Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1xwmA 5w93A 5w93D 1xwmA 100 72 0 5w93A 60 100 0 5w93D 0 0 0 FOLD SIMILARITY (Z-SCORE) 1xwmA 5w93A 5w93D 1xwmA 38.3 2.7 0 5w93A 3.8 27.7 0 5w93D 0 0 0