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Geometry and Excitation Energy Fluctuations of NMA in Aqueous Solution with CHARMM, AMBER, OPLS, and GROMOS Force Fields: Implications for Protein Ultraviolet Spectra Simulation

Molecular dynamics (MD) simulations are performed for N-methylamide (NMA) in water at 300 K with different force fields. Compared to the three all-atom force fields (CHARMM22, AMBER03, and OPLS-AA), the united-atom force field (GROMOS96) predicts a broader distribution of the peptide OCNH dehedral a...

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Autors principals: Li, Zhenyu, Yu, Haibo, Zhuang, Wei, Mukamel, Shaul
Format: Artigo
Idioma:Inglês
Publicat: 2008
Matèries:
Accés en línia:https://ncbi.nlm.nih.gov/pmc/articles/PMC2344158/
https://ncbi.nlm.nih.gov/pubmed/18438457
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.cplett.2007.12.022
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