Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1dpgA 1kqfB 1kqfC 2iz6A 2iz6B 1dpgA 100 36 65 63 61 1kqfB 70 100 0 23 37 1kqfC 73 70 100 0 0 2iz6A 64 20 0 100 98 2iz6B 64 41 0 98 100 FOLD SIMILARITY (Z-SCORE) 1dpgA 1kqfB 1kqfC 2iz6A 2iz6B 1dpgA 62.2 0 0 4.2 3.7 1kqfB 0 46.3 0 0 0 1kqfC 0 0 34 0 0 2iz6A 4.9 0 0 37 34.1 2iz6B 5 0 0 34.1 36.7