Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1g2cA 1svfA 2qihA 4modA 5absA 5omiA 1g2cA 100 10 8 4 14 8 1svfA 10 100 3 6 12 4 2qihA 8 6 100 0 2 5 4modA 17 13 2 100 6 14 5absA 14 7 3 6 100 9 5omiA 6 6 5 13 12 100 FOLD SIMILARITY (Z-SCORE) 1g2cA 1svfA 2qihA 4modA 5absA 5omiA 1g2cA 7 4.9 3 4.1 4.8 3.2 1svfA 4.9 7.7 4.1 3.8 5.8 3.2 2qihA 3 4.1 9.3 2.2 3.7 2.1 4modA 4 3.7 2.2 12.7 3.7 3.6 5absA 4.8 5.7 3.7 3.7 7.9 3.5 5omiA 3.3 3.1 2.1 3.7 3.3 14.2