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- PDB-2r86: Crystal structure of PurP from Pyrococcus furiosus complexed with ATP -
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Open data
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Basic information
Entry | Database: PDB / ID: 2r86 | ||||||
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Title | Crystal structure of PurP from Pyrococcus furiosus complexed with ATP | ||||||
![]() | PurP protein PF1517 | ||||||
![]() | UNKNOWN FUNCTION / ATP-grasp superfamily | ||||||
Function / homology | ![]() formate-phosphoribosylaminoimidazolecarboxamide ligase / ligase activity, forming carbon-nitrogen bonds / 'de novo' IMP biosynthetic process / magnesium ion binding / ATP binding Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() ![]() | ||||||
![]() | Zhang, Y. / White, R.H. / Ealick, S.E. | ||||||
![]() | ![]() Title: Crystal structure and function of 5-formaminoimidazole-4-carboxamide ribonucleotide synthetase from Methanocaldococcus jannaschii. Authors: Zhang, Y. / White, R.H. / Ealick, S.E. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 147.2 KB | Display | ![]() |
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PDB format | ![]() | 116.1 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.1 MB | Display | ![]() |
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Full document | ![]() | 1.1 MB | Display | |
Data in XML | ![]() | 26.2 KB | Display | |
Data in CIF | ![]() | 36.1 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2r7kSC ![]() 2r7lC ![]() 2r7mC ![]() 2r7nC ![]() 2r84C ![]() 2r85C ![]() 2r87C C: citing same article ( S: Starting model for refinement |
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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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Components on special symmetry positions |
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Noncrystallographic symmetry (NCS) | NCS domain:
NCS domain segments: Component-ID: 1 / Ens-ID: 1 / Beg auth comp-ID: MET / Beg label comp-ID: MET / End auth comp-ID: THR / End label comp-ID: THR / Refine code: 5 / Auth seq-ID: 1 - 334 / Label seq-ID: 1 - 334
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Details | biological assembly is a hexamer or a trimer from the asymmetric unit by the operations: (x,y,z), (-y,x-y,z +(1 1 0)), (-x+y,-x,z) |
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Components
-Protein , 1 types, 2 molecules AB
#1: Protein | Mass: 38348.148 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() |
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-Non-polymers , 5 types, 143 molecules ![](data/chem/img/PO4.gif)
![](data/chem/img/NA.gif)
![](data/chem/img/ATP.gif)
![](data/chem/img/MPD.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/NA.gif)
![](data/chem/img/ATP.gif)
![](data/chem/img/MPD.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-PO4 / #3: Chemical | #4: Chemical | #5: Chemical | #6: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 5.28 Å3/Da / Density % sol: 76.7 % |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, hanging drop / pH: 6.1 Details: 30% MPD, 100 mM Na/K phosphate, pH 6.1, vapor diffusion, hanging drop, temperature 291K |
-Data collection
Diffraction | Mean temperature: 100 K | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Diffraction source | Source: ![]() ![]() ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Detector | Type: ADSC QUANTUM 315 / Detector: CCD / Date: Dec 8, 2006 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 0.97918 Å / Relative weight: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection | Resolution: 2.5→50 Å / Num. all: 55984 / Num. obs: 55970 / % possible obs: 97.9 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 7.5 % / Rmerge(I) obs: 0.057 / Χ2: 0.95 / Net I/σ(I): 11.6 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection shell |
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-Phasing
Phasing | Method: ![]() |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB entry 2R7K Resolution: 2.5→39.97 Å / Cor.coef. Fo:Fc: 0.936 / Cor.coef. Fo:Fc free: 0.923 / SU B: 5.915 / SU ML: 0.135 / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 / ESU R: 0.235 / ESU R Free: 0.197 / 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: 1.4 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 47.904 Å2
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Refinement step | Cycle: LAST / Resolution: 2.5→39.97 Å
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Refine LS restraints |
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Refine LS restraints NCS | Ens-ID: 1 / Refine-ID: X-RAY DIFFRACTION
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LS refinement shell | Resolution: 2.5→2.558 Å / Total num. of bins used: 20
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