Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 3hveA 3hveB 4af0A 4z0gA 3hveA 100 96 100 100 3hveB 96 100 28 78 4af0A 60 50 100 93 4z0gA 77 74 92 100 FOLD SIMILARITY (Z-SCORE) 3hveA 3hveB 4af0A 4z0gA 3hveA 30.3 20.9 0 0 3hveB 20.9 27.7 0 0 4af0A 0 0 72.8 59.1 4z0gA 0 0 58.9 69.8