Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2dt4A 3wx4A 4bboB 5cegC 2dt4A 100 0 11 0 3wx4A 0 100 17 0 4bboB 13 19 100 0 5cegC 0 0 0 100 FOLD SIMILARITY (Z-SCORE) 2dt4A 3wx4A 4bboB 5cegC 2dt4A 28.8 0 0 0 3wx4A 0 20.2 0 0 4bboB 0 0 25 0 5cegC 0 0 0 10.4