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| Description: A polyproline sequence is shown. The polypeptide II helix contains 1/3 proline residues. Polyglycine also adopts this conformation. The left-handed helical twist is indicated by the curved grey arrow. Picture Stats: Views: 252 Filesize: 103.05kB Height: 829 Width: 300 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=34086 |