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[ÇóÖú] ÇëÎÊÓÐÈ˶®Ramachandran plotÂð

The ¦Á-helix and ¦Â-sheet structures have unique torsion angle (¦Õ and ¦×) values. Explain the structural properties of these two polypeptide chain structures using the Ramachandran plot.
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