Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1m2zD 1m2zE 3gn8A 3gn8C 1m2zD 100 0 93 0 1m2zE 0 0 0 0 3gn8A 0 0 0 0 3gn8C 0 0 0 0 FOLD SIMILARITY (Z-SCORE) 1m2zD 1m2zE 3gn8A 3gn8C 1m2zD 45.4 0 38.6 0 1m2zE 0 0 0 0 3gn8A 0 0 0 0 3gn8C 0 0 0 0