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9is4

Cryo-EM structure of a TEF30-associated intermediate C2S-type PSII-LHCII supercomplex from Chlamydomonas reinhardtii

Method: ELECTRON MICROSCOPY Dmax: 212.8 Å Quality: GOOD
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1. Protein Identity and Related Structures Protein Identity & Related Structures

PDZ domain-containing protein

Chlamydomonas reinhardtii

UniProt A0A2K3E6S5

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain 1； UniProt 167–325 Not recorded Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain G 68–325（258 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain G 86–325（240 aa）
Chain g 86–325（240 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain G 131–325（195 aa）
Chain g 131–325（195 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

3 other PDB entries and 3 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name A0A2K3E6S5_CHLRE
Isoform —
PDB entities 1
Chains and sequence ranges Author chain 1； PDBConstruct 1–159； UniProt 167–325

Photosystem II protein D1

OrganismNot specified

UniProt P07753

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain A； UniProt 10–344 Chain a； UniProt 10–344 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain A 1–352（352 aa）
Chain a 1–352（352 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain A 1–352（352 aa）
Chain a 1–352（352 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain A 1–352（352 aa）
Chain a 1–352（352 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain A 1–352（352 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8R2I Cryo-EM Structure of native Photosystem II assembly intermediate from Chlamydomonas reinhardtii Deposited 2023-11-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric
Chain A 11–337（327 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 BOG octyl beta-D-glucopyranoside × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 2 LMT DODECYL-BETA-D-MALTOSIDE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain A 10–338（329 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain A 11–344（334 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain A 10–335（326 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain A 10–336（327 aa）
Chain a 10–336（327 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain A 10–336（327 aa）
Chain a 10–336（327 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBA_CHLRE
Isoform —
PDB entities 2
Chains and sequence ranges Author chain A； PDBConstruct 1–335； UniProt 10–344 Author chain a； PDBConstruct 1–335； UniProt 10–344

Photosystem II CP47 reaction center protein

OrganismNot specified

UniProt P37255

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain B； UniProt 2–482 Chain b； UniProt 2–482 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain B 1–508（508 aa）
Chain b 1–508（508 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain B 1–508（508 aa）
Chain b 1–508（508 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain B 1–508（508 aa）
Chain b 1–508（508 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8R2I Cryo-EM Structure of native Photosystem II assembly intermediate from Chlamydomonas reinhardtii Deposited 2023-11-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric
Chain B 2–488（487 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 BOG octyl beta-D-glucopyranoside × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 2 LMT DODECYL-BETA-D-MALTOSIDE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain B 2–481（480 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain B 2–481（480 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain B 2–481（480 aa）
Chain b 2–481（480 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain B 2–481（480 aa）
Chain b 2–481（480 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

8 other PDB entries and 8 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBB_CHLRE
Isoform —
PDB entities 3
Chains and sequence ranges Author chain B； PDBConstruct 1–481； UniProt 2–482 Author chain b； PDBConstruct 1–481； UniProt 2–482

Photosystem II CP43 reaction center protein

OrganismNot specified

UniProt P10898

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain C； UniProt 13–461 Chain c； UniProt 13–461 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain C 1–461（461 aa）
Chain c 1–461（461 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain C 1–461（461 aa）
Chain c 1–461（461 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain C 1–461（461 aa）
Chain c 1–461（461 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain C 1–461（461 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8R2I Cryo-EM Structure of native Photosystem II assembly intermediate from Chlamydomonas reinhardtii Deposited 2023-11-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric
Chain C 21–443（423 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 BOG octyl beta-D-glucopyranoside × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 2 LMT DODECYL-BETA-D-MALTOSIDE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain C 1–461（461 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain C 13–461（449 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain C 12–461（450 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain C 12–461（450 aa）
Chain c 12–461（450 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain C 12–461（450 aa）
Chain c 12–461（450 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBC_CHLRE
Isoform —
PDB entities 4
Chains and sequence ranges Author chain C； PDBConstruct 1–449； UniProt 13–461 Author chain c； PDBConstruct 1–449； UniProt 13–461

