Table 3. Edge-to-edge distance (Å) of interior keto-γ-carotenes (KγCint) to light harvesting (LH)-bound B800/B880s in the native reaction center-LH (nRC-LH) and carotenoid-depleted RC-LH (dRC-LH) complexes from R. castenholzii.
| nRC-LH | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| B800 | – | 3.6 | 4.2 | 3.7 | 3.6 | 4.1 | 3.5 | 3.4 | 3.7 | 3.9 | 4.0 | 3.8 | 4.2 | 3.7 | – |
| B880 | – | 4.3 | 3.8 | 3.8 | 3.9 | 3.9 | 4.2 | 4.0 | 3.9 | 4.3 | 4.0 | 4.1 | 3.6 | 3.6 | 3.7 |
| dRC-LH | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
| B800 | – | – | – | – | 4.2 | – | 3.4 | – | 4.1 | 3.3 | 3.9 | – | – | – | – |
| B880 | – | – | – | – | 4.0 | – | 4.2 | – | 4.4 | 3.8 | 4.0 | – | – | – | – |