Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 2bjnA 2bjnB 3pvtA 3pvtC 2bjnA 100 93 47 0 2bjnB 93 100 47 0 3pvtA 0 0 100 76 3pvtC 0 0 76 100 FOLD SIMILARITY (Z-SCORE) 2bjnA 2bjnB 3pvtA 3pvtC 2bjnA 30 26.2 0 0 2bjnB 26.2 30.9 0 0 3pvtA 0 0 50.5 24.3 3pvtC 0 0 24.3 46.8