Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2r9gA 2r9gC 3s6oA 4c65A 4uypA 5d5yA 2r9gA 100 99 39 38 0 0 2r9gC 99 100 29 31 0 0 3s6oA 0 0 100 79 28 0 4c65A 0 0 79 100 52 0 4uypA 0 0 36 36 100 0 5d5yA 3 0 0 0 0 100 FOLD SIMILARITY (Z-SCORE) 2r9gA 2r9gC 3s6oA 4c65A 4uypA 5d5yA 2r9gA 27.5 26.1 0 0 0 0 2r9gC 26.1 27.6 0 0 0 0 3s6oA 0 0 54.8 1.4 0 0 4c65A 0 0 2.4 74 0 0 4uypA 0 0 0 0 30.3 0 5d5yA 0.3 0.2 0 0 0 6.8