Both diastereomeric right-handed (P) and left-handed (M) 310-helices
exist in homopeptides having twelve chiral centers at the side-chain bicyclic
Masakazu Tanaka, Kosuke Anan, Yosuke Demizu, Masaaki Kurihara, Mitsunobu Doi, and Hiroshi Suemune
Side-chain chiral centers of amino acid and helical-screw handedness of its peptides. J. Am. Chem. Soc., 33, 3333-3333 (2005).
Skyblue ribbons: left-handed
Yellow ribbons: right-handed
drawn by iMol
X-Ray Data Summary|