7wfd

Left PSI in the cyclic electron transport supercomplex NDH-PSI from Arabidopsis

Method: ELECTRON MICROSCOPY

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Photosystem I P700 chlorophyll a apoprotein A1

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAA_ARATH
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain AA； PDBConstruct 1–750； UniProt 1–750

Photosystem I P700 chlorophyll a apoprotein A2

OrganismNot specified

UniProt P56767

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAB_ARATH
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain AB； PDBConstruct 1–734； UniProt 1–734

Photosystem I iron-sulfur center

OrganismNot specified

UniProt P62090

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAC_ARATH
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain AC； PDBConstruct 1–81； UniProt 1–81

Photosystem I reaction center subunit II-2, chloroplastic

OrganismNot specified

UniProt Q9SA56

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAD2_ARATH
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain AD； PDBConstruct 1–204； UniProt 1–204

Photosystem I reaction center subunit IV A, chloroplastic

OrganismNot specified

UniProt Q9S831

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAE1_ARATH
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain AE； PDBConstruct 1–143； UniProt 1–143

Photosystem I reaction center subunit III, chloroplastic

OrganismNot specified

UniProt Q9SHE8

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAF_ARATH
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain AF； PDBConstruct 1–221； UniProt 1–221

Photosystem I reaction center subunit V, chloroplastic

OrganismNot specified

UniProt Q9S7N7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAG_ARATH
Isoform	—
PDB entities	7
Chains and sequence ranges	Author chain AG； PDBConstruct 1–160； UniProt 1–160

Photosystem I reaction center subunit VI-2, chloroplastic

OrganismNot specified

UniProt Q9SUI6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAH2_ARATH
Isoform	—
PDB entities	8
Chains and sequence ranges	Author chain AH； PDBConstruct 1–145； UniProt 1–145

Photosystem I reaction center subunit VIII

OrganismNot specified

UniProt P56768

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAI_ARATH
Isoform	—
PDB entities	9
Chains and sequence ranges	Author chain AI； PDBConstruct 1–37； UniProt 1–37

Photosystem I reaction center subunit IX

OrganismNot specified

UniProt P56769

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAJ_ARATH
Isoform	—
PDB entities	10
Chains and sequence ranges	Author chain AJ； PDBConstruct 1–44； UniProt 1–44

Photosystem I reaction center subunit psaK, chloroplastic

OrganismNot specified

UniProt Q9SUI5

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAK_ARATH
Isoform	—
PDB entities	11
Chains and sequence ranges	Author chain AK； PDBConstruct 1–130； UniProt 1–130

Photosystem I reaction center subunit XI, chloroplastic

OrganismNot specified

UniProt Q9SUI4

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSAL_ARATH
Isoform	—
PDB entities	12
Chains and sequence ranges	Author chain AL； PDBConstruct 1–219； UniProt 1–219

Chlorophyll a-b binding protein 6, chloroplastic

OrganismNot specified

UniProt Q01667

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CAB6_ARATH
Isoform	—
PDB entities	13
Chains and sequence ranges	Author chain A1； PDBConstruct 1–241； UniProt 1–241

Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic

OrganismNot specified

UniProt Q9SY97

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	LHCA3_ARATH
Isoform	—
PDB entities	14
Chains and sequence ranges	Author chain A3； PDBConstruct 1–273； UniProt 1–273

Chlorophyll a-b binding protein 4, chloroplastic

OrganismNot specified

UniProt P27521

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Photosystem I chlorophyll a/b-binding protein 6, chloroplastic × 1 （Q8LCQ4） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CA4_ARATH
Isoform	—
PDB entities	15
Chains and sequence ranges	Author chain A4； PDBConstruct 1–251； UniProt 1–251

