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化学进展  2012 

分子模拟中的增强抽样方法

, PP. 1199-1213

Keywords: 分子模拟,增强抽样,温度积分抽样,蛋白质折叠

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Abstract:

分子模拟在化学、物理、生物、材料等多学科的发展中起着越来越重要的作用。然而,受到当前计算机处理速度的限制,分子模拟计算所能够达到的时间尺度同实验或实际应用中要求的时间尺度相比还存在着巨大的差距。增强抽样方法的发展和应用可以有效地拓宽分子模拟所能研究体系的时间尺度,极大地提高分子模拟的热力学和动力学计算能力。本文中先简单介绍增强抽样方法的发展以及几类增强抽样方法的优缺点,然后重点介绍了我们研究组所发展的温度积分抽样方法(IntegratedTemperingSampling,ITS)的基本思路及其在蛋白质折叠研究中的应用。文章最后总结了增强抽样方法发展的新需求,同时也对此研究方向的广阔发展前景进行了展望。

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