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- PDB-8cmo: Cryo-EM structure of the Photosystem I - LHCI supercomplex from C... -
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Open data
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Basic information
Entry | Database: PDB / ID: 8cmo | ||||||
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Title | Cryo-EM structure of the Photosystem I - LHCI supercomplex from Coelastrella sp. | ||||||
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![]() | PHOTOSYNTHESIS / Green alga / PSI / Coelastrella / membrane protein / Cryo-EM | ||||||
Function / homology | ![]() 1,2-DIACYL-GLYCEROL-3-SN-PHOSPHATE / BETA-CAROTENE / Chem-C7Z / CHLOROPHYLL B / CHLOROPHYLL A ISOMER / CHLOROPHYLL A / LAURIC ACID / DIACYL GLYCEROL / DIGALACTOSYL DIACYL GLYCEROL (DGDG) / 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE ...1,2-DIACYL-GLYCEROL-3-SN-PHOSPHATE / BETA-CAROTENE / Chem-C7Z / CHLOROPHYLL B / CHLOROPHYLL A ISOMER / CHLOROPHYLL A / LAURIC ACID / DIACYL GLYCEROL / DIGALACTOSYL DIACYL GLYCEROL (DGDG) / 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE / 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE / Chem-LPX / Chem-LUT / Chem-NKP / OCTANOIC ACID (CAPRYLIC ACID) / PHYLLOQUINONE / (3R)-beta,beta-caroten-3-ol / IRON/SULFUR CLUSTER / SPHINGOSINE / Chem-SQD / Phosphatidylinositol Similarity search - Component | ||||||
Biological species | ![]() | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 2.81 Å | ||||||
![]() | Fadeeva, M. / Klaiman, D. / Nelson, N. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Cryo-EM structure of the Photosystem I - LHCI supercomplex from Coelastrella sp. Authors: Fadeeva, M. / Klaiman, D. / Nelson, N. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 1.1 MB | Display | ![]() |
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PDB format | ![]() | 993.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 15.2 MB | Display | ![]() |
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Full document | ![]() | 16.6 MB | Display | |
Data in XML | ![]() | 383.5 KB | Display | |
Data in CIF | ![]() | 445.4 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 16732MC M: map data used to model this data C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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1 |
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Components
-Photosystem I P700 chlorophyll a apoprotein ... , 2 types, 2 molecules AB
#1: Protein | Mass: 82115.883 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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#2: Protein | Mass: 81680.602 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Photosystem I subunit ... , 2 types, 2 molecules CJ
#3: Protein | Mass: 8780.170 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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#9: Protein/peptide | Mass: 4508.280 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Photosystem I reaction center subunit ... , 6 types, 6 molecules DEFGIK
#4: Protein | Mass: 16034.349 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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#5: Protein | Mass: 6850.657 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
#6: Protein | Mass: 17949.680 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
#7: Protein | Mass: 9806.025 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
#8: Protein/peptide | Mass: 4352.075 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
#10: Protein | Mass: 8794.090 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
-Protein , 1 types, 1 molecules L
#11: Protein | Mass: 12735.546 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() |
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-Light-harvesting protein of photosystem I ... , 9 types, 10 molecules 1Z37845692
