+Open data
-Basic information
Entry | Database: PDB / ID: 5ejx | ||||||||||||
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Title | X-ray Free Electron Laser Structure of Cytochrome C Peroxidase | ||||||||||||
Components | Cytochrome c peroxidase, mitochondrial | ||||||||||||
Keywords | OXIDOREDUCTASE | ||||||||||||
Function / homology | Function and homology information cytochrome-c peroxidase / cytochrome-c peroxidase activity / response to reactive oxygen species / hydrogen peroxide catabolic process / peroxidase activity / mitochondrial intermembrane space / cellular response to oxidative stress / mitochondrial matrix / heme binding / mitochondrion / metal ion binding Similarity search - Function | ||||||||||||
Biological species | Saccharomyces cerevisiae (brewer's yeast) | ||||||||||||
Method | X-RAY DIFFRACTION / FREE ELECTRON LASER / MOLECULAR REPLACEMENT / Resolution: 1.5 Å | ||||||||||||
Authors | Doukov, T. / Soltis, S.M. / Baxter, E.L. / Cohen, A. / Song, J. / McPhillips, S. / Poulos, T.L. / Meharenna, Y.T. / Chreifi, G. | ||||||||||||
Funding support | United States, 3items
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Citation | Journal: Proc.Natl.Acad.Sci.USA / Year: 2016 Title: Crystal structure of the pristine peroxidase ferryl center and its relevance to proton-coupled electron transfer. Authors: Chreifi, G. / Baxter, E.L. / Doukov, T. / Cohen, A.E. / McPhillips, S.E. / Song, J. / Meharenna, Y.T. / Soltis, S.M. / Poulos, T.L. | ||||||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 5ejx.cif.gz | 82.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb5ejx.ent.gz | 58.6 KB | Display | PDB format |
PDBx/mmJSON format | 5ejx.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ej/5ejx ftp://data.pdbj.org/pub/pdb/validation_reports/ej/5ejx | HTTPS FTP |
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-Related structure data
Related structure data | 5ejtC 3m23S S: Starting model for refinement C: citing same article (ref.) |
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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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-Components
#1: Protein | Mass: 33614.332 Da / Num. of mol.: 1 / Mutation: N184R Source method: isolated from a genetically manipulated source Source: (gene. exp.) Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (yeast) Strain: ATCC 204508 / S288c / Gene: CCP1, CCP, CPO, YKR066C / Organ: mitochondrialMitochondrion / Production host: Escherichia coli (E. coli) / References: UniProt: P00431, cytochrome-c peroxidase |
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#2: Chemical | ChemComp-HEM / |
#3: Chemical | ChemComp-PO4 / |
#4: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION |
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-Sample preparation
Crystal | Density Matthews: 3.07 Å3/Da / Density % sol: 60.3 % Description: Multiple rectangular crystals used, approximately 200 x 200 x 400 micron |
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, sitting drop / pH: 6 Details: 10UL (350-400UM PROTEIN), 22% MPD, 50MM TRIS PHOSHATE BUFFER PH 6.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277.2K PH range: 6 / Temp details: 4C |
-Data collection
Diffraction | Mean temperature: 100 K | |||||||||
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Diffraction source | Source: FREE ELECTRON LASER / Site: SLAC LCLS / Beamline: XPP / Wavelength: 1.306, 1.313 | |||||||||
Detector | Type: RAYONIX MX-325 / Detector: CCD / Date: Dec 7, 2013 Details: Data collected over two experiments, in Dec 2013 and June 2014 | |||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||
Radiation wavelength |
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Reflection | Resolution: 1.5→19.7 Å / Num. all: 65592 / Num. obs: 65592 / % possible obs: 97.8 % / Redundancy: 9.2 % / Net I/σ(I): 3.33 | |||||||||
Reflection shell | Resolution: 1.5→1.6 Å / Redundancy: 5.7 % / Mean I/σ(I) obs: 2 / % possible all: 93.8 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 3M23 Resolution: 1.5→19.69 Å / Cor.coef. Fo:Fc: 0.88 / Cor.coef. Fo:Fc free: 0.852 / SU B: 1.758 / SU ML: 0.066 / Cross valid method: THROUGHOUT / ESU R: 0.083 / ESU R Free: 0.084 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 5.141 Å2
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Refinement step | Cycle: 1 / Resolution: 1.5→19.69 Å
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Refine LS restraints |
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