6 component system: The Green Sulfur Bacterial Photosynthetic Reaction Center Apparatus (GSB-PRC) Family
| 7UEB_A | A Chain A, Photosystem P840 reaction center, large subunit |
|---|---|
| 7UEB_B | B Chain B, Photosystem P840 reaction center iron-sulfur protein |
| 7UEB_C | C Chain C, Cytochrome c |
| 7UEB_D | D Chain D, P840 reaction center 17 kDa protein |
| 7UEB_E | E Chain E, PscE |
| 7UEB_F | F Chain F, PscF |