Photosystem II D2 protein

OrganismNot specified

UniProt P06007

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain D； UniProt 2–352 Chain d； UniProt 2–352 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain D 1–352（352 aa）
Chain d 1–352（352 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain D 1–352（352 aa）
Chain d 1–352（352 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain D 1–352（352 aa）
Chain d 1–352（352 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain D 1–352（352 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8R2I Cryo-EM Structure of native Photosystem II assembly intermediate from Chlamydomonas reinhardtii Deposited 2023-11-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric
Chain D 3–352（350 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 BOG octyl beta-D-glucopyranoside × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 2 LMT DODECYL-BETA-D-MALTOSIDE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain D 1–352（352 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain D 5–352（348 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain D 4–352（349 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain D 2–352（351 aa）
Chain d 2–352（351 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain D 2–352（351 aa）
Chain d 2–352（351 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBD_CHLRE
Isoform —
PDB entities 5
Chains and sequence ranges Author chain D； PDBConstruct 1–351； UniProt 2–352 Author chain d； PDBConstruct 1–351； UniProt 2–352

Cytochrome b559 subunit alpha

OrganismNot specified

UniProt P48268

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain E； UniProt 8–82 Chain e； UniProt 8–82 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain E 1–82（82 aa）
Chain e 1–82（82 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain E 1–82（82 aa）
Chain e 1–82（82 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain E 1–82（82 aa）
Chain e 1–82（82 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain E 1–82（82 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8R2I Cryo-EM Structure of native Photosystem II assembly intermediate from Chlamydomonas reinhardtii Deposited 2023-11-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric
Chain E 7–82（76 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 BOG octyl beta-D-glucopyranoside × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 2 LMT DODECYL-BETA-D-MALTOSIDE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain E 1–82（82 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain E 8–82（75 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain E 8–82（75 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain E 8–82（75 aa）
Chain e 8–82（75 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain E 8–81（74 aa）
Chain e 8–81（74 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBE_CHLRE
Isoform —
PDB entities 6
Chains and sequence ranges Author chain E； PDBConstruct 1–75； UniProt 8–82 Author chain e； PDBConstruct 1–75； UniProt 8–82

Cytochrome b559 subunit beta

OrganismNot specified

UniProt Q08363

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain F； UniProt 14–44 Chain f； UniProt 14–44 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain F 1–44（44 aa）
Chain f 1–44（44 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain F 1–44（44 aa）
Chain f 1–44（44 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain F 1–44（44 aa）
Chain f 1–44（44 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain F 1–44（44 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8R2I Cryo-EM Structure of native Photosystem II assembly intermediate from Chlamydomonas reinhardtii Deposited 2023-11-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric
Chain F 12–44（33 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 BOG octyl beta-D-glucopyranoside × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 2 LMT DODECYL-BETA-D-MALTOSIDE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain F 1–44（44 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain F 14–44（31 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain F 14–44（31 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain F 14–44（31 aa）
Chain f 14–44（31 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain F 14–44（31 aa）
Chain f 14–44（31 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBF_CHLRE
Isoform —
PDB entities 7
Chains and sequence ranges Author chain F； PDBConstruct 1–31； UniProt 14–44 Author chain f； PDBConstruct 1–31； UniProt 14–44

