Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1b8kA 2owpA 3ujmA 4a1nA 5sy4A 1b8kA 100 30 10 16 0 2owpA 0 100 44 70 53 3ujmA 26 44 100 33 29 4a1nA 14 35 63 100 65 5sy4A 27 44 31 64 100 FOLD SIMILARITY (Z-SCORE) 1b8kA 2owpA 3ujmA 4a1nA 5sy4A 1b8kA 17.4 0 0 0 0 2owpA 0 27.7 13.1 1.2 0 3ujmA 0 13.1 27 0 0 4a1nA 0 0 0.4 45.8 0 5sy4A 0 0 0 0 42.3