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- EMDB-21690: Cryo-EM structure of apo-Photosystem II from Synechocystis sp. PC... -
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Open data
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Basic information
Entry | Database: EMDB / ID: EMD-21690 | |||||||||
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Title | Cryo-EM structure of apo-Photosystem II from Synechocystis sp. PCC 6803 | |||||||||
![]() | apo-photosystem II | |||||||||
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![]() | Photosystem / oxidoreductase / water-splitting / photoactivation / PHOTOSYNTHESIS | |||||||||
Function / homology | ![]() plasma membrane-derived thylakoid photosystem II / oxygen evolving activity / photosystem II reaction center / photosystem II / oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor / photosynthetic electron transport chain / response to herbicide / photosystem II / photosynthetic electron transport in photosystem II / chlorophyll binding ...plasma membrane-derived thylakoid photosystem II / oxygen evolving activity / photosystem II reaction center / photosystem II / oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor / photosynthetic electron transport chain / response to herbicide / photosystem II / photosynthetic electron transport in photosystem II / chlorophyll binding / plasma membrane-derived thylakoid membrane / phosphate ion binding / photosynthesis, light reaction / : / photosynthesis / electron transfer activity / protein stabilization / iron ion binding / heme binding / identical protein binding / metal ion binding Similarity search - Function | |||||||||
Biological species | ![]() ![]() | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 2.58 Å | |||||||||
![]() | Gisriel CJ | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Cryo-EM Structure of Monomeric Photosystem II from Synechocystis sp. PCC 6803 Lacking the Water-Oxidation Complex Authors: Gisriel CJ / Zhou K / Huang H / Debus RJ / Xiong Y / Brudvig GW | |||||||||
History |
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Structure visualization
Movie |
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Structure viewer | EM map: ![]() ![]() ![]() |
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 59.9 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 28.8 KB 28.8 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 9.1 KB | Display | ![]() |
Images | ![]() | 22.4 KB | ||
Filedesc metadata | ![]() | 7.8 KB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 669 KB | Display | ![]() |
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Full document | ![]() | 668.6 KB | Display | |
Data in XML | ![]() | 10.7 KB | Display | |
Data in CIF | ![]() | 14.1 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 6wj6MC M: atomic model generated by this map C: citing same article ( |
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Similar structure data |
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Links
EMDB pages | ![]() ![]() |
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Related items in Molecule of the Month |
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Map
File | ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Annotation | apo-photosystem II | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.18125 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
CCP4 map header:
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-Supplemental data
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Sample components
+Entire : apo-Photosystem II
+Supramolecule #1: apo-Photosystem II
+Macromolecule #1: Photosystem II protein D1 2
+Macromolecule #2: Photosystem II CP47 reaction center protein
+Macromolecule #3: Photosystem II CP43 reaction center protein
+Macromolecule #4: Photosystem II D2 protein
+Macromolecule #5: Cytochrome b559 subunit alpha
+Macromolecule #6: Cytochrome b559 subunit beta
+Macromolecule #7: Photosystem II reaction center protein H
+Macromolecule #8: Photosystem II reaction center protein I
+Macromolecule #9: Photosystem II reaction center protein K
+Macromolecule #10: Photosystem II reaction center protein L
+Macromolecule #11: Photosystem II reaction center protein M
+Macromolecule #12: Photosystem II reaction center protein T
+Macromolecule #13: Photosystem II reaction center X protein
+Macromolecule #14: FE (II) ION
+Macromolecule #15: CHLOROPHYLL A
+Macromolecule #16: PHEOPHYTIN A
+Macromolecule #17: BETA-CAROTENE
+Macromolecule #18: 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL
+Macromolecule #19: 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,...
+Macromolecule #20: 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE
+Macromolecule #21: DODECYL-BETA-D-MALTOSIDE
+Macromolecule #22: DIGALACTOSYL DIACYL GLYCEROL (DGDG)
+Macromolecule #23: CHLORIDE ION
+Macromolecule #24: BICARBONATE ION
+Macromolecule #25: 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE
+Macromolecule #26: PROTOPORPHYRIN IX CONTAINING FE
+Macromolecule #27: N-FORMYLMETHIONINE
+Macromolecule #28: water
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Concentration | 0.025 mg/mL |
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Buffer | pH: 7 Details: 10 mM HEPES pH 7.0 100 mM NaCl 0.03% beta-dodecylmaltoside |
Grid | Model: C-flat-2/1 / Material: COPPER / Mesh: 300 / Support film - Material: CARBON / Support film - topology: HOLEY / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 30 sec. |
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 298 K / Instrument: FEI VITROBOT MARK IV |
Details | Monodisperse single particles |
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Electron microscopy
Microscope | FEI TITAN KRIOS |
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Image recording | Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Average electron dose: 48.07 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |