Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2zopA 3h6pB 3h6pC 5x42A 5x42B 2zopA 100 0 0 43 11 3h6pB 7 100 3 6 2 3h6pC 7 10 100 0 0 5x42A 0 0 0 100 0 5x42B 11 0 14 0 100 FOLD SIMILARITY (Z-SCORE) 2zopA 3h6pB 3h6pC 5x42A 5x42B 2zopA 27.2 0 0 0 0.1 3h6pB 0 7.8 1.2 0 1.4 3h6pC 1.8 1.2 11.7 0 0 5x42A 0 0 0 38.1 0 5x42B 0.1 0 1.1 0 9