| P0A672 | DB14546 | 1b1b | SO4 | A | 303 | e1b1bA1 | HTH | HTH | winged helix domain | Fe_dep_repress |
| P0A672 | DB14546 | 1b1b | SO4 | A | 303 | e1b1bA2 | Iron-dependent repressor protein, dimerization domain | Iron-dependent repressor protein, dimerization domain | Iron-dependent repressor protein, dimerization domain | Fe_dep_repr_C |
| P0A672 | DB14546 | 1fx7 | SO4 | A | 1017 | e1fx7A1 | SH3 | SH3 | SH3 | DtxR |
| P0A672 | DB14546 | 1fx7 | SO4 | B | 1014 | e1fx7B3 | Iron-dependent repressor protein, dimerization domain | Iron-dependent repressor protein, dimerization domain | Iron-dependent repressor protein, dimerization domain | Fe_dep_repr_C |
| P0A672 | DB14546 | 1fx7 | SO4 | C | 1016 | e1fx7C1 | SH3 | SH3 | SH3 | DtxR |
| P0A672 | DB14546 | 1fx7 | SO4 | D | 1015 | e1fx7D2 | HTH | HTH | winged helix domain | Fe_dep_repress |
| P0A672 | DB14546 | 1fx7 | SO4 | D | 1015 | e1fx7D3 | Iron-dependent repressor protein, dimerization domain | Iron-dependent repressor protein, dimerization domain | Iron-dependent repressor protein, dimerization domain | Fe_dep_repr_C |