Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2r4iA 2r4iB 3aiaA 3rwaA 3wkxA 5nhmA 5ujpA 2r4iA 100 99 58 78 79 53 0 2r4iB 99 100 47 82 78 56 0 3aiaA 5 5 100 65 51 50 0 3rwaA 63 67 63 100 68 73 0 3wkxA 0 0 66 61 100 100 0 5nhmA 52 54 41 88 100 100 0 5ujpA 2 60 39 83 47 0 100 FOLD SIMILARITY (Z-SCORE) 2r4iA 2r4iB 3aiaA 3rwaA 3wkxA 5nhmA 5ujpA 2r4iA 27.2 23 0 0.3 0.7 0 0 2r4iB 23 27.2 0 0.3 0.5 0 0 3aiaA 0 0 40.9 0 0 0 0 3rwaA 1.9 0 0 43.2 0 0 0 3wkxA 0 0 0 0 69.6 0 0 5nhmA 0 0 0 0 0 70.7 0 5ujpA 0.9 1.3 0 0.6 0 0 25.8