+Open data
-Basic information
Entry | Database: PDB / ID: 1py2 | ||||||
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Title | Structure of a 60 nM Small Molecule Bound to a Hot Spot on IL-2 | ||||||
Components | Interleukin-2 | ||||||
Keywords | IMMUNE SYSTEM / IL-2 / interleukin 2 / small molecule / hot spot / molecular recognition | ||||||
Function / homology | Function and homology information kappa-type opioid receptor binding / regulation of T cell homeostatic proliferation / regulation of CD4-positive, alpha-beta T cell proliferation / interleukin-2 receptor binding / response to tacrolimus / positive regulation of plasma cell differentiation / glycosphingolipid binding / negative regulation of lymphocyte proliferation / negative regulation of T-helper 17 cell differentiation / positive regulation of tissue remodeling ...kappa-type opioid receptor binding / regulation of T cell homeostatic proliferation / regulation of CD4-positive, alpha-beta T cell proliferation / interleukin-2 receptor binding / response to tacrolimus / positive regulation of plasma cell differentiation / glycosphingolipid binding / negative regulation of lymphocyte proliferation / negative regulation of T-helper 17 cell differentiation / positive regulation of tissue remodeling / RUNX1 and FOXP3 control the development of regulatory T lymphocytes (Tregs) / leukocyte activation involved in immune response / positive regulation of isotype switching to IgG isotypes / interleukin-2-mediated signaling pathway / activated T cell proliferation / kinase activator activity / positive regulation of regulatory T cell differentiation / natural killer cell activation / : / negative regulation of B cell apoptotic process / Interleukin-2 signaling / positive regulation of immunoglobulin production / positive regulation of dendritic spine development / positive regulation of activated T cell proliferation / positive regulation of interleukin-17 production / T cell differentiation / Interleukin receptor SHC signaling / extrinsic apoptotic signaling pathway in absence of ligand / positive regulation of tyrosine phosphorylation of STAT protein / positive regulation of B cell proliferation / negative regulation of protein phosphorylation / cytokine activity / growth factor activity / negative regulation of inflammatory response / positive regulation of inflammatory response / positive regulation of type II interferon production / cell-cell signaling / positive regulation of cytosolic calcium ion concentration / RAF/MAP kinase cascade / positive regulation of cell growth / carbohydrate binding / response to ethanol / adaptive immune response / transcription by RNA polymerase II / cell adhesion / immune response / positive regulation of cell population proliferation / negative regulation of apoptotic process / positive regulation of transcription by RNA polymerase II / extracellular space / extracellular region Similarity search - Function | ||||||
Biological species | Homo sapiens (human) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.8 Å | ||||||
Authors | Thanos, C.D. / Randal, M. / Wells, J.A. | ||||||
Citation | Journal: J.Am.Chem.Soc. / Year: 2003 Title: Potent small-molecule binding to a dynamic hot spot on IL-2. Authors: Thanos, C.D. / Randal, M. / Wells, J.A. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1py2.cif.gz | 216.3 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1py2.ent.gz | 175.7 KB | Display | PDB format |
PDBx/mmJSON format | 1py2.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1py2_validation.pdf.gz | 1.1 MB | Display | wwPDB validaton report |
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Full document | 1py2_full_validation.pdf.gz | 1.2 MB | Display | |
Data in XML | 1py2_validation.xml.gz | 24.6 KB | Display | |
Data in CIF | 1py2_validation.cif.gz | 29.3 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/py/1py2 ftp://data.pdbj.org/pub/pdb/validation_reports/py/1py2 | HTTPS FTP |
-Related structure data
-Links
-Assembly
Deposited unit |
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Unit cell |
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-Components
#1: Protein | Mass: 15334.876 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: IL2 / Production host: Escherichia coli (E. coli) / References: UniProt: P60568 #2: Chemical | ChemComp-FRH / #3: Chemical | Has protein modification | Y | |
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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: 2.2 Å3/Da / Density % sol: 44.11 % | |||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 5.9 Details: 0.05 M Zinc Acetate, 0.075 M Magnesium Chloride, 18% (w/v) Polyethylene Glycol 10K, 0.1M Sodium Cacodylate, pH 5.9. , VAPOR DIFFUSION, HANGING DROP, temperature 298K | |||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Method: vapor diffusion, hanging drop | |||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 93 K |
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Diffraction source | Source: SYNCHROTRON / Site: SSRL / Beamline: BL7-1 / Wavelength: 1.08 Å |
Detector | Detector: CCD / Date: Jan 24, 2003 |
Radiation | Monochromator: Yale Mirrors / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.08 Å / Relative weight: 1 |
Reflection | Resolution: 2.8→15 Å / Num. all: 13660 / Num. obs: 15034 / % possible obs: 97 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 |
Reflection shell | Resolution: 2.8→2.91 Å / % possible all: 97.3 |
Reflection | *PLUS Highest resolution: 2.8 Å / Num. obs: 12442 / % possible obs: 97.4 % / Rmerge(I) obs: 0.108 |
Reflection shell | *PLUS % possible obs: 98.6 % / Rmerge(I) obs: 0.46 / Mean I/σ(I) obs: 1.4 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT / Resolution: 2.8→15 Å / Cor.coef. Fo:Fc: 0.894 / Cor.coef. Fo:Fc free: 0.83 / SU B: 22.885 / SU ML: 0.448 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R Free: 0.508 / Stereochemistry target values: MAXIMUM LIKELIHOOD
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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: 21.459 Å2
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Refinement step | Cycle: LAST / Resolution: 2.8→15 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.8→2.87 Å / Total num. of bins used: 20 /
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Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group |
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Refinement | *PLUS Lowest resolution: 15 Å / Rfactor Rfree: 0.319 / Rfactor Rwork: 0.273 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS |