+Open data
-Basic information
Entry | Database: PDB / ID: 1p50 | ||||||
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Title | Transition state structure of an Arginine Kinase mutant | ||||||
Components | Arginine kinase | ||||||
Keywords | TRANSFERASE / phosphagen kinase / transition state | ||||||
Function / homology | Function and homology information arginine kinase / arginine kinase activity / phosphocreatine biosynthetic process / creatine kinase activity / phosphorylation / ATP binding / cytoplasm Similarity search - Function | ||||||
Biological species | Limulus polyphemus (Atlantic horseshoe crab) | ||||||
Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 2.8 Å | ||||||
Authors | Pruett, P.S. / Azzi, A. / Clark, S.A. / Yousef, M.S. / Gattis, J.L. / Somasundarum, T. / Ellington, W.R. / Chapman, M.S. | ||||||
Citation | Journal: J.Biol.Chem. / Year: 2003 Title: The putative catalytic bases have, at most, an accessory role in the mechanism of arginine kinase. Authors: Pruett, P.S. / Azzi, A. / Clark, S.A. / Yousef, M.S. / Gattis, J.L. / Somasundaram, T. / Ellington, W.R. / Chapman, M.S. #1: Journal: Proc.Natl.Acad.Sci.USA / Year: 1998 Title: Transition state structure of arginine kinase: implications for catalysis of bimolecular reactions | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1p50.cif.gz | 87.1 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1p50.ent.gz | 64 KB | Display | PDB format |
PDBx/mmJSON format | 1p50.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1p50_validation.pdf.gz | 798.4 KB | Display | wwPDB validaton report |
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Full document | 1p50_full_validation.pdf.gz | 809 KB | Display | |
Data in XML | 1p50_validation.xml.gz | 17.8 KB | Display | |
Data in CIF | 1p50_validation.cif.gz | 24.5 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/p5/1p50 ftp://data.pdbj.org/pub/pdb/validation_reports/p5/1p50 | HTTPS FTP |
-Related structure data
Related structure data | 1p52C 1bg0S S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data | |
Other databases |
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-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
-Protein , 1 types, 1 molecules A
#1: Protein | Mass: 40117.578 Da / Num. of mol.: 1 / Mutation: E103Q, G116A, D112G, E225Q Source method: isolated from a genetically manipulated source Source: (gene. exp.) Limulus polyphemus (Atlantic horseshoe crab) Plasmid: pET22b / Species (production host): Escherichia coli / Production host: Escherichia coli BL21(DE3) (bacteria) / Strain (production host): BL21-DE3 / References: UniProt: P51541, arginine kinase |
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-Non-polymers , 5 types, 130 molecules
#2: Chemical | ChemComp-MG / |
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#3: Chemical | ChemComp-ADP / |
#4: Chemical | ChemComp-NO3 / |
#5: Chemical | ChemComp-ARG / |
#6: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 4 |
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-Sample preparation
Crystal | Density Matthews: 2.24 Å3/Da / Density % sol: 44.54 % | |||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, hanging drop / pH: 7.5 Details: PEG 6000, Hepes, magnesium chloride, ADP, nitrate, arginine, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K | |||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4 ℃ / Method: vapor diffusion | |||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction |
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Diffraction source | Source: ROTATING ANODE / Type: RIGAKU / Wavelength: 1.5418 Å | |||||||||||||||
Detector | Type: RIGAKU RAXIS / Detector: IMAGE PLATE / Date: Mar 10, 2000 / Details: mirrors | |||||||||||||||
Radiation | Monochromator: rotating anode / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||||||||
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 | |||||||||||||||
Reflection | Resolution: 2.8→10 Å / Num. all: 9424 / Num. obs: 8914 / % possible obs: 94.6 % / Observed criterion σ(F): 2 / Observed criterion σ(I): 2 / Redundancy: 5.2 % / Rmerge(I) obs: 0.128 | |||||||||||||||
Reflection shell | Resolution: 2.8→2.9 Å / % possible all: 92 | |||||||||||||||
Reflection | *PLUS % possible obs: 97.4 % |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB entry 1BG0 Resolution: 2.8→10 Å / Cross valid method: THROUGHOUT / σ(F): 2 / σ(I): 2 / Stereochemistry target values: Engh & Huber
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Refine analyze | Luzzati sigma a free: 0.38 Å | |||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.8→10 Å
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Refinement | *PLUS % reflection Rfree: 3-5 | |||||||||||||||||||||||||
Solvent computation | *PLUS | |||||||||||||||||||||||||
Displacement parameters | *PLUS |