Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1favA 1qbzA 1qbzB 3msqA 5h0nA 1favA 100 2 7 0 13 1qbzA 2 100 90 33 3 1qbzB 18 90 100 56 0 3msqA 0 0 0 100 0 5h0nA 18 5 5 0 100 FOLD SIMILARITY (Z-SCORE) 1favA 1qbzA 1qbzB 3msqA 5h0nA 1favA 8.1 5.3 2.7 0 3.4 1qbzA 5.3 14.6 13 0 4.3 1qbzB 2.7 13 15.6 0 2.2 3msqA 0 0 0 37.9 0 5h0nA 3.4 4.3 0 0 6.1