Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 3rssA 3rssB 3rxzA 3rxzB 3rxzC 3rxzD 6cpbA 6cpbB 3rssA 100 0 41 44 63 54 0 0 3rssB 0 0 0 0 0 0 0 0 3rxzA 0 0 0 0 0 0 0 0 3rxzB 0 0 0 0 0 0 0 0 3rxzC 0 0 0 0 0 0 0 0 3rxzD 0 0 0 0 0 0 0 0 6cpbA 0 0 0 0 0 0 0 0 6cpbB 0 0 0 0 0 0 0 0 FOLD SIMILARITY (Z-SCORE) 3rssA 3rssB 3rxzA 3rxzB 3rxzC 3rxzD 6cpbA 6cpbB 3rssA 63.6 0 0.9 0.4 1.7 0.8 0 0 3rssB 0 0 0 0 0 0 0 0 3rxzA 0 0 0 0 0 0 0 0 3rxzB 0 0 0 0 0 0 0 0 3rxzC 0 0 0 0 0 0 0 0 3rxzD 0 0 0 0 0 0 0 0 6cpbA 0 0 0 0 0 0 0 0 6cpbB 0 0 0 0 0 0 0 0