+Open data
-Basic information
Entry | Database: PDB / ID: 3ajh | ||||||
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Title | Crystal structure of PcyA V225D-biliverdin XIII alpha complex | ||||||
Components | Phycocyanobilin:ferredoxin oxidoreductase | ||||||
Keywords | OXIDOREDUCTASE / alpha/beta/alpha sandwich | ||||||
Function / homology | Function and homology information phycocyanobilin:ferredoxin oxidoreductase / phycocyanobilin:ferredoxin oxidoreductase activity / phytochromobilin biosynthetic process / cobalt ion binding Similarity search - Function | ||||||
Biological species | Synechocystis (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / 3AJG / Resolution: 2.25 Å | ||||||
Authors | Wada, K. / Hagiwara, Y. / Fukuyama, K. | ||||||
Citation | Journal: Biochem.Biophys.Res.Commun. / Year: 2010 Title: One residue substitution in PcyA leads to unexpected changes in tetrapyrrole substrate binding. Authors: Wada, K. / Hagiwara, Y. / Yutani, Y. / Fukuyama, K. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 3ajh.cif.gz | 112.2 KB | Display | PDBx/mmCIF format |
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PDB format | pdb3ajh.ent.gz | 88.3 KB | Display | PDB format |
PDBx/mmJSON format | 3ajh.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/aj/3ajh ftp://data.pdbj.org/pub/pdb/validation_reports/aj/3ajh | HTTPS FTP |
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-Related structure data
-Links
-Assembly
Deposited unit |
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1 |
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2 |
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Unit cell |
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-Components
#1: Protein | Mass: 28172.113 Da / Num. of mol.: 2 / Fragment: V225D Source method: isolated from a genetically manipulated source Source: (gene. exp.) Synechocystis (bacteria) / Strain: PCC 6803 / Gene: pcyA, slr0116 / Plasmid: pET21a / Production host: Escherichia coli (E. coli) / Strain (production host): C41(DE3) References: UniProt: Q55891, phycocyanobilin:ferredoxin oxidoreductase #2: Chemical | #3: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.09 Å3/Da / Density % sol: 41.15 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 4 Details: 0.8-1.0M NaH2PO4, 1.0-1.2M K2HPO4, 100mM sodium acetate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: SPring-8 / Beamline: BL41XU / Wavelength: 1 Å |
Detector | Type: ADSC QUANTUM 315 / Detector: CCD / Date: Dec 11, 2009 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.25→50 Å / Num. all: 23018 / Num. obs: 23018 / % possible obs: 98.5 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 7.4 % / Biso Wilson estimate: 29.2 Å2 / Rmerge(I) obs: 0.046 / Net I/σ(I): 18.5 |
Reflection shell | Resolution: 2.25→2.29 Å / Redundancy: 7.4 % / Rmerge(I) obs: 0.31 / Num. unique all: 1118 / % possible all: 99.6 |
-Processing
Software |
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Refinement | Method to determine structure: 3AJG / Resolution: 2.25→27.98 Å / Rfactor Rfree error: 0.009 / Data cutoff high absF: 281864.72 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / Stereochemistry target values: Engh & Huber / Details: BULK SOLVENT MODEL USED
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 50.9269 Å2 / ksol: 0.35 e/Å3 | |||||||||||||||||||||||||
Displacement parameters | Biso mean: 55.4 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.25→27.98 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.25→2.39 Å / Rfactor Rfree error: 0.031 / Total num. of bins used: 6
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Xplor file |
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