#12: Protein | Mass: 20671.430 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() #13: Protein | | Mass: 23971.211 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() #14: Protein | | Mass: 24091.938 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() #15: Protein | | Mass: 22796.273 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() #16: Protein | | Mass: 22609.793 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() #17: Protein | | Mass: 24988.355 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() #18: Protein | | Mass: 24911.811 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() #19: Protein | | Mass: 20119.057 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() #20: Protein | | Mass: 7528.819 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Details: partial / Source: (natural) ![]() |
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-Sugars , 2 types, 8 molecules ![](data/chem/img/DGD.gif)
![](data/chem/img/LMT.gif)
![](data/chem/img/LMT.gif)
#31: Sugar | #33: Sugar | ChemComp-LMT / |
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+Non-polymers , 22 types, 392 molecules ![](data/chem/img/CL0.gif)
![](data/chem/img/CLA.gif)
![](data/chem/img/PQN.gif)
![](data/chem/img/BCR.gif)
![](data/chem/img/LHG.gif)
![](data/chem/img/NKP.gif)
![](data/chem/img/DGA.gif)
![](data/chem/img/OCA.gif)
![](data/chem/img/SF4.gif)
![](data/chem/img/CA.gif)
![](data/chem/img/RRX.gif)
![](data/chem/img/LMG.gif)
![](data/chem/img/T7X.gif)
![](data/chem/img/C7Z.gif)
![](data/chem/img/DAO.gif)
![](data/chem/img/LUT.gif)
![](data/chem/img/CHL.gif)
![](data/chem/img/SQD.gif)
![](data/chem/img/3PH.gif)
![](data/chem/img/SPH.gif)
![](data/chem/img/LPX.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/CLA.gif)
![](data/chem/img/PQN.gif)
![](data/chem/img/BCR.gif)
![](data/chem/img/LHG.gif)
![](data/chem/img/NKP.gif)
![](data/chem/img/DGA.gif)
![](data/chem/img/OCA.gif)
![](data/chem/img/SF4.gif)
![](data/chem/img/CA.gif)
![](data/chem/img/RRX.gif)
![](data/chem/img/LMG.gif)
![](data/chem/img/T7X.gif)
![](data/chem/img/C7Z.gif)
![](data/chem/img/DAO.gif)
![](data/chem/img/LUT.gif)
![](data/chem/img/CHL.gif)
![](data/chem/img/SQD.gif)
![](data/chem/img/3PH.gif)
![](data/chem/img/SPH.gif)
![](data/chem/img/LPX.gif)
![](data/chem/img/HOH.gif)
-Details
Has ligand of interest | N |
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-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
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Sample preparation
Component | Name: Coelastrella sp. Photosystem I / Type: COMPLEX / Details: Contains 11 core subunits and 10 antenna proteins / Entity ID: #1-#19 / Source: NATURAL |
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Molecular weight | Value: 0.9 MDa / Experimental value: YES |
Source (natural) | Organism: ![]() |
Buffer solution | pH: 8 |
Specimen | Conc.: 2 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES / Details: Chlorophyll concentration was provided |
Specimen support | Details: Harrick Plasma cleaner PDC-32G-2 / Grid material: COPPER / Grid mesh size: 300 divisions/in. / Grid type: Quantifoil R1.2/1.3 |
Vitrification | Instrument: LEICA EM GP / Cryogen name: ETHANE / Humidity: 90 % / Chamber temperature: 295 K / Details: blot for 3 seconds before plunging |
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Electron microscopy imaging
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Microscopy | Model: FEI TITAN KRIOS |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD / Nominal magnification: 130000 X / Nominal defocus max: 1750 nm / Nominal defocus min: 150 nm / Cs: 2.7 mm / C2 aperture diameter: 70 µm |
Specimen holder | Cryogen: NITROGEN |
Image recording | Average exposure time: 1.38 sec. / Electron dose: 50 e/Å2 / Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Num. of real images: 31707 |
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Processing
EM software |
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CTF correction | Type: NONE | ||||||||||||||||||||||||||||||||||||
Particle selection | Num. of particles selected: 2972135 | ||||||||||||||||||||||||||||||||||||
Symmetry | Point symmetry: C1 (asymmetric) | ||||||||||||||||||||||||||||||||||||
3D reconstruction | Resolution: 2.81 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 167160 / Num. of class averages: 2 / Symmetry type: POINT | ||||||||||||||||||||||||||||||||||||
Atomic model building | B value: 50 / Protocol: RIGID BODY FIT / Space: REAL | ||||||||||||||||||||||||||||||||||||
Refine LS restraints |
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