Chlorophyll a-b binding protein, chloroplastic

OrganismNot specified

UniProt Q93WE0

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain G； UniProt 31–249 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain G 1–249（249 aa）
Chain g 1–249（249 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain 4 1–249（249 aa）
Chain G 1–249（249 aa）
Chain g 1–249（249 aa）
Chain q 1–249（249 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
7DZ7 State transition supercomplex PSI-LHCI-LHCII from double phosphatase mutant pph1;pbcp of green alga Chlamydomonas reinhardtii Deposited 2021-01-23 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 29 PDB declaration: 29-meric
Chain W 1–249（249 aa）
Chain X 1–249（249 aa）
Not recorded CLA CHLOROPHYLL A × 298 PQN PHYLLOQUINONE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 27 BCR BETA-CAROTENE × 40 SF4 IRON/SULFUR CLUSTER × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 7 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 11 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 22 XAT (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 × 16 NEX (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 × 8 CHL CHLOROPHYLL B × 36 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.84 Å
7DZ8 State transition supercomplex PSI-LHCI-LHCII from the LhcbM1 lacking mutant of Chlamydomonas reinhardtii Deposited 2021-01-23 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 29 PDB declaration: 29-meric
Chain W 1–249（249 aa）
Chain X 1–249（249 aa）
Not recorded CLA CHLOROPHYLL A × 298 PQN PHYLLOQUINONE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 27 BCR BETA-CAROTENE × 40 SF4 IRON/SULFUR CLUSTER × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 7 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 11 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 22 XAT (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 × 16 NEX (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 × 8 CHL CHLOROPHYLL B × 36 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.16 Å
7E0H LHCII-1 in the state transition supercomplex PSI-LHCI-LHCII from the LhcbM1 lacking mutant of Chlamydomonas reinhardtii Deposited 2021-01-28 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain X 1–249（249 aa）
Not recorded CHL CHLOROPHYLL B × 18 CLA CHLOROPHYLL A × 24 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 6 XAT (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 × 3 NEX (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 × 3 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.75 Å
7E0I LHCII-2 in the state transition supercomplex PSI-LHCI-LHCII from the LhcbM1 lacking mutant of Chlamydomonas reinhardti Deposited 2021-01-28 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain W 1–249（249 aa）
Not recorded CHL CHLOROPHYLL B × 18 CLA CHLOROPHYLL A × 24 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 6 XAT (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 × 3 NEX (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 × 3 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.53 Å
7E0J LHCII-1 in the state transition supercomplex PSI-LHCI-LHCII from the double phosphatase mutant pph1;pbcp of Chlamydomonas reinhardti. Deposited 2021-01-28 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain X 1–249（249 aa）
Not recorded CHL CHLOROPHYLL B × 17 CLA CHLOROPHYLL A × 24 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 6 XAT (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 × 3 NEX (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 × 3 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.13 Å
7E0K LHCII-2 in the state transition supercomplex PSI-LHCI-LHCII from the double phosphatase mutant pph1;pbcp of Chlamydomonas reinhardti. Deposited 2021-01-28 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain W 1–249（249 aa）
Not recorded CHL CHLOROPHYLL B × 18 CLA CHLOROPHYLL A × 24 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 6 XAT (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 × 3 NEX (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 × 3 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.09 Å

8 other PDB entries and 8 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name Q93WE0_CHLRE
Isoform —
PDB entities 8
Chains and sequence ranges Author chain G； PDBConstruct 1–219； UniProt 31–249

Photosystem II reaction center protein H

OrganismNot specified

UniProt P22666

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain H； UniProt 18–86 Chain h； UniProt 18–86 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain H 1–88（88 aa）
Chain h 1–88（88 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain H 1–88（88 aa）
Chain h 1–88（88 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain H 1–88（88 aa）
Chain h 1–88（88 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain H 1–88（88 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8R2I Cryo-EM Structure of native Photosystem II assembly intermediate from Chlamydomonas reinhardtii Deposited 2023-11-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric
Chain H 19–83（65 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 BOG octyl beta-D-glucopyranoside × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 2 LMT DODECYL-BETA-D-MALTOSIDE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain H 1–88（88 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain H 20–85（66 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain H 17–86（70 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain H 17–85（69 aa）
Chain h 17–85（69 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain H 17–87（71 aa）
Chain h 17–87（71 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBH_CHLRE
Isoform —
PDB entities 9
Chains and sequence ranges Author chain H； PDBConstruct 1–69； UniProt 18–86 Author chain h； PDBConstruct 1–69； UniProt 18–86

Photosystem II reaction center protein I

OrganismNot specified

UniProt P59763

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain I； UniProt 1–35 Chain i； UniProt 1–35 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain I 1–37（37 aa）
Chain i 1–37（37 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain I 1–37（37 aa）
Chain i 1–37（37 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain I 1–37（37 aa）
Chain i 1–37（37 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain I 1–37（37 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8R2I Cryo-EM Structure of native Photosystem II assembly intermediate from Chlamydomonas reinhardtii Deposited 2023-11-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric
Chain I 1–28（28 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 BOG octyl beta-D-glucopyranoside × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 2 LMT DODECYL-BETA-D-MALTOSIDE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain I 1–37（37 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain I 1–34（34 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain I 1–34（34 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain I 1–34（34 aa）
Chain i 1–34（34 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain I 1–34（34 aa）
Chain i 1–34（34 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBI_CHLRE
Isoform —
PDB entities 10
Chains and sequence ranges Author chain I； PDBConstruct 1–35； UniProt 1–35 Author chain i； PDBConstruct 1–35； UniProt 1–35

