Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 3dkzA 3nwzC 3nwzD 3dkzA 100 55 59 3nwzC 55 100 94 3nwzD 59 94 100 FOLD SIMILARITY (Z-SCORE) 3dkzA 3nwzC 3nwzD 3dkzA 28.9 17.4 18.1 3nwzC 17.4 28.3 22.5 3nwzD 18.1 22.5 27.7