Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 1v6tA 2q0qG 1v6tA 100 85 2q0qG 79 100 FOLD SIMILARITY (Z-SCORE) 1v6tA 2q0qG 1v6tA 49.2 2.5 2q0qG 3.8 43.9