DCA for FliM/FliN model

Coevolution couplings derived from Direct-Coupling Analysis used to predict the dimerization interface of FliM/FliN C-terminal domain.由直接耦合分析（Direct-Coupling Analysis）推导得到的共进化耦合（Coevolution couplings），用于预测FliM/FliN C端结构域（C-terminal domain）的二聚化界面。