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Open data
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Basic information
Entry | Database: PDB / ID: 1o7i | ||||||
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Title | Crystal structure of a single stranded DNA binding protein | ||||||
![]() | SINGLE STRANDED DNA BINDING PROTEIN | ||||||
![]() | DNA BINDING PROTEIN / SINGLE STRANDED DNA / OB FOLD / DNA-BINDING PROTEIN | ||||||
Function / homology | ![]() response to ionizing radiation / double-strand break repair via homologous recombination / chromosome / DNA binding / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Kerr, I.D. / Naismith, J.H. | ||||||
![]() | ![]() Title: Insights into ssDNA recognition by the OB fold from a structural and thermodynamic study of Sulfolobus SSB protein. Authors: Kerr, I.D. / Wadsworth, R.I. / Cubeddu, L. / Blankenfeldt, W. / Naismith, J.H. / White, M.F. #1: Journal: Acta Crystallogr.,Sect.D / Year: 2001 Title: Overexpression, Purification, Crystallization and Data Collection of a Single-Stranded DNA-Binding Protein from Sulfolobus Solfataricus Authors: Kerr, I.D. / Wadsworth, R.I. / Blankenfeldt, W. / Staines, A.G. / White, M.F. / Naismith, J.H. | ||||||
History |
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Remark 700 | SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN ... SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, TWO SHEETS ARE DEFINED. |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 107.2 KB | Display | ![]() |
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PDB format | ![]() | 83.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 449.2 KB | Display | ![]() |
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Full document | ![]() | 450.6 KB | Display | |
Data in XML | ![]() | 13.8 KB | Display | |
Data in CIF | ![]() | 20 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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2 | ![]()
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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS oper: (Code: given Matrix: (-0.997569, 0.042527, 0.05521), Vector: |
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Components
#1: Protein | Mass: 12949.548 Da / Num. of mol.: 2 / Fragment: RESIDUES 1-119 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Chemical | #3: Water | ChemComp-HOH / | Compound details | CONTAINS OB-FOLD DOMAINS THAT BIND TO NUCLEIC ACIDS. | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.25 Å3/Da / Density % sol: 45 % | ||||||||||||||||||||||||
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 5 Details: CITRIC ACID, AMMONIUM SULFATE, PH 5.0, VAPOUR DIFFUSION, HANGING DROP AT 298K | ||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 298 K / Method: vapor diffusion, hanging dropDetails: Kerr, I.D., (2001) Acta Crystallogr.,Sect.D, 57, 1290. PH range low: 5 / PH range high: 3.5 | ||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 130 K | ||||||||||||
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Diffraction source | Source: ![]() ![]() ![]() | ||||||||||||
Detector | Type: ADSC CCD / Detector: CCD / Date: Mar 15, 2002 / Details: MIRRORS | ||||||||||||
Radiation | Monochromator: SI INTERCHANGEABLE / Protocol: MAD / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||
Radiation wavelength |
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Reflection | Resolution: 1.69→37.3 Å / Num. obs: 24609 / % possible obs: 100 % / Redundancy: 16.6 % / Rmerge(I) obs: 0.054 / Net I/σ(I): 8.1 | ||||||||||||
Reflection shell | Resolution: 1.69→1.73 Å / Redundancy: 16.5 % / Rmerge(I) obs: 0.352 / Mean I/σ(I) obs: 2.2 / % possible all: 100 | ||||||||||||
Reflection | *PLUS Highest resolution: 1.26 Å / Lowest resolution: 47.92 Å / Num. obs: 60733 / % possible obs: 99.9 % / Redundancy: 7.5 % / Num. measured all: 463924 / Rmerge(I) obs: 0.081 | ||||||||||||
Reflection shell | *PLUS Highest resolution: 1.26 Å / Lowest resolution: 1.29 Å / % possible obs: 99.9 % / Redundancy: 3.6 % / Rmerge(I) obs: 0.352 / Mean I/σ(I) obs: 2 |
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Processing
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Refinement | Method to determine structure: ![]() Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS.RESIDUES 116-119 OF CHAIN A & 115-119 OF CHAIN B WERE NOT LOCATED IN THE ELECTRON DENSITY AND THEREFORE NOT INCLUDED IN THE MODEL. ATOMS AT ...Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS.RESIDUES 116-119 OF CHAIN A & 115-119 OF CHAIN B WERE NOT LOCATED IN THE ELECTRON DENSITY AND THEREFORE NOT INCLUDED IN THE MODEL. ATOMS AT 0.01 OCCUPANCY WERE NOT LOCATED ON THE ELECTRON DENSITY AND MODELLED STEREOCHEMICALLY.
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: BABINET MODEL WITH MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 10.73 Å2
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Refinement step | Cycle: LAST / Resolution: 1.2→65 Å
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Refine LS restraints |
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