Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1pjhA 5h5oA 5h5oB 1pjhA 100 12 4 5h5oA 11 100 98 5h5oB 4 98 100 FOLD SIMILARITY (Z-SCORE) 1pjhA 5h5oA 5h5oB 1pjhA 48.9 0 0 5h5oA 0 28.4 27 5h5oB 0 27 28.1