Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 4q35A 4q35B 5iv8A 5iv8B 4q35A 100 55 89 60 4q35B 64 100 26 88 5iv8A 88 78 100 68 5iv8B 71 90 77 100 FOLD SIMILARITY (Z-SCORE) 4q35A 4q35B 5iv8A 5iv8B 4q35A 49.5 0.9 42.2 1.9 4q35B 0.8 26.3 1.4 21.3 5iv8A 42.2 1.2 49 2.1 5iv8B 0 7.6 1.7 25.3