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- PDB-2pey: Crystal structure of deletion mutant of APS-kinase domain of huma... -
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Open data
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Basic information
Entry | Database: PDB / ID: 2pey | ||||||
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Title | Crystal structure of deletion mutant of APS-kinase domain of human PAPS-synthetase 1 | ||||||
![]() | Bifunctional 3'-phosphoadenosine 5'-phosphosulfate synthetase 1 (PAPS synthetase 1) (PAPSS 1) (Sulfurylase kinase 1) (SK1) (SK 1) | ||||||
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Function / homology | ![]() 3'-phosphoadenosine 5'-phosphosulfate biosynthetic process / Transport and synthesis of PAPS / ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Sekulic, N. / Lavie, A. | ||||||
![]() | ![]() Title: Structural mechanism for substrate inhibition of the adenosine 5'-phosphosulfate kinase domain of human 3'-phosphoadenosine 5'-phosphosulfate synthetase 1 and its ramifications for enzyme regulation. Authors: Sekulic, N. / Konrad, M. / Lavie, A. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 83.9 KB | Display | ![]() |
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PDB format | ![]() | 61.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 2pezC ![]() 2ofxS 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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Unit cell |
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Components
#1: Protein | Mass: 19874.469 Da / Num. of mol.: 2 / Fragment: APS-kinase domain (residues 51-226) Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Plasmid: pGEX-RB in which the thrombin site was replaced by TEV cutting site Production host: ![]() ![]() ![]() ![]() #2: Chemical | ChemComp-ADX / | ![]() #3: Chemical | ![]() #4: Water | ChemComp-HOH / | ![]() |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.3 Å3/Da / Density % sol: 46.62 % |
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Crystal grow![]() | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 5 Details: reservoir: 16-20% PEG 3350, 0.25-0.15 M diammonium hydrogen citrate, drop: 3.2 mg/ml protein solution, 2mM dADP, 2mM APS, 5mM MgCl2, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 193 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARMOSAIC 225 mm CCD / Detector: CCD / Date: Apr 7, 2006 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength![]() |
Reflection | Resolution: 1.88→20 Å / Num. all: 30062 / Num. obs: 29201 / % possible obs: 97 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 6.9 % / Biso Wilson estimate: 24.6 Å2 / Rmerge(I) obs: 0.086 / Rsym value: 8.4 / Net I/σ(I): 16.63 |
Reflection shell | Resolution: 1.88→2 Å / Redundancy: 5.4 % / Rmerge(I) obs: 0.388 / Mean I/σ(I) obs: 4.14 / Num. unique all: 3922 / Rsym value: 38.7 / % possible all: 82.6 |
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Processing
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Refinement | Method to determine structure![]() ![]() Starting model: PDB entry 2OFX Resolution: 1.88→20 Å / Cor.coef. Fo:Fc: 0.949 / Cor.coef. Fo:Fc free: 0.914 / SU B: 4.634 / SU ML: 0.13 / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 / ESU R: 0.172 / ESU R Free: 0.165 / 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: 20.686 Å2
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Refinement step | Cycle: LAST / Resolution: 1.88→20 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.88→1.933 Å / Total num. of bins used: 20
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