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Yorodumi- PDB-3du2: E(L212)A mutant structure of photosynthetic reaction center from ... -
+Open data
-Basic information
Entry | Database: PDB / ID: 3du2 | ||||||
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Title | E(L212)A mutant structure of photosynthetic reaction center from Rhodobacter sphaeroides | ||||||
Components | (Reaction center protein ...) x 3 | ||||||
Keywords | PHOTOSYNTHESIS / Mutant Photosynthetic reaction center / Proton transfer / membrane protein | ||||||
Function / homology | Function and homology information plasma membrane-derived chromatophore membrane / plasma membrane light-harvesting complex / bacteriochlorophyll binding / photosynthetic electron transport in photosystem II / photosynthesis, light reaction / electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity / metal ion binding Similarity search - Function | ||||||
Biological species | Rhodobacter sphaeroides (bacteria) | ||||||
Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 3.1 Å | ||||||
Authors | Pokkuluri, P.R. / Schiffer, M. | ||||||
Citation | Journal: To be Published Title: E(L212)A mutant structure of photosynthetic reaction center from Rhodobacter sphaeroides Authors: Pokkuluri, P.R. / Laible, P.D. / Hanson, D.K. / Schiffer, M. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 3du2.cif.gz | 204.6 KB | Display | PDBx/mmCIF format |
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PDB format | pdb3du2.ent.gz | 157.3 KB | Display | PDB format |
PDBx/mmJSON format | 3du2.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 3du2_validation.pdf.gz | 2.5 MB | Display | wwPDB validaton report |
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Full document | 3du2_full_validation.pdf.gz | 2.6 MB | Display | |
Data in XML | 3du2_validation.xml.gz | 44.4 KB | Display | |
Data in CIF | 3du2_validation.cif.gz | 57 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/du/3du2 ftp://data.pdbj.org/pub/pdb/validation_reports/du/3du2 | HTTPS FTP |
-Related structure data
Related structure data | 1k6lS S: Starting model for refinement |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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Details | The authors state that the photosynthetic reaction center is a complex made up of three protein chains (L,M,H) and several co-factors. |
-Components
-Reaction center protein ... , 3 types, 3 molecules LMH
#1: Protein | Mass: 31288.357 Da / Num. of mol.: 1 / Mutation: E(L212)A Source method: isolated from a genetically manipulated source Source: (gene. exp.) Rhodobacter sphaeroides (bacteria) / Gene: pufL / Production host: Rhodobacter sphaeroides (bacteria) / References: UniProt: P0C0Y8 |
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#2: Protein | Mass: 35365.559 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Rhodobacter sphaeroides (bacteria) / Gene: pufM / Production host: Rhodobacter sphaeroides (bacteria) / References: UniProt: P0C0Y9 |
#3: Protein | Mass: 28066.322 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Rhodobacter sphaeroides (bacteria) / Gene: puhA / Production host: Rhodobacter sphaeroides (bacteria) / References: UniProt: P0C0Y7 |
-Non-polymers , 8 types, 164 molecules
#4: Chemical | ChemComp-BCL / #5: Chemical | #6: Chemical | #7: Chemical | ChemComp-LDA / #8: Chemical | ChemComp-FE / | #9: Chemical | ChemComp-SPN / | #10: Chemical | ChemComp-CDL / | #11: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 6 |
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-Sample preparation
Crystal | Density Matthews: 5.78 Å3/Da / Density % sol: 78.73 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 7.5 Details: Potassium phosphate, LDAO, Heptane triol, Dioxane, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 293 K |
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Diffraction source | Source: ROTATING ANODE / Type: RIGAKU RU200 / Wavelength: 1.54 Å |
Detector | Type: RIGAKU RAXIS IIC / Detector: IMAGE PLATE / Date: Nov 17, 2004 / Details: mirrors |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.54 Å / Relative weight: 1 |
Reflection | Resolution: 3.1→30 Å / Num. obs: 35322 / % possible obs: 94 % / Observed criterion σ(I): -3 / Redundancy: 2.2 % / Rmerge(I) obs: 0.11 / Net I/σ(I): 8.9 |
Reflection shell | Resolution: 3.1→3.21 Å / Redundancy: 2 % / Rmerge(I) obs: 0.402 / Mean I/σ(I) obs: 2.2 / Num. unique all: 3050 / % possible all: 90 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 1k6l with the mutation site L212 changed to Ala by truncating the side chain at CB Resolution: 3.1→30 Å / σ(F): 2 / Stereochemistry target values: Engh & Huber Details: After refitting, only isotropic B-factor refinement was done with CNS. No positional refinement was done
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Refinement step | Cycle: LAST / Resolution: 3.1→30 Å
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