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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.
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Phosphorylation of which amino acid does not occur by protein kinase -
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The correct answer is  Ans. is 'a' i.e., Aspargine Protein kinase mostly add phosphoryl group to a serine, threonine, or tyrosine residues. Some protein kinase target the side chains of histidine, lysine, arginine, aspaic acid and glutamic acid.