Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 1eexA 4nq3A 5t13A 1eexA 100 95 97 4nq3A 44 100 88 5t13A 96 88 100 FOLD SIMILARITY (Z-SCORE) 1eexA 4nq3A 5t13A 1eexA 71.3 2.5 0 4nq3A 0.5 68.8 57.2 5t13A 0 57.2 73.6