Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1sgjA 3hb3C 3hb3D 4l80A 4om3B 1sgjA 100 3 45 78 0 3hb3C 5 100 46 22 0 3hb3D 0 46 100 3 0 4l80A 78 31 3 100 0 4om3B 0 0 0 0 100 FOLD SIMILARITY (Z-SCORE) 1sgjA 3hb3C 3hb3D 4l80A 4om3B 1sgjA 46.9 0 0 28.6 0 3hb3C 0 27.8 14.5 0 0 3hb3D 0 14.5 25.9 0 0 4l80A 28.8 0 0 57.2 0 4om3B 0 0 0 0 11.5