Protein energetic conformational analysis from NMR chemical shifts (PECAN) and its use in determining secondary structural elements.
Eghbalnia HR, Wang L, Bahrami A, Assadi A, Markley JL. Protein energetic conformational analysis from NMR chemical shifts (PECAN) and its use in determining secondary structural elements. J Biomol NMR. 2005 May; 32(1):71-81.