Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1df4A 3mgnA 5yc0A 5yc0B 1df4A 100 3 3 3 3mgnA 0 100 45 48 5yc0A 26 5 100 7 5yc0B 6 48 17 100 FOLD SIMILARITY (Z-SCORE) 1df4A 3mgnA 5yc0A 5yc0B 1df4A 11.4 2.7 2.7 2.5 3mgnA 2.6 6.5 5.4 5.8 5yc0A 2.6 5.3 6.3 5.3 5yc0B 2.6 5.8 5.3 6.5