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The Cryo-EM structure of siphonaxanthin chlorophyll a/b type light-harvesting complex II
Resolution: 2.8 Å
EM Method: Single-particle
Fitted PDBs: 7wlm
Q-score: 0.649
Seki S, Nakaniwa T, Castro-Hartmann P, Sader K, Kawamoto A, Tanaka H, Qian P, Kurisu G, Fujii R
Bba Adv (2022) 2 pp. 100064-100064 [ DOI: doi:10.1016/j.bbadva.2022.100064 Pubmed: 37082593 ]
- Chlorophyll a (893 Da, Ligand)
- Siphonaxanthin chlorophyll a/b-type light-harvesting complex ii (119 kDa, Complex from Codium fragile)
- Siphonaxanthin chlorophyll a/b binding light-harvesting complex ii (24 kDa, Protein from Codium fragile)
- Siphonaxanthin (600 Da, Ligand)
- Water (18 Da, Ligand)
- Siphonein (781 Da, Ligand)
- (1r,3r)-6-{(3e,5e,7e,9e,11e,13e,15e,17e)-18-[(1s,4r,6r)-4-hydroxy-2,2,6-trimethyl-7-oxabicyclo[4.1.0]hept-1-yl]-3,7,12,16-tetramethyloctadeca-1,3,5,7,9,11,13,15,17-nonaenylidene}-1,5,5-trimethylcyclohexane-1,3-diol (600 Da, Ligand)
- Chlorophyll b (907 Da, Ligand)
- 1,2-dipalmitoyl-phosphatidyl-glycerole (722 Da, Ligand)
PucA-LH2 complex from Rps. palustris
Resolution: 2.7 Å
EM Method: Single-particle
Fitted PDBs: 7zcu
Q-score: 0.612
Qian P, Nguyen-Phan CT, Gardiner AT, Croll TI, Roszak AW, Southall J, Jackson PJ, Vasilev C, Castro-Hartmann P, Sader K, Hunter CN, Cogdell RJ
PNAS (2022) 119 pp. e2210109119-e2210109119 [ DOI: doi:10.1073/pnas.2210109119 Pubmed: 36251992 ]
- Light-harvesting protein b-800-850 beta chain (5 kDa, Protein from Rhodopseudomonas palustris ATCC 17001)
- Light-harvesting protein b-800-850 alpha chain (6 kDa, Protein from Rhodopseudomonas palustris ATCC 17001)
- Bacteriochlorophyll a (911 Da, Ligand)
- Puca-lh2 from rps. palustris (Complex from Rhodopseudomonas palustris ATCC 17001)
- Puca-lh2-gamma (10 kDa, Protein from Rhodopseudomonas palustris ATCC 17001)
- Water (18 Da, Ligand)
- 1,2-dihydro-psi,psi-caroten-1-ol (554 Da, Ligand)
PucB-LH2 complex from Rps. palustris
Resolution: 2.9 Å
EM Method: Single-particle
Fitted PDBs: 7zdi
Q-score: 0.607
Qian P, Nguyen-Phan CT, Gardiner AT, Croll TI, Roszak AW, Southall J, Jackson PJ, Vasilev C, Castro-Hartmann P, Sader K, Hunter CN, Cogdell RJ
PNAS (2022) 119 pp. e2210109119-e2210109119 [ DOI: doi:10.1073/pnas.2210109119 Pubmed: 36251992 ]
- Light-harvesting protein (5 kDa, Protein from Rhodopseudomonas palustris)
- Bacteriochlorophyll a (911 Da, Ligand)
- Pucb-lh2 from rps. palustris (Complex from Rhodopseudomonas palustris ATCC 17001)
- Puca-lh2-gamma (10 kDa, Protein from Rhodopseudomonas palustris)
- 1,2-dihydro-psi,psi-caroten-1-ol (554 Da, Ligand)
- Light-harvesting protein (6 kDa, Protein from Rhodopseudomonas palustris)
PucD-LH2 complex from Rps. palustris
Resolution: 2.7 Å
EM Method: Single-particle
Fitted PDBs: 7ze3
Q-score: 0.614
Qian P, Nguyen-Phan CT, Gardiner AT, Croll TI, Roszak AW, Southall J, Jackson PJ, Vasilev C, Castro-Hartmann P, Sader K, Hunter CN, Cogdell RJ
PNAS (2022) 119 pp. e2210109119-e2210109119 [ DOI: doi:10.1073/pnas.2210109119 Pubmed: 36251992 ]
- Bacteriochlorophyll a (911 Da, Ligand)
- Light-harvesting protein b-800-850 beta chain (5 kDa, Protein from Rhodopseudomonas palustris)
- (3'e)-3',4'-didehydro-1,2-dihydro-psi,psi-caroten-1-ol (552 Da, Ligand)
