Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 3rh7A 3rh7B 5hdaA 3rh7A 100 98 0 3rh7B 98 100 0 5hdaA 17 0 100 FOLD SIMILARITY (Z-SCORE) 3rh7A 3rh7B 5hdaA 3rh7A 46.7 44.7 0 3rh7B 44.7 46.9 0 5hdaA 0 0 11.6