Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 1dpgA 2ftzA 2h12A 1dpgA 100 58 53 2ftzA 60 100 100 2h12A 58 65 100 FOLD SIMILARITY (Z-SCORE) 1dpgA 2ftzA 2h12A 1dpgA 62.2 0.3 0 2ftzA 0.5 48.1 0 2h12A 0 0 66.2