Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 3ei9A 3kojA 3kojB 3ei9A 100 48 12 3kojA 11 100 95 3kojB 10 95 100 FOLD SIMILARITY (Z-SCORE) 3ei9A 3kojA 3kojB 3ei9A 71.6 0 0 3kojA 0 21.1 18.5 3kojB 0 18.5 20.9