Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 3pwfA 5n5eC 3pwfA 100 33 5n5eC 34 100 FOLD SIMILARITY (Z-SCORE) 3pwfA 5n5eC 3pwfA 26.4 8.1 5n5eC 8.1 16.1