Photosystem I chlorophyll a/b-binding protein 6, chloroplastic

OrganismNot specified

UniProt Q8LCQ4

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 16	Photosystem I P700 chlorophyll a apoprotein A1 × 1 （P56766） Photosystem I P700 chlorophyll a apoprotein A2 × 1 （P56767） Photosystem I iron-sulfur center × 1 （P62090） Photosystem I reaction center subunit II-2, chloroplastic × 1 （Q9SA56） Photosystem I reaction center subunit IV A, chloroplastic × 1 （Q9S831） Photosystem I reaction center subunit III, chloroplastic × 1 （Q9SHE8） Photosystem I reaction center subunit V, chloroplastic × 1 （Q9S7N7） Photosystem I reaction center subunit VI-2, chloroplastic × 1 （Q9SUI6） Photosystem I reaction center subunit VIII × 1 （P56768） Photosystem I reaction center subunit IX × 1 （P56769） Photosystem I reaction center subunit psaK, chloroplastic × 1 （Q9SUI5） Photosystem I reaction center subunit XI, chloroplastic × 1 （Q9SUI4） Chlorophyll a-b binding protein 6, chloroplastic × 1 （Q01667） Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic × 1 （Q9SY97） Chlorophyll a-b binding protein 4, chloroplastic × 1 （P27521） CHLOROPHYLL A × 143 PHYLLOQUINONE × 2 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BETA-CAROTENE × 26 IRON/SULFUR CLUSTER × 3 DODECYL-ALPHA-D-MALTOSIDE × 5 DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 5 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 3 CHLOROPHYLL B × 11 ;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ; × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	LHCA6_ARATH
Isoform	—
PDB entities	16
Chains and sequence ranges	Author chain A6； PDBConstruct 1–270； UniProt 1–270

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	7wfd
Deposition date deposition_date	2021-12-26
Structure title title	Left PSI in the cyclic electron transport supercomplex NDH-PSI from Arabidopsis
Keywords keywords	Supercomplex, PSI, NDH-PSI, plant, Arabidopsis, cyclic electron transport, ELECTRON TRANSPORT; ELECTRON TRANSPORT
Experimental Method method	ELECTRON MICROSCOPY

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

7wfd__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

7wfd__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7wfd__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	50.71 Å
Rg (electron density)	49.85 Å
Total Rg	49.99 Å
Atom count	35603
Residues	3231
Excluded volume	662230 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7wfd__assembly_1__model_1`	hexadecameric （16）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (27)

Entity 1 Entity 1 polymer

Description description	Photosystem I P700 chlorophyll a apoprotein A1
Molecular weight formula_weight	83315.4 kDa
EC 编号 ec_number	1.97.1.12
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AA
Atom count atom_count	35603

MIIRSPEPEVKILVDRDPIKTSFEEWAKPGHFSRTIAKGPDTTTWIWNLHADAHDFDSHTSDLEEISRKVFSAHFGQLSIIFLWLSGMYFHGARFSNYEAWLSDPTHIGPSAQVVWPIVGQEILNGDVGGGFRGIQITSGFFQIWRASGITSELQLYCTAIGALVFAALMLFAGWFHYHKAAPKLAWFQDVESMLNHHLAGLLGLGSLSWAGHQVHVSLPINQFLNAGVDPKEIPLPHEFILNRDLLAQLYPSFAEGATPFFTLNWSKYSEFLTFRGGLDPVTGGLWLTDIAHHHLAIAILFLIAGHMYRTNWGIGHGIKDILEAHKGPFTGQGHKGLYEILTTSWHAQLSLNLAMLGSLTIIVAHHMYSMPPYPYLATDYATQLSLFTHHMWIGGFLIVGAAAHAAIFMVRDYDPTNRYNDLLDRVLRHRDAIISHLNWVCIFLGFHSFGLYIHNDTMSALGRPQDMFSDTAIQLQPVFAQWIQNTHALAPGVTAPGETASTSLTWGGGELVAVGGKVALLPIPLGTADFLVHHIHAFTIHVTVLILLKGVLFARSSRLIPDKANLGFRFPCDGPGRGGTCQVSAWDHVFLGLFWMYNAISVVIFHFSWKMQSDVWGSISDQGVVTHITGGNFAQSSITINGWLRDFLWAQASQVIQSYGSSLSAYGLFFLGAHFVWAFSLMFLFSGRGYWQELIESIVWAHNKLKVAPATQPRALSIIQGRAVGVTHYLLGGIATTWAFFLARIIAVG