Photosystem II reaction center protein K

OrganismNot specified

UniProt P18263

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain K； UniProt 10–46 Chain k； UniProt 10–46 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain K 1–46（46 aa）
Chain k 1–46（46 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain K 1–46（46 aa）
Chain k 1–46（46 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain K 1–46（46 aa）
Chain k 1–46（46 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain K 1–46（46 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8R2I Cryo-EM Structure of native Photosystem II assembly intermediate from Chlamydomonas reinhardtii Deposited 2023-11-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric
Chain K 10–46（37 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 BOG octyl beta-D-glucopyranoside × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 2 LMT DODECYL-BETA-D-MALTOSIDE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain K 1–46（46 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain K 10–46（37 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain K 10–46（37 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain K 10–46（37 aa）
Chain k 10–46（37 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain K 10–46（37 aa）
Chain k 10–46（37 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBK_CHLRE
Isoform —
PDB entities 11
Chains and sequence ranges Author chain K； PDBConstruct 1–37； UniProt 10–46 Author chain k； PDBConstruct 1–37； UniProt 10–46

Photosystem II reaction center protein L

OrganismNot specified

UniProt P32974

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain L； UniProt 2–38 Chain l； UniProt 2–38 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain L 1–38（38 aa）
Chain l 1–38（38 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain L 1–38（38 aa）
Chain l 1–38（38 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain L 1–38（38 aa）
Chain l 1–38（38 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain L 1–38（38 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain L 1–38（38 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain L 4–38（35 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain L 1–38（38 aa）
Chain l 1–38（38 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain L 1–38（38 aa）
Chain l 1–38（38 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

8 other PDB entries and 8 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBL_CHLRE
Isoform —
PDB entities 12
Chains and sequence ranges Author chain L； PDBConstruct 1–37； UniProt 2–38 Author chain l； PDBConstruct 1–37； UniProt 2–38

Photosystem II reaction center protein M

OrganismNot specified

UniProt P92277

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain M； UniProt 3–33 Chain m； UniProt 3–33 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain M 1–34（34 aa）
Chain m 1–34（34 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain M 1–34（34 aa）
Chain m 1–34（34 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain M 1–34（34 aa）
Chain m 1–34（34 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain M 1–34（34 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain M 1–34（34 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain M 3–31（29 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain M 4–30（27 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain M 4–30（27 aa）
Chain m 4–30（27 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain M 4–30（27 aa）
Chain m 4–30（27 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

9 other PDB entries and 9 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBM_CHLRE
Isoform —
PDB entities 13
Chains and sequence ranges Author chain M； PDBConstruct 1–31； UniProt 3–33 Author chain m； PDBConstruct 1–31； UniProt 3–33

Chlorophyll a-b binding protein, chloroplastic

OrganismNot specified

UniProt Q93WL4

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain N； UniProt 39–257 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain N 1–257（257 aa）
Chain n 1–257（257 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain 2 1–257（257 aa）
Chain 3 1–257（257 aa）
Chain 5 1–257（257 aa）
Chain 8 1–257（257 aa）
Chain 9 1–257（257 aa）
Chain N 1–257（257 aa）
Chain n 1–257（257 aa）
Chain p 1–257（257 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain 1 1–257（257 aa）
Chain 2 1–257（257 aa）
Chain 3 1–257（257 aa）
Chain 4 1–257（257 aa）
Chain 5 1–257（257 aa）
Chain 6 1–257（257 aa）
Chain G 1–257（257 aa）
Chain N 1–257（257 aa）
Chain P 1–257（257 aa）
Chain Q 1–257（257 aa）
Chain U 1–257（257 aa）
Chain V 1–257（257 aa）
Chain g 1–257（257 aa）
Chain n 1–257（257 aa）
Chain p 1–257（257 aa）
Chain q 1–257（257 aa）
Chain u 1–257（257 aa）
Chain v 1–257（257 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
7D0J Photosystem I-LHCI-LHCII of Chlamydomonas reinhardtii Deposited 2020-09-10 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 29 PDB declaration: 29-meric
Chain P 38–256（219 aa）
Chain Q 38–256（219 aa）
Chain R 38–256（219 aa）
Chain T 38–256（219 aa）
Chain U 38–256（219 aa）
Not recorded CLA CHLOROPHYLL A × 276 PQN PHYLLOQUINONE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 20 BCR BETA-CAROTENE × 37 SF4 IRON/SULFUR CLUSTER × 3 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 2 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 CHL CHLOROPHYLL B × 56 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 34 XAT (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 × 6 NEX (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 × 6 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.42 Å
7DZ7 State transition supercomplex PSI-LHCI-LHCII from double phosphatase mutant pph1;pbcp of green alga Chlamydomonas reinhardtii Deposited 2021-01-23 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 29 PDB declaration: 29-meric
Chain U 1–257（257 aa）
Chain Y 1–257（257 aa）
Not recorded CLA CHLOROPHYLL A × 298 PQN PHYLLOQUINONE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 27 BCR BETA-CAROTENE × 40 SF4 IRON/SULFUR CLUSTER × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 7 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 11 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 22 XAT (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 × 16 NEX (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 × 8 CHL CHLOROPHYLL B × 36 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.84 Å
7DZ8 State transition supercomplex PSI-LHCI-LHCII from the LhcbM1 lacking mutant of Chlamydomonas reinhardtii Deposited 2021-01-23 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 29 PDB declaration: 29-meric
Chain U 1–257（257 aa）
Chain Y 1–257（257 aa）
Chain Z 1–257（257 aa）
Not recorded CLA CHLOROPHYLL A × 298 PQN PHYLLOQUINONE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 27 BCR BETA-CAROTENE × 40 SF4 IRON/SULFUR CLUSTER × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 7 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 11 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 22 XAT (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 × 16 NEX (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 × 8 CHL CHLOROPHYLL B × 36 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.16 Å
7E0H LHCII-1 in the state transition supercomplex PSI-LHCI-LHCII from the LhcbM1 lacking mutant of Chlamydomonas reinhardtii Deposited 2021-01-28 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain Y 1–257（257 aa）
Chain Z 1–257（257 aa）
Not recorded CHL CHLOROPHYLL B × 18 CLA CHLOROPHYLL A × 24 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 6 XAT (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 × 3 NEX (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 × 3 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.75 Å
7E0I LHCII-2 in the state transition supercomplex PSI-LHCI-LHCII from the LhcbM1 lacking mutant of Chlamydomonas reinhardti Deposited 2021-01-28 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain U 1–257（257 aa）
Not recorded CHL CHLOROPHYLL B × 18 CLA CHLOROPHYLL A × 24 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 6 XAT (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 × 3 NEX (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 × 3 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.53 Å
7E0J LHCII-1 in the state transition supercomplex PSI-LHCI-LHCII from the double phosphatase mutant pph1;pbcp of Chlamydomonas reinhardti. Deposited 2021-01-28 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain Y 1–257（257 aa）
Not recorded CHL CHLOROPHYLL B × 17 CLA CHLOROPHYLL A × 24 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 6 XAT (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 × 3 NEX (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 × 3 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.13 Å
7E0K LHCII-2 in the state transition supercomplex PSI-LHCI-LHCII from the double phosphatase mutant pph1;pbcp of Chlamydomonas reinhardti. Deposited 2021-01-28 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain U 1–257（257 aa）
Not recorded CHL CHLOROPHYLL B × 18 CLA CHLOROPHYLL A × 24 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 6 XAT (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 × 3 NEX (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 × 3 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.09 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name Q93WL4_CHLRE
Isoform —
PDB entities 14
Chains and sequence ranges Author chain N； PDBConstruct 1–219； UniProt 39–257

Oxygen-evolving enhancer protein 1, chloroplastic

OrganismNot specified

UniProt P12853

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain O； UniProt 52–291 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain O 1–291（291 aa）
Chain o 1–291（291 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain O 1–291（291 aa）
Chain o 1–291（291 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain O 52–291（240 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å

3 other PDB entries and 3 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBO_CHLRE
Isoform —
PDB entities 15
Chains and sequence ranges Author chain O； PDBConstruct 1–240； UniProt 52–291

Chlorophyll a-b binding protein, chloroplastic

OrganismNot specified

UniProt Q9FEK6

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain S； UniProt 34–283 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain S 1–289（289 aa）
Chain s 1–289（289 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain S 1–289（289 aa）
Chain s 1–289（289 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain S 1–289（289 aa）
Chain s 1–289（289 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å

3 other PDB entries and 3 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name Q9FEK6_CHLRE
Isoform —
PDB entities 16
Chains and sequence ranges Author chain S； PDBConstruct 1–250； UniProt 34–283

Photosystem II reaction center protein T

OrganismNot specified

UniProt P37256

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain T； UniProt 1–30 Chain t； UniProt 1–30 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain T 1–31（31 aa）
Chain t 1–31（31 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain T 1–31（31 aa）
Chain t 1–31（31 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain T 1–31（31 aa）
Chain t 1–31（31 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain T 1–31（31 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain T 1–31（31 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain T 1–30（30 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain T 1–24（24 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain T 1–31（31 aa）
Chain t 1–31（31 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain T 1–28（28 aa）
Chain t 1–28（28 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

