| Q5ZIS0 | DB04327 | 1yq3 | PEE | C | 144 | e1yq3D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | CybS |
| Q5ZIS0 | DB04327 | 1yq3 | PEE | D | 104 | e1yq3D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | CybS |
| Q5ZIS0 | DB04327 | 1yq4 | PEE | C | 145 | e1yq4D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | CybS |
| Q5ZIS0 | DB04327 | 1yq4 | PEE | D | 104 | e1yq4D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | CybS |
| Q5ZIS0 | DB04327 | 2h89 | PEE | C | 143 | e2h89D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | CybS |
| Q5ZIS0 | DB04327 | 2h89 | PEE | D | 105 | e2h89D1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | CybS |
| Q5ZIS0 | DB04327 | 2wqy | PEE | D | 109 | e2wqyD3 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | CybS |
| Q5ZIS0 | DB04327 | 2wqy | PEE | Q | 210 | e2wqyQ1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | CybS |