Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2inuA 2pviA 2q73A 2q73B 2x3hA 3njzA 2inuA 100 51 0 0 100 61 2pviA 47 100 0 0 34 55 2q73A 0 11 100 85 0 0 2q73B 0 0 85 100 0 0 2x3hA 85 39 0 0 100 86 3njzA 59 59 0 0 76 100 FOLD SIMILARITY (Z-SCORE) 2inuA 2pviA 2q73A 2q73B 2x3hA 3njzA 2inuA 72.4 0 0 0 11.1 0 2pviA 0 28 0 0 0 0 2q73A 0 0.5 18 11.3 0 0 2q73B 0 0.8 11.3 14.8 0 0 2x3hA 10.7 0 0 0 68.5 0 3njzA 0 0 0 0 0 59.1