Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2o1xA 2o1xB 3c85A 3c85C 3c97A 4hhdA 4hhdB 2o1xA 100 99 52 51 56 51 81 2o1xB 99 100 42 44 59 44 47 3c85A 61 13 100 99 30 54 44 3c85C 62 54 99 100 24 57 42 3c97A 19 61 30 27 100 77 78 4hhdA 46 36 60 63 0 100 96 4hhdB 81 48 0 18 3 96 100 FOLD SIMILARITY (Z-SCORE) 2o1xA 2o1xB 3c85A 3c85C 3c97A 4hhdA 4hhdB 2o1xA 63.1 58.6 4.1 4.6 0.8 0 0 2o1xB 58.6 63.1 1.2 1.2 0.9 0 0 3c85A 2 0.4 29.8 23.4 0 0 0 3c85C 3.7 4.7 23.4 29.9 0 0 0 3c97A 0.9 0.8 0 0 18.8 1 1.1 4hhdA 0 0 0.1 0 0 31 25.6 4hhdB 0 0 0 0 0 25.6 30.7