Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1eexA 1iwpA 1o57A 1qgnA 3ni7A 3ni7B 4ky4A 1eexA 100 95 91 89 75 47 0 1iwpA 95 100 100 86 83 0 100 1o57A 86 89 100 100 31 30 0 1qgnA 100 100 100 100 0 0 62 3ni7A 76 89 31 63 100 99 0 3ni7B 69 0 31 64 99 100 0 4ky4A 78 79 53 64 0 0 100 FOLD SIMILARITY (Z-SCORE) 1eexA 1iwpA 1o57A 1qgnA 3ni7A 3ni7B 4ky4A 1eexA 71.3 63.2 0 1.8 0 0.7 0 1iwpA 63.2 79.5 0 1.9 0.3 0 0 1o57A 0 0 44.4 3.5 2.5 2.5 0 1qgnA 1.3 1.4 3.2 71.5 0 0 2.2 3ni7A 0 0.3 2.4 0 32 30.6 0 3ni7B 0.1 0.3 2.5 0 30.6 31.8 0 4ky4A 0 0 1.1 2.3 0 0 60.4