- Pucd-lh2 from rps. palustris (Complex from Rhodopseudomonas palustris ATCC 17001)
- Light-harvesting protein b-800-850 alpha chain (6 kDa, Protein from Rhodopseudomonas palustris)
- Puca-lh2-gamma (10 kDa, Protein from Rhodopseudomonas palustris)
- Water (18 Da, Ligand)
PucE-LH2 complex from Rps. palustris
Resolution: 3.6 Å
EM Method: Single-particle
Fitted PDBs: 7ze8
Q-score: 0.509
Qian P, Nguyen-Phan CT, Gardiner AT, Croll TI, Roszak AW, Southall J, Jackson PJ, Vasilev C, Castro-Hartmann P, Sader K, Hunter CN, Cogdell RJ
PNAS (2022) 119 pp. e2210109119-e2210109119 [ DOI: doi:10.1073/pnas.2210109119 Pubmed: 36251992 ]
- Light-harvesting protein (5 kDa, Protein from Rhodopseudomonas palustris)
- Bacteriochlorophyll a (911 Da, Ligand)
- Puce-lh2 from rps. palustris (Complex from Rhodopseudomonas palustris ATCC 17001)
- Puca-lh2-gamma (10 kDa, Protein from Rhodopseudomonas palustris)
- Light-harvesting protein (6 kDa, Protein from Rhodopseudomonas palustris)
- 1,2-dihydro-psi,psi-caroten-1-ol (554 Da, Ligand)
Cryo-EM structure (model_1a) of the RC-dLH complex from Gemmatimonas phototrophica at 2.4 A
Resolution: 2.35 Å
EM Method: Single-particle
Fitted PDBs: 7o0u
Q-score: 0.629
Qian P, Gardiner AT, Simova I, Naydenova K, Croll TI, Jackson PJ, Kloz M, Cubakova P, Kuzma M, Zeng Y, Castro-Hartmann P, van Knippenberg B, Goldie KN, Kaftan D, Hrouzek P, Hajek J, Agirre J, Siebert CA, Bina D, Sader K, Stahlberg H, Sobotka R, Russo CJ, Polivka T, Hunter CN, Koblizek M
Sci Adv (2022) 8 pp. eabk3139-eabk3139 [ Pubmed: 35171663 DOI: doi:10.1126/sciadv.abk3139 ]
- Multiheme_cytc domain-containing protein (38 kDa, Protein from Gemmatimonas phototrophica)
- Lhh-alpha (6 kDa, Protein from Gemmatimonas phototrophica)
- Dodecyl-beta-d-maltoside (510 Da, Ligand)
- 2-acetamido-2-deoxy-alpha-d-glucopyranose (221 Da, Ligand)
- (1r)-2-{[(s)-{[(2s)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}-1-[(hexadecanoyloxy)methyl]ethyl (9z)-octadec-9-enoate (749 Da, Ligand)
- [(2~{s})-3-[(2~{r},3~{r},4~{s},5~{s},6~{r})-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]oxy-2-octadecanoyloxy-propyl] octadecanoate (787 Da, Ligand)
- [(2~{s})-3-[(2~{r},3~{r},4~{r},5~{s},6~{r})-6-(hydroxymethyl)-5-[(2~{r},3~{r},4~{s},5~{s},6~{r})-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]oxy-3,4-bis(oxidanyl)oxan-2-yl]oxy-2-(12-methyltridecanoyloxy)propyl] 12-methyltridecanoate (837 Da, Ligand)
- Rc-s (21 kDa, Protein from Gemmatimonas phototrophica)
- Bacteriochlorophyll a (911 Da, Ligand)
- Fe (iii) ion (55 Da, Ligand)
- Heme c (618 Da, Ligand)
- Rc-dlh model_1a (800 kDa, Complex from Gemmatimonas phototrophica)
- (19r,22s)-25-amino-22-hydroxy-22-oxido-16-oxo-17,21,23-trioxa-22lambda~5~-phosphapentacosan-19-yl (9z)-hexadec-9-enoate (689 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)
- Rc-hc (20 kDa, Protein from Gemmatimonas phototrophica)
- Lhc domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- Light-harvesting protein b:885 subunit beta (5 kDa, Protein from Gemmatimonas phototrophica)
- Prch domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- Photosynthetic reaction center l subunit (30 kDa, Protein from Gemmatimonas phototrophica)
- Rc-m (41 kDa, Protein from Gemmatimonas phototrophica)
- (2~{e},4~{e},6~{e},10~{e},12~{e},14~{e},16~{e},18~{e},20~{e},22~{z},24~{e},26~{e},28~{e})-23-methanoyl-31-methoxy-2,6,10,14,19,27,31-heptamethyl-dotriaconta-2,4,6,10,12,14,16,18,20,22,24,26,28-tridecaenoic acid (610 Da, Ligand)
- Menaquinone 8 (717 Da, Ligand)
- Bacteriopheophytin a (889 Da, Ligand)
- Water (18 Da, Ligand)
- (2~{s},3~{s},4~{s},5~{s})-4,5-diacetyloxy-3-oxidanyl-oxane-2-carboxylic acid (262 Da, Ligand)
- Spirilloxanthin (596 Da, Ligand)
Cryo-EM structure (model_2a) of the RC-dLH complex from Gemmatimonas phototrophica at 2.5 A
Resolution: 2.5 Å
EM Method: Single-particle
Fitted PDBs: 7o0v
Q-score: 0.62
Qian P, Gardiner AT, Simova I, Naydenova K, Croll TI, Jackson PJ, Kloz M, Cubakova P, Kuzma M, Zeng Y, Castro-Hartmann P, van Knippenberg B, Goldie KN, Kaftan D, Hrouzek P, Hajek J, Agirre J, Siebert CA, Bina D, Sader K, Stahlberg H, Sobotka R, Russo CJ, Polivka T, Hunter CN, Koblizek M
Sci Adv (2022) 8 pp. eabk3139-eabk3139 [ Pubmed: 35171663 DOI: doi:10.1126/sciadv.abk3139 ]
- Multiheme_cytc domain-containing protein (38 kDa, Protein from Gemmatimonas phototrophica)
- Lhh-alpha (6 kDa, Protein from Gemmatimonas phototrophica)
- Dodecyl-beta-d-maltoside (510 Da, Ligand)
- Light-harvesting protein b:885 subunit beta (4 kDa, Protein from Gemmatimonas phototrophica)
- 2-acetamido-2-deoxy-alpha-d-glucopyranose (221 Da, Ligand)
- (1r)-2-{[(s)-{[(2s)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}-1-[(hexadecanoyloxy)methyl]ethyl (9z)-octadec-9-enoate (749 Da, Ligand)
- [(2~{s})-3-[(2~{r},3~{r},4~{s},5~{s},6~{r})-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]oxy-2-octadecanoyloxy-propyl] octadecanoate (787 Da, Ligand)
- Rc-m (41 kDa, Protein from Gemmatimonas phototrophica)
- Lhc domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- [(2~{s})-3-[(2~{r},3~{r},4~{r},5~{s},6~{r})-6-(hydroxymethyl)-5-[(2~{r},3~{r},4~{s},5~{s},6~{r})-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]oxy-3,4-bis(oxidanyl)oxan-2-yl]oxy-2-(12-methyltridecanoyloxy)propyl] 12-methyltridecanoate (837 Da, Ligand)
- Rc-s (21 kDa, Protein from Gemmatimonas phototrophica)
- Bacteriochlorophyll a (911 Da, Ligand)
- Fe (iii) ion (55 Da, Ligand)
- Heme c (618 Da, Ligand)
- (19r,22s)-25-amino-22-hydroxy-22-oxido-16-oxo-17,21,23-trioxa-22lambda~5~-phosphapentacosan-19-yl (9z)-hexadec-9-enoate (689 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)
- Rc-hc (20 kDa, Protein from Gemmatimonas phototrophica)
- Rc-dlh (model_2a) (800 kDa, Complex from Gemmatimonas phototrophica)
- Lhc domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- Light-harvesting protein b:885 subunit beta (5 kDa, Protein from Gemmatimonas phototrophica)
- Prch domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- Photosynthetic reaction center l subunit (30 kDa, Protein from Gemmatimonas phototrophica)
- (2~{e},4~{e},6~{e},10~{e},12~{e},14~{e},16~{e},18~{e},20~{e},22~{z},24~{e},26~{e},28~{e})-23-methanoyl-31-methoxy-2,6,10,14,19,27,31-heptamethyl-dotriaconta-2,4,6,10,12,14,16,18,20,22,24,26,28-tridecaenoic acid (610 Da, Ligand)
- Menaquinone 8 (717 Da, Ligand)
- Bacteriopheophytin a (889 Da, Ligand)
- Water (18 Da, Ligand)
- (2~{s},3~{s},4~{s},5~{s})-4,5-diacetyloxy-3-oxidanyl-oxane-2-carboxylic acid (262 Da, Ligand)
- Spirilloxanthin (596 Da, Ligand)
Cryo-EM structure of the RC-dLH complex (model_1b) from Gemmatimonas phototrophica at 2.47 A
Resolution: 2.47 Å
EM Method: Single-particle
Fitted PDBs: 7o0w
Q-score: 0.624
Qian P, Gardiner AT, Simova I, Naydenova K, Croll TI, Jackson PJ, Kloz M, Cubakova P, Kuzma M, Zeng Y, Castro-Hartmann P, van Knippenberg B, Goldie KN, Kaftan D, Hrouzek P, Hajek J, Agirre J, Siebert CA, Bina D, Sader K, Stahlberg H, Sobotka R, Russo CJ, Polivka T, Hunter CN, Koblizek M
Sci Adv (2022) 8 pp. eabk3139-eabk3139 [ Pubmed: 35171663 DOI: doi:10.1126/sciadv.abk3139 ]
- Multiheme_cytc domain-containing protein (38 kDa, Protein from Gemmatimonas phototrophica)
- Lhh-alpha (6 kDa, Protein from Gemmatimonas phototrophica)
- Dodecyl-beta-d-maltoside (510 Da, Ligand)
- 2-acetamido-2-deoxy-alpha-d-glucopyranose (221 Da, Ligand)
- (1r)-2-{[(s)-{[(2s)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}-1-[(hexadecanoyloxy)methyl]ethyl (9z)-octadec-9-enoate (749 Da, Ligand)
- Rc-dlh model_1b (800 kDa, Complex from Gemmatimonas phototrophica)
- [(2~{s})-3-[(2~{r},3~{r},4~{s},5~{s},6~{r})-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]oxy-2-octadecanoyloxy-propyl] octadecanoate (787 Da, Ligand)
- Rc-m (41 kDa, Protein from Gemmatimonas phototrophica)
- Lhc domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- [(2~{s})-3-[(2~{r},3~{r},4~{r},5~{s},6~{r})-6-(hydroxymethyl)-5-[(2~{r},3~{r},4~{s},5~{s},6~{r})-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]oxy-3,4-bis(oxidanyl)oxan-2-yl]oxy-2-(12-methyltridecanoyloxy)propyl] 12-methyltridecanoate (837 Da, Ligand)
- Rc-s (21 kDa, Protein from Gemmatimonas phototrophica)
- Bacteriochlorophyll a (911 Da, Ligand)
- Rc-u (13 kDa, Protein from Gemmatimonas phototrophica)
- Fe (iii) ion (55 Da, Ligand)
- Heme c (618 Da, Ligand)
- (19r,22s)-25-amino-22-hydroxy-22-oxido-16-oxo-17,21,23-trioxa-22lambda~5~-phosphapentacosan-19-yl (9z)-hexadec-9-enoate (689 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)
- Rc-hc (20 kDa, Protein from Gemmatimonas phototrophica)
- Lhc domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- Light-harvesting protein b:885 subunit beta (5 kDa, Protein from Gemmatimonas phototrophica)
- Prch domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- Photosynthetic reaction center l subunit (30 kDa, Protein from Gemmatimonas phototrophica)
- (2~{e},4~{e},6~{e},10~{e},12~{e},14~{e},16~{e},18~{e},20~{e},22~{z},24~{e},26~{e},28~{e})-23-methanoyl-31-methoxy-2,6,10,14,19,27,31-heptamethyl-dotriaconta-2,4,6,10,12,14,16,18,20,22,24,26,28-tridecaenoic acid (610 Da, Ligand)
- Bacteriopheophytin a (889 Da, Ligand)
- Menaquinone 8 (717 Da, Ligand)
- Water (18 Da, Ligand)
- (2~{s},3~{s},4~{s},5~{s})-4,5-diacetyloxy-3-oxidanyl-oxane-2-carboxylic acid (262 Da, Ligand)
- Spirilloxanthin (596 Da, Ligand)
Cryo-EM structure (model_2b) of the RC-dLH complex from Gemmatimonas phototrophica at 2.44 A
Resolution: 2.44 Å
EM Method: Single-particle
Fitted PDBs: 7o0x
Q-score: 0.629
Qian P, Gardiner AT, Simova I, Naydenova K, Croll TI, Jackson PJ, Kloz M, Cubakova P, Kuzma M, Zeng Y, Castro-Hartmann P, van Knippenberg B, Goldie KN, Kaftan D, Hrouzek P, Hajek J, Agirre J, Siebert CA, Bina D, Sader K, Stahlberg H, Sobotka R, Russo CJ, Polivka T, Hunter CN, Koblizek M
Sci Adv (2022) 8 pp. eabk3139-eabk3139 [ Pubmed: 35171663 DOI: doi:10.1126/sciadv.abk3139 ]
- Multiheme_cytc domain-containing protein (38 kDa, Protein from Gemmatimonas phototrophica)
- Rc-dlh model_2b (800 kDa, Complex from Gemmatimonas phototrophica)
- Lhh-alpha (6 kDa, Protein from Gemmatimonas phototrophica)
- Dodecyl-beta-d-maltoside (510 Da, Ligand)
- 2-acetamido-2-deoxy-alpha-d-glucopyranose (221 Da, Ligand)
- (1r)-2-{[(s)-{[(2s)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}-1-[(hexadecanoyloxy)methyl]ethyl (9z)-octadec-9-enoate (749 Da, Ligand)
- [(2~{s})-3-[(2~{r},3~{r},4~{s},5~{s},6~{r})-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]oxy-2-octadecanoyloxy-propyl] octadecanoate (787 Da, Ligand)
- Rc-m (41 kDa, Protein from Gemmatimonas phototrophica)
- Lhc domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- [(2~{s})-3-[(2~{r},3~{r},4~{r},5~{s},6~{r})-6-(hydroxymethyl)-5-[(2~{r},3~{r},4~{s},5~{s},6~{r})-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]oxy-3,4-bis(oxidanyl)oxan-2-yl]oxy-2-(12-methyltridecanoyloxy)propyl] 12-methyltridecanoate (837 Da, Ligand)
- Rc-s (21 kDa, Protein from Gemmatimonas phototrophica)
- Bacteriochlorophyll a (911 Da, Ligand)
- Rc-u (13 kDa, Protein from Gemmatimonas phototrophica)
- Fe (iii) ion (55 Da, Ligand)
- Heme c (618 Da, Ligand)
- (19r,22s)-25-amino-22-hydroxy-22-oxido-16-oxo-17,21,23-trioxa-22lambda~5~-phosphapentacosan-19-yl (9z)-hexadec-9-enoate (689 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)
- Rc-hc (20 kDa, Protein from Gemmatimonas phototrophica)
- Lhc domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- Light-harvesting protein b:885 subunit beta (5 kDa, Protein from Gemmatimonas phototrophica)
- Prch domain-containing protein (7 kDa, Protein from Gemmatimonas phototrophica)
- Photosynthetic reaction center l subunit (30 kDa, Protein from Gemmatimonas phototrophica)
- (2~{e},4~{e},6~{e},10~{e},12~{e},14~{e},16~{e},18~{e},20~{e},22~{z},24~{e},26~{e},28~{e})-23-methanoyl-31-methoxy-2,6,10,14,19,27,31-heptamethyl-dotriaconta-2,4,6,10,12,14,16,18,20,22,24,26,28-tridecaenoic acid (610 Da, Ligand)
- Bacteriopheophytin a (889 Da, Ligand)
- Menaquinone 8 (717 Da, Ligand)
- Water (18 Da, Ligand)
- (2~{s},3~{s},4~{s},5~{s})-4,5-diacetyloxy-3-oxidanyl-oxane-2-carboxylic acid (262 Da, Ligand)
- Spirilloxanthin (596 Da, Ligand)
Cryo-EM structure of light harvesting complex 2 from Rba. sphaeroides.
Resolution: 2.1 Å
EM Method: Single-particle
Fitted PDBs: 7pbw
Q-score: 0.76
Qian P, Swainsbury DJK, Croll TI, Castro-Hartmann P, Divitini G, Sader K, Hunter CN
Biochemistry (2021) 60 pp. 3302-3314 [ Pubmed: 34699186 DOI: doi:10.1021/acs.biochem.1c00576 ]
- Bacteriochlorophyll a (911 Da, Ligand)
- Light-harvesting protein b-800/850 alpha chain (5 kDa, Protein from Cereibacter sphaeroides 2.4.1)
- Spheroidene (568 Da, Ligand)
- Calcium ion (40 Da, Ligand)
- Lauryl dimethylamine-n-oxide (229 Da, Ligand)
- Light harvesting complex 2 (123 kDa, Complex from Cereibacter sphaeroides 2.4.1)
- Water (18 Da, Ligand)
- Light-harvesting protein b-800/850 beta chain (4 kDa, Protein from Cereibacter sphaeroides 2.4.1)