Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 3flhA 3flhB 4ypoA 3flhA 100 99 33 3flhB 99 100 53 4ypoA 57 55 100 FOLD SIMILARITY (Z-SCORE) 3flhA 3flhB 4ypoA 3flhA 26.1 21.3 0 3flhB 21.3 26.6 1.3 4ypoA 1 1.3 48.7