作者: Eric Schwegler , Giulia Galli , François Gygi
DOI: 10.1016/S0009-2614(01)00604-2
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摘要: Abstract The conformational dynamics of the DNA phosphodiester linkage in solution is modeled by performing first principles molecular simulations dimethyl phosphate anion ((CH 3 O) 2 PO − or DMP ) water, presence a sodium cation. We observe changes solution, which are related to approach cation anionic oxygens . These demonstrate that counterion may play significant role driving transition between different conformers