Detection of nano-second internal motion and determination of overall tumbling times independent of the time scale of internal motion in proteins from NMR relaxation data
(1) Department of Medical Biochemistry and Biophysics, Umeå University, SE-901 87 Umeå, Sweden;(2) Present address: Laboratory of Biophysical Chemistry, University of Nijmegen, Toernooiveld 1, 6525 ED Nijmegen, The Netherlands