasmic reticulum
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It leads to Lusiotropic effect, Increase in rate of relaxation