Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 3mmzA 3mmzC 3umzA 5hasA 5hasD 3mmzA 100 99 0 0 0 3mmzC 99 100 0 0 0 3umzA 16 0 100 30 0 5hasA 0 35 30 100 95 5hasD 0 0 0 95 100 FOLD SIMILARITY (Z-SCORE) 3mmzA 3mmzC 3umzA 5hasA 5hasD 3mmzA 35.9 32.9 0 0 0 3mmzC 32.9 35.9 0 0 0 3umzA 0 0 25.7 0 0 5hasA 0 0 0 59.9 47.6 5hasD 0 0 0 47.6 54.2