Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 3s7vA 3s7vE 4pchA 4pchE 5x6vC 5x6vD 3s7vA 100 99 79 82 68 33 3s7vE 99 100 79 82 68 53 4pchA 79 79 100 96 50 30 4pchE 82 82 96 100 46 46 5x6vC 13 15 30 11 100 34 5x6vD 29 0 31 49 34 100 FOLD SIMILARITY (Z-SCORE) 3s7vA 3s7vE 4pchA 4pchE 5x6vC 5x6vD 3s7vA 42.4 41.3 30.2 30.7 0 0 3s7vE 41.3 42.8 30.1 30.8 0 0 4pchA 30.2 30.1 42.7 40.4 0 0 4pchE 30.7 30.8 40.4 44 0 0 5x6vC 0 0 0 0 21.1 11.2 5x6vD 0 0 0 0 11.2 20.2