Role of Positive Selection in Functional Divergence of Mammalian Neuronal Apoptosis Inhibitor Proteins during Evolution

<table>Predicted models of human (a) and mouse (b) NAIPs. (c) indicates predicted binding sites on human NAIP; (d) indicates predicted binding sites on mouse NAIP.</table>

BioMed Research International

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Figure 3

Figure 3: Role of Positive Selection in Functional Divergence of Mammalian Neuronal Apoptosis Inhibitor Proteins during Evolution 