Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2q12A 4nwpA 4nwpH 2q12A 100 47 0 4nwpA 70 100 0 4nwpH 0 0 100 FOLD SIMILARITY (Z-SCORE) 2q12A 4nwpA 4nwpH 2q12A 25.4 1.3 0 4nwpA 3.7 30.9 0 4nwpH 0 0 24.3