Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 4a94A 4a94D 4cpaA 4cpaI 5mrvA 5mrvC 4a94A 100 6 89 0 84 8 4a94D 9 100 4 0 0 100 4cpaA 89 6 100 0 86 4 4cpaI 0 0 0 100 6 33 5mrvA 84 0 86 0 100 6 5mrvC 8 100 0 0 6 100 FOLD SIMILARITY (Z-SCORE) 4a94A 4a94D 4cpaA 4cpaI 5mrvA 5mrvC 4a94A 59 0 51.9 0 49.2 0 4a94D 0 11.3 0 0 0 9.4 4cpaA 51.9 0 59.5 0 49.1 0 4cpaI 0 0 0 9.5 0 0 5mrvA 49.2 0 49.1 0 58.9 0 5mrvC 0 9.4 0 0 0 11.4