Entity 2 Entity 2 polymer

Description description	Photosystem I P700 chlorophyll a apoprotein A2
Molecular weight formula_weight	82555.9 kDa
EC 编号 ec_number	1.97.1.12
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AB

MALRFPRFSQGLAQDPTTRRIWFGIATAHDFESHDDITEERLYQNIFASHFGQLAIIFLWTSGNLFHVAWQGNFETWVQDPLHVRPIAHAIWDPHFGQPAVEAFTRGGALGPVNIAYSGVYQWWYTIGLRTNEDLYTGALFLLFLSALSLIGGWLHLQPKWKPRVSWFKNAESRLNHHLSGLFGVSSLAWTGHLVHVAIPASRGEYVRWNNFLNVLPHPQGLGPLFTGQWNLYAQNPDSSSHLFGTSQGSGTAILTLLGGFHPQTQSLWLTDMAHHHLAIAILFLIAGHMYRTNFGIGHSIKDLLEAHIPPGGRLGRGHKGLYDTINNSIHFQLGLALASLGVITSLVAQHMYSLPAYAFIAQDFTTQAALYTHHQYIAGFIMTGAFAHGAIFFIRDYNPEQNEDNVLARMLDHKEAIISHLSWASLFLGFHTLGLYVHNDVMLAFGTPEKQILIEPIFAQWIQSAHGKTSYGFDVLLSSTSGPAFNAGRSIWLPGWLNAINENSNSLFLTIGPGDFLVHHAIALGLHTTTLILVKGALDARGSKLMPDKKDFGYSFPCDGPGRGGTCDISAWDAFYLAVFWMLNTIGWVTFYWHWKHITLWQGNVSQFNESSTYLMGWLRDYLWLNSSQLINGYNPFGMNSLSVWAWMFLFGHLVWATGFMFLISWRGYWQELIETLAWAHERTPLANLIRWKDKPVALSIVQARLVGLAHFSVGYIFTYAAFLIASTSGKFG

Entity 3 Entity 3 polymer

Description description	Photosystem I iron-sulfur center
Molecular weight formula_weight	9049.5 kDa
EC 编号 ec_number	1.97.1.12
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AC

MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPTDFLSVRVYLWHETTRSMGLAY

Entity 4 Entity 4 polymer

Description description	Photosystem I reaction center subunit II-2, chloroplastic
Molecular weight formula_weight	22336.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AD

MATQAAGIFSPAITTTTSAVKKLHLFSSSHRPKSLSFTKTAIRAEKTESSSAAPAVKEAPVGFTPPQLDPNTPSPIFAGSTGGLLRKAQVEEFYVITWNSPKEQIFEMPTGGAAIMREGPNLLKLARKEQCLALGTRLRSKYKITYQFYRVFPNGEVQYLHPKDGVYPEKANPGREGVGLNMRSIGKNVSPIEVKFTGKQSYDL

Entity 5 Entity 5 polymer

Description description	Photosystem I reaction center subunit IV A, chloroplastic
Molecular weight formula_weight	14985.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AE

MAMTTASTVFVLPANVTSVAGASSSRSSVSFLPMRNAGSRLVVRAAEDPAPASSSSKDSPAAAAAPDGATATKPKPPPIGPKRGSKVKILRRESYWFKNVGSVVAVDQDPKTRYPVVVRFAKVNYANISTNNYALDEVEEVAA

Entity 6 Entity 6 polymer

Description description	Photosystem I reaction center subunit III, chloroplastic
Molecular weight formula_weight	24203.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AF

MSLTIPANLVLNPRSNKSLTQSVPKSSARFVCSDDKSSSSTPQSMKAFSAAVALSSILLSAPMPAVADISGLTPCKDSKQFAKREKQQIKKLESSLKLYAPESAPALALNAQIEKTKRRFDNYGKYGLLCGSDGLPHLIVNGDQRHWGEFITPGILFLYIAGWIGWVGRSYLIAISGEKKPAMKEIIIDVPLASRIIFRGFIWPVAAYREFLNGDLIAKDV

Entity 7 Entity 7 polymer

Description description	Photosystem I reaction center subunit V, chloroplastic
Molecular weight formula_weight	17103.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AG

