Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 4b8vA 4od9A 4od9B 4z2zA 4z2zB 4b8vA 100 18 52 0 4 4od9A 24 100 36 31 28 4od9B 50 43 100 34 28 4z2zA 52 30 43 100 84 4z2zB 63 34 53 85 100 FOLD SIMILARITY (Z-SCORE) 4b8vA 4od9A 4od9B 4z2zA 4z2zB 4b8vA 32.6 0 0 0 0 4od9A 0 20.6 0 0 3.4 4od9B 0 0 41.1 0 0 4z2zA 0 0 5.6 25.4 21.1 4z2zB 0 0 5.6 17.7 27.4