Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 3nuiA 4jewA 4jewB 3nuiA 100 86 86 4jewA 86 100 97 4jewB 86 96 100 FOLD SIMILARITY (Z-SCORE) 3nuiA 4jewA 4jewB 3nuiA 70.9 46.6 45.9 4jewA 46.6 72.9 64.3 4jewB 45.9 65 72.5