Previous Article Next Article Table of Contents Journal of the American Chemical Society, Vol.119, No.49, 12006-12007, 1997 DOI10.1021/ja972252e Export Citation Direct determination of a peptide torsional angle psi by double-quantum solid-state NMR Feng X, Eden M, Brinkmann A, Luthman H, Eriksson L, Graslund A, Antzutkin ON, Levitt MH Please enable JavaScript to view the comments powered by Disqus.