+Open data
-Basic information
Entry | Database: PDB / ID: 1y47 | ||||||
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Title | Structural studies of designed alpha-helical hairpins | ||||||
Components | dueferri (DF2) | ||||||
Keywords | DE NOVO PROTEIN / Protein design / helical hairpin / turns / diiron proteins | ||||||
Function / homology | Immunoglobulin FC, subunit C / Single alpha-helices involved in coiled-coils or other helix-helix interfaces / Up-down Bundle / Mainly Alpha / : Function and homology information | ||||||
Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 2.7 Å | ||||||
Authors | Lahr, S.J. / Engel, D.E. / Stayrook, S.E. / Maglio, O. / North, B. / Geremia, S. / Lombardi, A. / DeGrado, W.F. | ||||||
Citation | Journal: J.Mol.Biol. / Year: 2005 Title: Analysis and design of turns in alpha-helical hairpins Authors: Lahr, S.J. / Engel, D.E. / Stayrook, S.E. / Maglio, O. / North, B. / Geremia, S. / Lombardi, A. / DeGrado, W.F. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1y47.cif.gz | 31.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1y47.ent.gz | 21.3 KB | Display | PDB format |
PDBx/mmJSON format | 1y47.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1y47_validation.pdf.gz | 367.7 KB | Display | wwPDB validaton report |
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Full document | 1y47_full_validation.pdf.gz | 373.1 KB | Display | |
Data in XML | 1y47_validation.xml.gz | 3.9 KB | Display | |
Data in CIF | 1y47_validation.cif.gz | 5.2 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/y4/1y47 ftp://data.pdbj.org/pub/pdb/validation_reports/y4/1y47 | HTTPS FTP |
-Related structure data
Related structure data | 1mftC 1u7jC 1u7mC 1ec5S 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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2 |
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3 |
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Unit cell |
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Components on special symmetry positions |
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Details | the biological assembly is a dimer generated by the two fold axis |
-Components
#1: Protein/peptide | Mass: 5600.354 Da / Num. of mol.: 2 / Source method: obtained synthetically / Details: designed peptide #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: 1.7 Å3/Da / Density % sol: 31 % |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, hanging drop / pH: 4.6 Details: 22% PEG MW 400, 0.1 M CdCl2, 0.1 M sodium acetate pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ROTATING ANODE / Type: RIGAKU RU300 / Wavelength: 1.5418 Å |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Apr 23, 2001 / Details: Osmic mirrors |
Radiation | Monochromator: Osmic Mirrors / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.7→15 Å / Num. all: 2640 / Num. obs: 2625 / % possible obs: 99.7 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 10.5 % / Biso Wilson estimate: 86.1 Å2 / Rmerge(I) obs: 0.08 / Rsym value: 0.08 |
Reflection shell | Resolution: 2.7→2.87 Å / Redundancy: 9.6 % / Rmerge(I) obs: 0.365 / Num. unique all: 379 / % possible all: 97.1 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 1EC5 Resolution: 2.7→15 Å / Rfactor Rfree error: 0.02 / Data cutoff high absF: 492107.92 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / Stereochemistry target values: Engh & Huber
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 83.7173 Å2 / ksol: 0.468996 e/Å3 | ||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 62 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.7→15 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.7→2.87 Å / Rfactor Rfree error: 0.062 / Total num. of bins used: 6
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Xplor file |
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