You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Alpha helix and Beta pleated sheets are examples of which of the following protein structure: and explain in detail?
Alpha helix and Beta pleated sheets are secondary structure of protein. The two most common types of secondary structure, the alpha helix and the beta sheet. Secondary structure is produced from folding or coiling of the peptide chain (primary structure) and production of cross linkages or bonds, mainly the Hydrogen bonds. Ref: Harper's Biochemistry, 26th Edition, Page 31 ; Chatterjee Shinde, 5th Edition, Page 82 ; General, Organic and Biological Chemistry By H. Stephen Stoker, 2012, Page 730