Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 4coqA 4x5sA 5hpjA 4coqA 100 84 82 4x5sA 84 100 82 5hpjA 82 82 100 FOLD SIMILARITY (Z-SCORE) 4coqA 4x5sA 5hpjA 4coqA 43.4 35.7 34.7 4x5sA 35.7 43.2 33.3 5hpjA 34.7 33.3 42.3