This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiomyopathy, Subject name: Pathology
[{'content': 'Which protein is defective in dialated cardiomyopathy? \nSelect and explain. \nA. Myosin, B. Troponin, C. Tropomysoin, D. Dystrophin', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Dystrophin o Dialated cardiomyopathy occus due to defective cytoskeleton proteins. Most important protein inovolved is dystrophin. Other proteins affected are1) Desmin2) MLP Protein3) ab crystalline proteins", 'role': 'assistant'}]