9 other PDB entries and 9 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBT_CHLRE
Isoform —
PDB entities 17
Chains and sequence ranges Author chain T； PDBConstruct 1–30； UniProt 1–30 Author chain t； PDBConstruct 1–30； UniProt 1–30

Photosystem II reaction center protein Psb30

OrganismNot specified

UniProt P50370

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain V； UniProt 2–33 Chain v； UniProt 2–33 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain V 1–33（33 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8R2I Cryo-EM Structure of native Photosystem II assembly intermediate from Chlamydomonas reinhardtii Deposited 2023-11-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 11 PDB declaration: undecameric
Chain 1 1–32（32 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 BOG octyl beta-D-glucopyranoside × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 2 LMT DODECYL-BETA-D-MALTOSIDE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain V 1–33（33 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain V 2–33（32 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain V 2–33（32 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain V 3–33（31 aa）
Chain v 3–33（31 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain V 3–33（31 aa）
Chain v 3–33（31 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

7 other PDB entries and 7 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSB30_CHLRE
Isoform —
PDB entities 18
Chains and sequence ranges Author chain V； PDBConstruct 1–32； UniProt 2–33 Author chain v； PDBConstruct 1–32； UniProt 2–33

Photosystem II reaction center W protein, chloroplastic

OrganismNot specified

UniProt Q9SPI9

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain W； UniProt 60–115 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain W 1–115（115 aa）
Chain w 1–115（115 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain W 1–115（115 aa）
Chain w 1–115（115 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain W 1–115（115 aa）
Chain w 1–115（115 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain W 60–103（44 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain W 79–97（19 aa）
Chain w 79–97（19 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å

5 other PDB entries and 5 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBW_CHLRE
Isoform —
PDB entities 19
Chains and sequence ranges Author chain W； PDBConstruct 1–56； UniProt 60–115

Chloroplast photosystem II subunit X

OrganismNot specified

UniProt A8I846

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain X； UniProt 64–95 Chain x； UniProt 64–95 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain X 1–101（101 aa）
Chain x 1–101（101 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain X 1–101（101 aa）
Chain x 1–101（101 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain X 1–101（101 aa）
Chain x 1–101（101 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain X 1–101（101 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain X 1–101（101 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain X 65–96（32 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain X 64–95（32 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain X 64–95（32 aa）
Chain x 64–95（32 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain X 64–95（32 aa）
Chain x 64–95（32 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

9 other PDB entries and 9 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name A8I846_CHLRE
Isoform —
PDB entities 20
Chains and sequence ranges Author chain X； PDBConstruct 1–32； UniProt 64–95 Author chain x； PDBConstruct 1–32； UniProt 64–95

Chlorophyll a-b binding protein, chloroplastic

OrganismNot specified

UniProt Q93VE0

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain Y； UniProt 37–256 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Photosystem II reaction center protein Z × 2 （P92276） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain Y 1–256（256 aa）
Chain y 1–256（256 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain 0 1–256（256 aa）
Chain 1 1–256（256 aa）
Chain 6 1–256（256 aa）
Chain 7 1–256（256 aa）
Chain Y 1–256（256 aa）
Chain y 1–256（256 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
7DZ7 State transition supercomplex PSI-LHCI-LHCII from double phosphatase mutant pph1;pbcp of green alga Chlamydomonas reinhardtii Deposited 2021-01-23 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 29 PDB declaration: 29-meric
Chain Z 1–256（256 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) CLA CHLOROPHYLL A × 298 PQN PHYLLOQUINONE × 2 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 27 BCR BETA-CAROTENE × 40 SF4 IRON/SULFUR CLUSTER × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 7 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 11 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 1 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 22 XAT (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 × 16 NEX (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 × 8 CHL CHLOROPHYLL B × 36 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.84 Å
7E0J LHCII-1 in the state transition supercomplex PSI-LHCI-LHCII from the double phosphatase mutant pph1;pbcp of Chlamydomonas reinhardti. Deposited 2021-01-28 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain Z 1–256（256 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) CHL CHLOROPHYLL B × 17 CLA CHLOROPHYLL A × 24 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 6 XAT (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 × 3 NEX (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 × 3 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.13 Å

