Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 1ufbA 3o10A 1ufbA 100 59 3o10A 59 100 FOLD SIMILARITY (Z-SCORE) 1ufbA 3o10A 1ufbA 28.8 17.1 3o10A 17.1 30.2