Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1nyeA 1ybhA 3rvaA 3zgyC 3zgyD 1nyeA 100 36 76 22 31 1ybhA 59 100 80 54 57 3rvaA 17 80 100 72 61 3zgyC 31 41 100 100 93 3zgyD 34 54 100 93 100 FOLD SIMILARITY (Z-SCORE) 1nyeA 1ybhA 3rvaA 3zgyC 3zgyD 1nyeA 25.4 0 0 0 0 1ybhA 0 70.9 1 2.4 4 3rvaA 0 1 64.9 0 0 3zgyC 0 3.6 1 39.2 37.1 3zgyD 0 3.6 1 37.1 42.3