Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 3ej9B 3v4dA 3v4dC 3v4dF 3ej9B 100 3 0 0 3v4dA 0 100 96 89 3v4dC 0 96 100 94 3v4dF 0 89 94 100 FOLD SIMILARITY (Z-SCORE) 3ej9B 3v4dA 3v4dC 3v4dF 3ej9B 11.8 0.6 0.8 0.5 3v4dA 0 27.4 25.6 24.9 3v4dC 0 25.6 27.9 25.5 3v4dF 0 24.9 25.5 28.5