Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1wwmA 1wwmB 2a6pA 1wwmA 100 99 3 1wwmB 99 100 7 2a6pA 11 3 100 FOLD SIMILARITY (Z-SCORE) 1wwmA 1wwmB 2a6pA 1wwmA 35.5 27.9 0 1wwmB 27.9 32.3 0 2a6pA 0 0 40