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'For pt.I see ibid., vol.104, p.4546 (1982). In the preceding paper it   has been shown that the unique dynamic information on fast internal m  otions in an NMR relaxation experiment on macromolecules in solution i  s specified by a generalized order parameter, S , and an effective cor  relation time, tau /sub e/. The authors now deal with the extraction a  nd interpretation of this information. The procedure used to obtain S   /sup 2/ and tau /sub e/ from experimental data by using a least-square  s method and, in certain favorable circumstances, by using an analytic  ... |