Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1i36A 2w4lB 2w4lC 6g1oA 1i36A 100 8 9 71 2w4lB 8 100 91 83 2w4lC 8 91 100 77 6g1oA 68 64 57 100 FOLD SIMILARITY (Z-SCORE) 1i36A 2w4lB 2w4lC 6g1oA 1i36A 42.2 1.3 1.4 1.3 2w4lB 1.3 30.7 25.4 2 2w4lC 1.4 25.4 29.7 2.1 6g1oA 0 0 0 65