Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 3qy1A 4o1kA 3qy1A 100 84 4o1kA 92 100 FOLD SIMILARITY (Z-SCORE) 3qy1A 4o1kA 3qy1A 37.7 25.6 4o1kA 25.6 35.6