Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 3fsyA 3r8yA 3r8yB 3fsyA 100 96 100 3r8yA 96 100 97 3r8yB 100 96 100 FOLD SIMILARITY (Z-SCORE) 3fsyA 3r8yA 3r8yB 3fsyA 49.5 15.2 13 3r8yA 13.2 32.5 30.1 3r8yB 1.5 30.1 34