Isotope-Edited NMR of Cyclosporin A Bound to Cyclophilin: Evidence for a Trans 9,10 Amide Bond - Fesik, Stephen W.; Gampe, Robert T.; Holzman, Thomas F.; Egan, D. A.; Edalji, Rohinton P.; Luly, Jay R.; Simmer, R.; Helfrich, R.; Kishore, V.; Rich, D. H. (Biological Magnetic Resonance Bank, 1999)