Ti-205 Nuclear Magnetic-Resonance Determination of the Thermodynamic Parameters for the Binding of Mono-Valent Cations to Gramicidin-a and Gramicidin-C

by Hinton, James F.; Fernandez, Juan Q.; Shungu, Dikoma C.; Whaley, William Lance; Koeppe II, R. Erdman; Millett, Francis Spencer