(untitled) - Brooks, B R; Brooks, C L. III; Mackerell, A D. Jr; Nilsson, L; Petrella, R J; Roux, B; Won, Y; Archontis, G; Bartels, C; Boresch, S; Caflisch, A; Caves, L; Cui, Q; Dinner, A R; Feig, M; Fischer, S; Gao, J; Hodoscek, M; Im, W; Kuczera, K; Lazaridis, T; Ma, J; Ovchinnikov, V; Paci, E; Pastor, R W; Post, C B; Pu, J Z; Schaefer, M; Tidor, B; Venable, R M; Woodcock, H L; Wu, X; Yang, W; York, D M; Karplus, M (J. Comput Chem., 2009)