| P69054 | n/a | 7jz2 | 3PE | C | 1301 | e7jz2C1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P69054 | n/a | 7jz2 | 3PE | G | 202 | e7jz2G1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |
| P69054 | n/a | 7jz2 | 3PE | K | 202 | e7jz2K1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Fumarate reductase respiratory complex transmembrane subunits | Sdh_cyt |