Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1vcvA 4s0uA 4s0uC 1vcvA 100 28 52 4s0uA 0 100 41 4s0uC 14 45 100 FOLD SIMILARITY (Z-SCORE) 1vcvA 4s0uA 4s0uC 1vcvA 46.4 0 0 4s0uA 0 28.2 0 4s0uC 0 0 35.2