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
What will happens to structure of alpha-helix if L-alanine is replaced by d-alanine alternatively
assistant
The correct answer is  Ans. is 'b' i.e., Interruption of structureD-amino acid would interrupts an a-helix made of L-amino acid.D-amino acid substitution in a-helix causes a local change in structure and flexibility at the substituted site, which leads to destabilization