Why Amantadine Loses Its Function in Influenza M2 Mutants: MD Simulations. - Chittima Laohpongspaisan; Thanyada Rungrotmongkol; Pathumwadee Intharathep; Maturos Malaisree; Panita Decha; Ornjira Aruksakunwong; Pornthep Sompornpisut; Supot Hannongbua (J. Chem. Inf. Model., 2009)