Sequence Similarity : Non-homologous sequences (<30%) SEQUENCE SIMILARITY (%) 1l3rE 1l3rI 3tnpB 3tnpC 1l3rE 100 0 0 99 1l3rI 0 0 0 0 3tnpB 0 0 0 0 3tnpC 0 0 0 0 FOLD SIMILARITY (Z-SCORE) 1l3rE 1l3rI 3tnpB 3tnpC 1l3rE 60.6 0 0 54.2 1l3rI 0 0 0 0 3tnpB 0 0 0 0 3tnpC 0 0 0 0