Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 3p8mC 3p8mD 3tkuA 5h07C 5h07D 3p8mC 100 13 4 8 7 3p8mD 13 100 0 7 5 3tkuA 0 0 100 0 0 5h07C 0 7 5 100 9 5h07D 8 5 4 9 100 FOLD SIMILARITY (Z-SCORE) 3p8mC 3p8mD 3tkuA 5h07C 5h07D 3p8mC 5.6 3.3 0 2.7 2.5 3p8mD 3.3 5.3 0 2.6 2.3 3tkuA 0 0 65.6 0 0 5h07C 2.7 2.6 0 7.7 6 5h07D 2.5 2.1 0 5.9 8.2