4 other PDB entries and 4 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name Q93VE0_CHLRE
Isoform —
PDB entities 21
Chains and sequence ranges Author chain Y； PDBConstruct 1–220； UniProt 37–256

Photosystem II reaction center protein Z

OrganismNot specified

UniProt P92276

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain Z； UniProt 1–61 Chain z； UniProt 1–61 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Chlorophyll a-b binding protein CP29 × 1 （Q93WD2） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain Z 1–62（62 aa）
Chain z 1–62（62 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain Z 1–62（62 aa）
Chain z 1–62（62 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain Z 1–62（62 aa）
Chain z 1–62（62 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å
8KDE Cryo-EM structure of an intermediate-state complex during the process of photosystem II repair Deposited 2023-08-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 18 PDB declaration: octadecameric
Chain Z 1–62（62 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 10 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 BCT BICARBONATE ION × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
8ZEE Cryo-EM structure of an intermediate-state PSII-PRF2' complex during the process of photosystem II repair Deposited 2024-05-06 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric
Chain Z 1–62（62 aa）
Not recorded CLA CHLOROPHYLL A × 35 BCR BETA-CAROTENE × 10 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 6 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 8 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 PHO PHEOPHYTIN A × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 VTQ RRR-ALPHA-TOCOPHERYLQUINONE × 1 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 FE2 FE (II) ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
9HEI Universal Photosystem II Intermediate with Light-Dependent Water-Ferrocyanide Oxydo-reductase activity from Chlamydomonas reinhardtii Deposited 2024-11-14 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric
Chain Z 1–61（61 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 1 FE2 FE (II) ION × 1 CL CHLORIDE ION × 2 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 8 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 4 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.92 Å
9IIU Cryo-EM structure of an TEF30-associated intermediate PSII core complex from Chlamydomonas reinhardtii Deposited 2024-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 17 PDB declaration: 17-meric
Chain Z 1–61（61 aa）
Not recorded FE2 FE (II) ION × 1 CLA CHLOROPHYLL A × 35 PHO PHEOPHYTIN A × 2 BCR BETA-CAROTENE × 10 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 1 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 5 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 6 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 3 LMU DODECYL-ALPHA-D-MALTOSIDE × 1 BCT BICARBONATE ION × 1 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.98 Å
9IMN Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type I, from Chlamydomonas reinhardtii Deposited 2024-07-03 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric
Chain Z 1–61（61 aa）
Chain z 1–61（61 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9IOX Cryo-EM structure of a TEF30-associated intermediate PSII core dimer complex, type II, from Chlamydomonas reinhardtii Deposited 2024-07-09 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 32 PDB declaration: 32-meric
Chain Z 1–61（61 aa）
Chain z 1–61（61 aa）
Not recorded FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 70 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 14 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 6 LMU DODECYL-ALPHA-D-MALTOSIDE × 2 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å

9 other PDB entries and 9 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSBZ_CHLRE
Isoform —
PDB entities 22
Chains and sequence ranges Author chain Z； PDBConstruct 1–61； UniProt 1–61 Author chain z； PDBConstruct 1–61； UniProt 1–61

