Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 3ez2A 3ez2B 4x8wD 4x8wE 3ez2A 100 98 12 16 3ez2B 98 100 14 15 4x8wD 13 14 100 97 4x8wE 17 15 97 100 FOLD SIMILARITY (Z-SCORE) 3ez2A 3ez2B 4x8wD 4x8wE 3ez2A 65.2 61.7 0 0 3ez2B 61.7 67 0 0 4x8wD 0 0 10.7 9.3 4x8wE 0 0 9.3 10.8