Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2hh7A 4hb1A 2hh7A 100 5 4hb1A 10 100 FOLD SIMILARITY (Z-SCORE) 2hh7A 4hb1A 2hh7A 15.2 4.3 4hb1A 4.5 10.5