Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 1ubyA 2q80A 4jzxA 5jfqA 5jfqB 1ubyA 100 100 86 81 80 2q80A 78 100 77 79 78 4jzxA 86 77 100 84 82 5jfqA 81 78 84 100 98 5jfqB 80 78 82 98 100 FOLD SIMILARITY (Z-SCORE) 1ubyA 2q80A 4jzxA 5jfqA 5jfqB 1ubyA 58 16.1 39.9 26.7 27.6 2q80A 24.4 48.7 25.1 23.9 25.9 4jzxA 40 25.1 61.5 26.5 28 5jfqA 26.6 23.9 26.5 53.7 46.9 5jfqB 27.6 25.9 28 46.9 53.9