Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1jx7A 3ce8A 5a53A 5a53B 1jx7A 100 11 0 0 3ce8A 19 100 0 0 5a53A 0 17 100 0 5a53B 0 0 0 0 FOLD SIMILARITY (Z-SCORE) 1jx7A 3ce8A 5a53A 5a53B 1jx7A 27.6 0 0 0 3ce8A 0 20.1 0 0 5a53A 0 0 13 0 5a53B 0 0 0 0