Cryo-EM structure of the Rhodospirillum rubrum RC-LH1 complex
Resolution: 2.5 Å
EM Method: Single-particle
Fitted PDBs: 7oy8
Q-score: 0.551
Qian P, Croll TI, Swainsbury DJK, Castro-Hartmann P, Moriarty NW, Sader K, Hunter CN
Biochem J (2021) 478 pp. 3253-3263 [ DOI: doi:10.1042/BCJ20210511 Pubmed: 34402504 ]
- Light-harvesting protein b-870 beta chain (6 kDa, Protein from Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1))
- (1r)-2-{[(s)-{[(2s)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}-1-[(hexadecanoyloxy)methyl]ethyl (9z)-octadec-9-enoate (749 Da, Ligand)
- Spirilloxanthin (596 Da, Ligand)
- Rc-lh1 from rhodospirillum rubrum (297 MDa, Complex from Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1))
- Phosphate ion (94 Da, Ligand)
- Reaction center protein m chain (34 kDa, Protein from Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1))
- Photosynthetic reaction center l subunit (30 kDa, Protein from Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1))
- Bacteriopheophytin a (889 Da, Ligand)
- Water (18 Da, Ligand)
- Fe (iii) ion (55 Da, Ligand)
- Chloride ion (35 Da, Ligand)
- Ubiquinone-10 (863 Da, Ligand)
- Trans-geranyl bacteriochlorophyll a (901 Da, Ligand)
- 2-azanyl-5-[(2~{e},6~{e},8~{e},10~{e},12~{e},14~{e},18~{e},22~{e},26~{e},30~{e},34~{e})-3,7,11,15,19,23,27,31,35,39-decamethyltetraconta-2,6,8,10,12,14,18,22,26,30,34,38-dodecaenyl]-3-methoxy-6-methyl-cyclohexa-2,5-diene-1,4-dione (844 Da, Ligand)
- (2r,5r,11r,14r)-5,8,11-trihydroxy-5,11-dioxido-17-oxo-2,14-bis(tetradecanoyloxy)-4,6,10,12,16-pentaoxa-5,11-diphosphatriacont-1-yl tetradecanoate (1 kDa, Ligand)
- Photosynthetic reaction center, h-chain (27 kDa, Protein from Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1))
- Antenna complex, alpha/beta subunit (7 kDa, Protein from Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1))
- Antenna complex, alpha/beta subunit (5 kDa, Protein from Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1))
- Dodecyl-beta-d-maltoside (510 Da, Ligand)
STRUCTURE OF PHOTOSYNTHETIC LH1-RC SUPER-COMPLEX OF RHODOSPIRILLUM RUBRUM
Resolution: 2.76 Å
EM Method: Single-particle
Fitted PDBs: 7eqd
Q-score: 0.577
Tani K, Kanno R, Ji XC, Hall M, Yu LJ, Kimura Y, Madigan MT, Mizoguchi A, Humbel BM, Wang-Otomo ZY
Biochemistry (2021) [ Pubmed: 34323477 DOI: doi:10.1021/acs.biochem.1c00360 ]
- Photosynthetic lh1-rc complex from the purple phototrophic bacterium rhodospirillum rubrum (Complex from Rhodospirillum rubrum)
- Trans-geranyl bacteriochlorophyll a (901 Da, Ligand)
- 2-azanyl-5-[(2~{e},6~{e},8~{e},10~{e},12~{e},14~{e},18~{e},22~{e},26~{e},30~{e},34~{e})-3,7,11,15,19,23,27,31,35,39-decamethyltetraconta-2,6,8,10,12,14,18,22,26,30,34,38-dodecaenyl]-3-methoxy-6-methyl-cyclohexa-2,5-diene-1,4-dione (844 Da, Ligand)
- Light-harvesting protein b-870 beta chain (6 kDa, Protein from Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIB 8255 / S1))
- Photoreaction center protein h (27 kDa, Protein from Rhodospirillum rubrum)
- Trans-geranyl bacteriopheophytin a (879 Da, Ligand)
- Di-palmitoyl-3-sn-phosphatidylethanolamine (691 Da, Ligand)
- Light-harvesting protein b-870 alpha chain (7 kDa, Protein from Rhodospirillum rubrum)
- Ubiquinone-10 (863 Da, Ligand)
- Spirilloxanthin (596 Da, Ligand)
- Reaction center protein m chain (34 kDa, Protein from Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIB 8255 / S1))
- Cardiolipin (1 kDa, Ligand)
- Dodecyl-beta-d-maltoside (510 Da, Ligand)
- Reaction center protein l chain (30 kDa, Protein from Rhodospirillum rubrum)
- (1r)-2-{[{[(2s)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}-1-[(palmitoyloxy)methyl]ethyl (11e)-octadec-11-enoate (749 Da, Ligand)
- Fe (iii) ion (55 Da, Ligand)