Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2wnrA 2wnrD 3htkA 3htkB 3htkC 2wnrA 100 75 0 0 0 2wnrD 75 100 0 0 69 3htkA 3 0 100 2 2 3htkB 2 0 2 100 0 3htkC 66 67 0 0 100 FOLD SIMILARITY (Z-SCORE) 2wnrA 2wnrD 3htkA 3htkB 3htkC 2wnrA 45.9 25.8 0 0 0 2wnrD 25.8 42.2 0 0 0 3htkA 0 0 7.4 5.4 0.1 3htkB 0 0 5.4 7.9 0 3htkC 0 0 0 0 31.8