MATSASALLSPTTFSTAISHKNPNSISFHGLRPLRLGGSSSALPKLSTTGRKSSSAVVRAELSPSIVISLSTGLSLFLGRFVFFNFQRENVAKQGLPEQNGKTHFEAGDDRAKEYVSLLKSNDPIGFNIVDVLAWGSIGHIVAYYILATSSNGYDPSFFG

Entity 8 Entity 8 polymer

Description description	Photosystem I reaction center subunit VI-2, chloroplastic
Molecular weight formula_weight	15291.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AH

MASFATIAAVQPSAAVKGLGGSSLAGAKLFIKPSRQSFKTKSTRAGAVVAKYGDKSVYFDLEDLGNTTGQWDVYGSDAPSPYNPLQSKFFETFAAPFTKRGLLLKFLILGGGSLLTYVSANSTGDVLPIKRGPQEPPKLGPRGKL

Entity 9 Entity 9 polymer

Description description	Photosystem I reaction center subunit VIII
Molecular weight formula_weight	4137.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AI

MTTFNNLPSIFVPLVGLVFPAIAMASLFLHIQKNKIF

Entity 10 Entity 10 polymer

Description description	Photosystem I reaction center subunit IX
Molecular weight formula_weight	5011.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AJ

MRDLKTYLSVAPVLSTLWFGSLAGLLIEINRLFPDALTFPFFSF

Entity 11 Entity 11 polymer

Description description	Photosystem I reaction center subunit psaK, chloroplastic
Molecular weight formula_weight	13219.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AK

MASTMMTTLPQFNGLRATKISAAPVQGLASVQPMRRKGNGALGAKCDFIGSSTNLIMVTSTTLMLFAGRFGLAPSANRKATAGLRLEARDSGLQTGDPAGFTLADTLACGTVGHIIGVGVVLGLKNIGAI

Entity 12 Entity 12 polymer

Description description	Photosystem I reaction center subunit XI, chloroplastic
Molecular weight formula_weight	23070.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AL

MAASASPMASQLRSSFSSASLSQRLAVPKGISGAPFGVSPTKRVSSFTVRAVKSDKTTFQVVQPINGDPFIGSLETPVTSSPLIAWYLSNLPGYRTAVNPLLRGVEVGLAHGFFLVGPFVKAGPLRNTAYAGSAGSLAAAGLVVILSMCLTIYGISSFKEGEPSIAPSLTLTGRKKQPDQLQTADGWAKFTGGFFFGGISGVTWAYFLLYVLDLPYFVK

Entity 13 Entity 13 polymer

Description description	Chlorophyll a-b binding protein 6, chloroplastic
Molecular weight formula_weight	26021.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A1

MASNSLMSCGIAAVYPSLLSSSKSKFVSAGVPLPNAGNVGRIRMAAHWMPGEPRPAYLDGSAPGDFGFDPLGLGEVPANLERYKESELIHCRWAMLAVPGILVPEALGYGNWVKAQEWAALPGGQATYLGNPVPWGTLPTILAIEFLAIAFVEHQRSMEKDPEKKKYPGGAFDPLGYSKDPKKLEELKVKEIKNGRLALLAFVGFCVQQSAYPGTGPLENLATHLADPWHNNIGDIVIPFN

Entity 14 Entity 14 polymer

Description description	Photosystem I chlorophyll a/b-binding protein 3-1, chloroplastic
Molecular weight formula_weight	29206.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A3

MAAQALVSSSLTSSVQTARQIFGSKPVASASQKKSSFVVKAAATPPVKQGANRPLWFASSQSLSYLDGSLPGDYGFDPLGLSDPEGTGGFIEPRWLAYGEIINGRFAMLGAAGAIAPEILGKAGLIPAETALPWFQTGVIPPAGTYTYWADNYTLFVLEMALMGFAEHRRLQDWYNPGSMGKQYFLGLEKGLAGSGNPAYPGGPFFNPLGFGKDEKSLKELKLKEVKNGRLAMLAILGYFIQGLVTGVGPYQNLLDHLADPVNNNVLTSLKFH

