Q11. α Helix is a secondary structure of proteins formed by twisting of the polypeptide chain into right-handed screw-like structures. Which type of interactions is responsible for making the α -helix structure stable?
Answer: In α helix, a polypeptide chain is stabilised by forming hydrogen bonds between the −NH− group of amino acids in one turn with the >C−O groups of amino acids belonging to adjacent turn.
