| P0A8Q3 | DB13075 | 1l0v | MQ7 | B | 701 | e1l0vD1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Fumarate_red_D |
| P0A8Q3 | DB13075 | 1l0v | MQ7 | D | 700 | e1l0vD1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Fumarate_red_D |
| P0A8Q3 | DB13075 | 1l0v | MQ7 | N | 801 | e1l0vP1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Fumarate_red_D |
| P0A8Q3 | DB13075 | 1l0v | MQ7 | P | 800 | e1l0vP1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Fumarate_red_D |
| P0A8Q3 | DB13075 | 2b76 | MQ7 | D | 700 | e2b76D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Fumarate_red_D |
| P0A8Q3 | DB13075 | 2b76 | MQ7 | P | 800 | e2b76P1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Fumarate_red_D |
| P0A8Q3 | DB13075 | 4kx6 | MQ7 | D | 701 | e4kx6D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Fumarate_red_D |
| P0A8Q3 | DB13075 | 4kx6 | MQ7 | N | 304 | e4kx6P1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Fumarate_red_D |