Entity 15 Entity 15 polymer

Description description	Chlorophyll a-b binding protein 4, chloroplastic
Molecular weight formula_weight	27760.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A4

MATVTTHASASIFRPCTSKPRFLTGSSGRLNRDLSFTSIGSSAKTSSFKVEAKKGEWLPGLASPDYLTGSLAGDNGFDPLGLAEDPENLKWFVQAELVNGRWAMLGVAGMLLPEVFTKIGIINVPEWYDAGKEQYFASSSTLFVIEFILFHYVEIRRWQDIKNPGSVNQDPIFKQYSLPKGEVGYPGGIFNPLNFAPTQEAKEKELANGRLAMLAFLGFVVQHNVTGKGPFENLLQHLSDPWHNTIVQTFN

Entity 16 Entity 16 polymer

Description description	Photosystem I chlorophyll a/b-binding protein 6, chloroplastic
Molecular weight formula_weight	29969.2 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A6

MAFAIASALTSTLTLSTSRVQNPTQRRPHVASTSSTGGRLMRERLVVVRAGKEVSSVCEPLPPDRPLWFPGSSPPEWLDGSLPGDFGFDPLGLGSDPDTLKWFAQAELIHSRWAMLAVTGIIIPECLERLGFIENFSWYDAGSREYFADSTTLFVAQMVLMGWAEGRRWADLIKPGSVDIEPKYPHKVNPKPDVGYPGGLWFDFMMWGRGSPEPVMVLRTKEIKNGRLAMLAFLGFCFQATYTSQDPIENLMAHLADPGHCNVFSAFTSH

Entity 17 Entity 17 non-polymer

Description description	CHLOROPHYLL A
Molecular weight formula_weight	893.5 kDa
Source method src_method	syn
Copy count entity_count	143

Entity 18 Entity 18 non-polymer

Description description	PHYLLOQUINONE
Molecular weight formula_weight	450.7 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 19 Entity 19 non-polymer

Description description	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE
Molecular weight formula_weight	723.0 kDa
Source method src_method	syn
Copy count entity_count	8

Entity 20 Entity 20 non-polymer

Description description	BETA-CAROTENE
Molecular weight formula_weight	536.9 kDa
Source method src_method	syn
Copy count entity_count	26

Entity 21 Entity 21 non-polymer

Description description	IRON/SULFUR CLUSTER
Molecular weight formula_weight	351.6 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 22 Entity 22 non-polymer

Description description	DODECYL-ALPHA-D-MALTOSIDE
Molecular weight formula_weight	510.6 kDa
Source method src_method	syn
Copy count entity_count	5

Entity 23 Entity 23 non-polymer

Description description	DIGALACTOSYL DIACYL GLYCEROL (DGDG)
Molecular weight formula_weight	949.3 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 24 Entity 24 non-polymer

Description description	(3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL
Molecular weight formula_weight	568.9 kDa
Source method src_method	syn
Copy count entity_count	5

Entity 25 Entity 25 non-polymer

Description description	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE
Molecular weight formula_weight	787.2 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 26 Entity 26 non-polymer

Description description	CHLOROPHYLL B
Molecular weight formula_weight	907.5 kDa
Source method src_method	syn
Copy count entity_count	11

Entity 27 Entity 27 non-polymer

Description description	;(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL ;
Molecular weight formula_weight	600.9 kDa
Source method src_method	syn
Copy count entity_count	4

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	—

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	3.25 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	136022

Left PSI in the cyclic electron transport supercomplex NDH-PSI from Arabidopsis

1. Protein Identity and Related Structures Protein Identity & Related Structures

Photosystem I P700 chlorophyll a apoprotein A1

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Photosystem I P700 chlorophyll a apoprotein A2

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Photosystem I iron-sulfur center

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Photosystem I reaction center subunit II-2, chloroplastic

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Photosystem I reaction center subunit IV A, chloroplastic

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Photosystem I reaction center subunit III, chloroplastic

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Photosystem I reaction center subunit V, chloroplastic

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Photosystem I reaction center subunit VI-2, chloroplastic

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Photosystem I reaction center subunit VIII

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Photosystem I reaction center subunit IX

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer