Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2vugA 3b0cT 3b0cW 3h90A 2vugA 100 0 0 66 3b0cT 0 100 5 2 3b0cW 0 8 100 12 3h90A 17 0 12 100 FOLD SIMILARITY (Z-SCORE) 2vugA 3b0cT 3b0cW 3h90A 2vugA 59 2.4 0 0 3b0cT 2.6 16.5 6.3 1.3 3b0cW 0 4.6 14.1 1.8 3h90A 0 0 1.8 39.6