Sequence Similarity : Homologous sequences (>30%) SEQUENCE SIMILARITY (%) 3ug9A 4c5kB 6eidA 3ug9A 100 76 87 4c5kB 79 100 82 6eidA 86 77 100 FOLD SIMILARITY (Z-SCORE) 3ug9A 4c5kB 6eidA 3ug9A 45.3 0 33.6 4c5kB 0 53.9 0 6eidA 33.7 0 42.8