Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1gu9A 1gu9B 2rijA 3fsyA 1gu9A 100 99 21 0 1gu9B 99 100 27 0 2rijA 18 17 100 95 3fsyA 0 0 100 100 FOLD SIMILARITY (Z-SCORE) 1gu9A 1gu9B 2rijA 3fsyA 1gu9A 34.9 32.1 0 0 1gu9B 32.1 35 0 0 2rijA 0 0 58.7 24.2 3fsyA 0 0 0 49.5