PSI-LHCI of the red alga Cyanidium caldarium RK-1 (NIES-2137)
Resolution: 1.92 Å
EM Method: Single-particle
Fitted PDBs: 8wey
Q-score: 0.662
Kato K, Hamaguchi T, Kumazawa M, Nakajima Y, Ifuku K, Hirooka S, Hirose Y, Miyagishima SY, Suzuki T, Kawakami K, Dohmae N, Yonekura K, Shen JR, Nagao R
PNAS (2024) 121 pp. e2319658121-e2319658121 [ DOI: doi:10.1073/pnas.2319658121 Pubmed: 38442179 ]
- Photosystem i reaction center subunit x (7 kDa, Protein from Cyanidium caldarium)
- Photosystem i reaction center subunit iii (20 kDa, Protein from Cyanidium caldarium)
- Photosystem i reaction center subunit viii (3 kDa, Protein from Cyanidium caldarium)
- Beta-carotene (536 Da, Ligand)
- Digalactosyl diacyl glycerol (dgdg) (949 Da, Ligand)
- Phylloquinone (450 Da, Ligand)
- Photosystem i reaction center subunit iv (6 kDa, Protein from Cyanidium caldarium)
- Lhcr3 (23 kDa, Protein from Cyanidium caldarium)
- Photosystem i reaction center subunit xi (15 kDa, Protein from Cyanidium caldarium)
- Photosystem i reaction center subunit xii (3 kDa, Protein from Cyanidium caldarium)
- Unknown ligand (Ligand)
- (1~{r})-3,5,5-trimethyl-4-[(1~{e},3~{e},5~{e},7~{e},9~{e},11~{e},13~{e},15~{e},17~{e})-3,7,12,16-tetramethyl-18-[(4~{r} )-2,6,6-trimethyl-4-oxidanyl-cyclohexen-1-yl]octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohex-3-en-1-ol (568 Da, Ligand)
- Iron/sulfur cluster (351 Da, Ligand)
- Photosystem i p700 chlorophyll a apoprotein a2 (82 kDa, Protein from Cyanidium caldarium)
- Psi-lhci (550 kDa, Complex from Cyanidium caldarium)
- Photosystem i iron-sulfur center (8 kDa, Protein from Cyanidium caldarium)
- Photosystem i reaction center subunit ii (15 kDa, Protein from Cyanidium caldarium)
- Chlorophyll a (893 Da, Ligand)
- Lhcr2 (24 kDa, Protein from Cyanidium caldarium)
- Water (18 Da, Ligand)
- Photosystem i subunit o (16 kDa, Protein from Cyanidium caldarium)
- Photosystem i p700 chlorophyll a apoprotein a1 (82 kDa, Protein from Cyanidium caldarium)
- Photosystem i reaction center subunit ix (4 kDa, Protein from Cyanidium caldarium)
- 1,2-dipalmitoyl-phosphatidyl-glycerole (722 Da, Ligand)
- Lhcr1 (24 kDa, Protein from Cyanidium caldarium)
- Dodecyl-beta-d-maltoside (510 Da, Ligand)
- Chlorophyll a isomer (893 Da, Ligand)
Cryo-EM structure of the red algal PSI-LHCR
Resolution: 3.63 Å
EM Method: Single-particle
Fitted PDBs: 5zgb
Q-score: 0.399
Pi X, Tian L, Dai HE, Qin X, Cheng L, Kuang T, Sui SF, Shen JR
PNAS (2018) 115 pp. 4423-4428 [ DOI: doi:10.1073/pnas.1722482115 Pubmed: 29632169 ]
- Psaa (82 kDa, Protein from Red alga)
- Lhcr3 (20 kDa, Protein from Red alga)
- Phylloquinone (450 Da, Ligand)
- (1r,2s)-4-{(1e,3e,5e,7e,9e,11e,13e,15e,17e)-18-[(4s)-4-hydroxy-2,6,6-trimethylcyclohex-1-en-1-yl]-3,7,12,16-tetramethyloctadeca-1,3,5,7,9,11,13,15,17-nonaen-1-yl}-2,5,5-trimethylcyclohex-3-en-1-ol (568 Da, Ligand)
- Psi-5lhcr (Complex from Cyanidioschyzon merolae)
- Lhcr1 (19 kDa, Protein from Red alga)
- Chlorophyll a isomer (893 Da, Ligand)
- Chlorophyll a (893 Da, Ligand)
- Psaf (21 kDa, Protein from Red alga)
- Psao (16 kDa, Protein from Red alga)
- Psad (15 kDa, Protein from Red alga)
- 1,2-dipalmitoyl-phosphatidyl-glycerole (722 Da, Ligand)
- Beta-carotene (536 Da, Ligand)
- Psam (3 kDa, Protein from Red alga)
- Psaj (4 kDa, Protein from Red alga)
- Psai (3 kDa, Protein from Red alga)
- Psab (82 kDa, Protein from Red alga)
- Psae (10 kDa, Protein from Red alga)
- Psac (8 kDa, Protein from Red alga)
- Psal (15 kDa, Protein from Red alga)
- (2s)-2,3-dihydroxypropyl octadecanoate (358 Da, Ligand)
- 1-dodecanol (186 Da, Ligand)
- Digalactosyl diacyl glycerol (dgdg) (949 Da, Ligand)
- Beta-d-glucose (180 Da, Ligand)
- Lhcr2 (21 kDa, Protein from Red alga)
- Psak (6 kDa, Protein from Red alga)
- Iron/sulfur cluster (351 Da, Ligand)