Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2x06G 3mzgA 3mzgB 2x06G 100 0 79 3mzgA 0 100 0 3mzgB 72 0 100 FOLD SIMILARITY (Z-SCORE) 2x06G 3mzgA 3mzgB 2x06G 58.3 0 0 3mzgA 0 35.2 0 3mzgB 0 0 30.6