Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1ynoA 2wb3A 4z8tB 6fmuA 1ynoA 100 0 0 100 2wb3A 59 100 0 60 4z8tB 63 0 100 0 6fmuA 95 0 0 100 FOLD SIMILARITY (Z-SCORE) 1ynoA 2wb3A 4z8tB 6fmuA 1ynoA 66.1 0 0 0 2wb3A 0 17.2 0 0 4z8tB 0 0 17.8 0 6fmuA 0 0 0 62.1