Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2astA 2astB 2p1mA 2p1mB 2astA 100 70 40 38 2astB 0 100 0 85 2p1mA 39 0 100 0 2p1mB 51 93 0 100 FOLD SIMILARITY (Z-SCORE) 2astA 2astB 2p1mA 2p1mB 2astA 24.4 0 9 0 2astB 0 52.5 0 13.7 2p1mA 8.9 0 14.8 0 2p1mB 0 10.8 0 58.7