| P0AC44 | DB18267 | 1nek | HEM | C | 305 | e1nekD1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 1nen | HEM | C | 305 | e1nenD1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wdq | HEM | C | 1129 | e2wdqD1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wdq | HEM | G | 1129 | e2wdqH1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wdq | HEM | K | 1129 | e2wdqL1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wdr | HEM | C | 1130 | e2wdrD1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wdr | HEM | G | 1130 | e2wdrH1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wdr | HEM | K | 1130 | e2wdrL1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wdv | HEM | C | 1129 | e2wdvD1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wdv | HEM | G | 1129 | e2wdvH1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wdv | HEM | K | 1129 | e2wdvL1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wp9 | HEM | C | 1129 | e2wp9D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wp9 | HEM | G | 1129 | e2wp9H1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wp9 | HEM | K | 1129 | e2wp9L1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2ws3 | HEM | C | 1130 | e2ws3D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2ws3 | HEM | G | 1130 | e2ws3H1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2ws3 | HEM | K | 1130 | e2ws3L1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wu2 | HEM | C | 1130 | e2wu2D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wu2 | HEM | G | 1130 | e2wu2H1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wu2 | HEM | K | 1130 | e2wu2L1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wu5 | HEM | C | 305 | e2wu5D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wu5 | HEM | G | 305 | e2wu5H1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P0AC44 | DB18267 | 2wu5 | HEM | K | 305 | e2wu5L1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |