Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2jjxA 3n8bA 3n8bB 2jjxA 100 22 15 3n8bA 0 100 96 3n8bB 13 96 100 FOLD SIMILARITY (Z-SCORE) 2jjxA 3n8bA 3n8bB 2jjxA 46.4 0 0 3n8bA 0 14.3 12.2 3n8bB 0 12.2 14