Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2c2aA 3kspA 4bumX 4i4kA 4i4kB 6bmaA 2c2aA 100 0 0 55 58 41 3kspA 59 100 45 54 55 54 4bumX 85 100 100 92 93 25 4i4kA 58 56 70 100 95 32 4i4kB 61 59 63 95 100 41 6bmaA 82 36 31 31 19 100 FOLD SIMILARITY (Z-SCORE) 2c2aA 3kspA 4bumX 4i4kA 4i4kB 6bmaA 2c2aA 35.7 0 0 0 0 0 3kspA 0 27.2 0 10.9 10.4 0 4bumX 0.1 0.8 39 1 0.9 0 4i4kA 0 11.1 1.6 28.7 25.9 0 4i4kB 0 11.4 1.7 25.9 29 0 6bmaA 0 0 0 0 0 47.9