+Open data
-Basic information
Entry | Database: PDB / ID: 6dyb | |||||||||
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Title | Metal-free structure of the engineered cyt cb562 variant, CH3 | |||||||||
Components | Soluble cytochrome b562 | |||||||||
Keywords | METAL BINDING PROTEIN / Designed protein / 4-helix bundle / electron transport | |||||||||
Function / homology | Cytochrome b562 / Cytochrome b562 / Cytochrome c/b562 / electron transfer activity / periplasmic space / iron ion binding / heme binding / HEME C / Soluble cytochrome b562 Function and homology information | |||||||||
Biological species | Escherichia coli (E. coli) | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.75 Å | |||||||||
Authors | Tezcan, F.A. / Rittle, J. | |||||||||
Funding support | United States, 2items
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Citation | Journal: Nat.Chem. / Year: 2019 Title: An efficient, step-economical strategy for the design of functional metalloproteins. Authors: Rittle, J. / Field, M.J. / Green, M.T. / Tezcan, F.A. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 6dyb.cif.gz | 59.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb6dyb.ent.gz | 40.7 KB | Display | PDB format |
PDBx/mmJSON format | 6dyb.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/dy/6dyb ftp://data.pdbj.org/pub/pdb/validation_reports/dy/6dyb | HTTPS FTP |
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-Related structure data
Related structure data | 6dy4C 6dy6C 6dy8C 6dycC 6dydC 6dyeC 6dyfC 6dygC 6dyhC 6dyiC 6dyjC 6dykC 6dylC 2bc5S C: citing same article (ref.) 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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2 |
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Unit cell |
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Components on special symmetry positions |
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-Components
#1: Protein | Mass: 11816.279 Da / Num. of mol.: 2 / Mutation: K59W, I67H, Q71H, T96C, T97H, R98C, Y101C Source method: isolated from a genetically manipulated source Source: (gene. exp.) Escherichia coli (E. coli) / Gene: cybC / Production host: Escherichia coli BL21(DE3) (bacteria) / References: UniProt: P0ABE7 #2: Chemical | #3: Chemical | ChemComp-CA / #4: 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: 2.34 Å3/Da / Density % sol: 47.52 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 7.5 Details: Drop consists of 1 uL of 30% PEG 400, 200 mM calcium chloride and 0.1 M Hepes (pH 7.5) mixed with 1 uL of 2.5 mM protein |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: SSRL / Beamline: BL9-3 / Wavelength: 1.73 Å |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Jul 21, 2017 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.73 Å / Relative weight: 1 |
Reflection | Resolution: 2.75→63.23 Å / Num. obs: 6426 / % possible obs: 99.8 % / Redundancy: 16.5 % / CC1/2: 0.99 / Rmerge(I) obs: 0.074 / Net I/σ(I): 26 |
Reflection shell | Resolution: 2.75→2.9623 Å / Redundancy: 13 % / Rmerge(I) obs: 0.463 / Mean I/σ(I) obs: 6 / Num. unique obs: 610 / CC1/2: 0.962 / % possible all: 99.7 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 2bc5 Resolution: 2.75→38.23 Å / SU ML: 0.38 / Cross valid method: FREE R-VALUE / σ(F): 1.35 / Phase error: 33.01
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å | ||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.75→38.23 Å
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Refine LS restraints |
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LS refinement shell |
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