Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 4r6iA 5v4aA 6f63A 6f63C 4r6iA 100 71 0 0 5v4aA 100 100 0 0 6f63A 25 12 100 99 6f63C 24 12 99 100 FOLD SIMILARITY (Z-SCORE) 4r6iA 5v4aA 6f63A 6f63C 4r6iA 62.7 0 0 0 5v4aA 0 51.5 0 0 6f63A 0 0 8.6 7.9 6f63C 0 0 7.9 8.5