Chlorophyll a-b binding protein CP29

OrganismNot specified

UniProt Q93WD2

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 38 PDB declaration: 38-meric（38） Consistent with protein copy count Chain r； UniProt 59–259 Not recorded PDZ domain-containing protein × 1 （A0A2K3E6S5） Photosystem II protein D1 × 2 （P07753） Photosystem II CP47 reaction center protein × 2 （P37255） Photosystem II CP43 reaction center protein × 2 （P10898） Photosystem II D2 protein × 2 （P06007） Cytochrome b559 subunit alpha × 2 （P48268） Cytochrome b559 subunit beta × 2 （Q08363） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WE0） Photosystem II reaction center protein H × 2 （P22666） Photosystem II reaction center protein I × 2 （P59763） Photosystem II reaction center protein K × 2 （P18263） Photosystem II reaction center protein L × 2 （P32974） Photosystem II reaction center protein M × 2 （P92277） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93WL4） Oxygen-evolving enhancer protein 1, chloroplastic × 1 （P12853） Chlorophyll a-b binding protein, chloroplastic × 1 （Q9FEK6） Photosystem II reaction center protein T × 2 （P37256） Photosystem II reaction center protein Psb30 × 2 （P50370） Photosystem II reaction center W protein, chloroplastic × 1 （Q9SPI9） Chloroplast photosystem II subunit X × 2 （A8I846） Chlorophyll a-b binding protein, chloroplastic × 1 （Q93VE0） Photosystem II reaction center protein Z × 2 （P92276） FE2 FE (II) ION × 2 CLA CHLOROPHYLL A × 109 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 3 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 15 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 8 LMU DODECYL-ALPHA-D-MALTOSIDE × 4 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 CHL CHLOROPHYLL B × 25 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 8 NEX (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 × 5 XAT (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 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 2.90 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9IS4 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
6KAC Cryo-EM structure of the C2S2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 56 PDB declaration: 56-meric
Chain R 1–280（280 aa）
Chain r 1–280（280 aa）
Not recorded OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 CLA CHLOROPHYLL A × 148 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 10 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 18 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 LMU DODECYL-ALPHA-D-MALTOSIDE × 6 CHL CHLOROPHYLL B × 50 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 16 XAT (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 × 8 NEX (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 × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
6KAD Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas reihardtii Deposited 2019-06-21 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain R 1–280（280 aa）
Chain r 1–280（280 aa）
Not recorded CHL CHLOROPHYLL B × 122 CLA CHLOROPHYLL A × 254 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 42 XAT (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 × 20 NEX (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 × 22 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 32 OEX CA-MN4-O5 CLUSTER × 2 FE2 FE (II) ION × 2 CL CHLORIDE ION × 2 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 20 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 BCT BICARBONATE ION × 2 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 2 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
6KAF C2S2M2N2-type PSII-LHCII Deposited 2019-06-22 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 58 PDB declaration: 58-meric
Chain R 1–280（280 aa）
Chain r 1–280（280 aa）
Not recorded CLA CHLOROPHYLL A × 252 LUT (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL × 30 XAT (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 × 20 LHG 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE × 40 CHL CHLOROPHYLL B × 122 NEX (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 × 16 FE2 FE (II) ION × 2 CL CHLORIDE ION × 4 PHO PHEOPHYTIN A × 4 BCR BETA-CAROTENE × 22 SQD 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL × 8 PL9 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE × 4 LMG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE × 14 BCT BICARBONATE ION × 2 DGD DIGALACTOSYL DIACYL GLYCEROL (DGDG) × 10 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.73 Å

3 other PDB entries and 3 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CB29_CHLRE
Isoform —
PDB entities 23
Chains and sequence ranges Author chain r； PDBConstruct 1–201； UniProt 59–259

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.

SAXS scattering curve SAXS Profile

SAXS profile for 9is4

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9is4
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9is4
Deposition date deposition_date2024-07-16
Structure title titleCryo-EM structure of a TEF30-associated intermediate C2S-type PSII-LHCII supercomplex from Chlamydomonas reinhardtii
Keywords keywordsphotosystem II, PSII repair, PSII assembly, PSII intermediate, TEF30, C2S, supercomplex, PHOTOSYNTHESIS; PHOTOSYNTHESIS
Experimental Method methodELECTRON MICROSCOPY
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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier66.94 Å
Radius of gyration Rg (electron density) rg_electron66.81 Å
Forward intensity I(0) i05424930000.00
Molecular weight molecular_weight774730.0 kDa
Excluded volume excluded_volume1025300 ų
Envelope volume envelope_volume1321700 ų
Hydration-shell volume shell_volume162310 ų
Envelope diameter envelope_diameter244.3 Å
Shell Rg shell_rg68.83 Å
Envelope Rg envelope_rg66.39 Å
Shape Rg shape_rg66.85 Å
Total Rg total_rg66.68 Å
Total atoms total_atoms55146
Residues n_residues5569
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 Å−1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3
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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax212.8 Å
Rg (real space) rg_real66.98 Å
Rg uncertainty (real space) rg_real_error1.45 Å
I(0) (real space) i0_real5.4240e+09
I(0) uncertainty (real space) i0_real_error9.7240e+07
Rg (reciprocal space) rg_reciprocal66.61 Å
I(0) (reciprocal space) i0_reciprocal5421000000.0000
Solution quality estimate total_estimate0.8439
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary74.0 Å
Skewness Skewness skewness0.455
Kurtosis Kurtosis kurtosis-0.179
Angular range angular_range— – 0.1150 Å−1
Current regularization parameter α current_alpha0.0020
Highest regularization parameter α highest_alpha702300000.0000
Real-space data points n_real_points24
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.910; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.990; Smooth: 0.246
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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (39)

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