+Open data
-Basic information
Entry | Database: PDB / ID: 7cwg | |||||||||
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Title | Crystal structure of PDE8A catalytic domain in complex with 3a | |||||||||
Components | High affinity cAMP-specific and IBMX-insensitive 3',5'-cyclic phosphodiesterase 8A | |||||||||
Keywords | HYDROLASE / cAMP-specific / Selective PDE8A inhibitor | |||||||||
Function / homology | Function and homology information 3',5'-cyclic-AMP phosphodiesterase / protein kinase activator activity / cAMP catabolic process / 3',5'-cyclic-GMP phosphodiesterase activity / 3',5'-cyclic-AMP phosphodiesterase activity / cAMP-mediated signaling / cellular response to epidermal growth factor stimulus / kinase binding / G alpha (s) signalling events / positive regulation of ERK1 and ERK2 cascade ...3',5'-cyclic-AMP phosphodiesterase / protein kinase activator activity / cAMP catabolic process / 3',5'-cyclic-GMP phosphodiesterase activity / 3',5'-cyclic-AMP phosphodiesterase activity / cAMP-mediated signaling / cellular response to epidermal growth factor stimulus / kinase binding / G alpha (s) signalling events / positive regulation of ERK1 and ERK2 cascade / regulation of DNA-templated transcription / perinuclear region of cytoplasm / extracellular exosome / nucleus / metal ion binding / cytosol Similarity search - Function | |||||||||
Biological species | Homo sapiens (human) | |||||||||
Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 2.8 Å | |||||||||
Authors | Huang, Y. / Wu, X.-N. / Zhou, Q. / Wu, Y. / Luo, H.-B. | |||||||||
Funding support | China, 2items
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Citation | Journal: J.Med.Chem. / Year: 2020 Title: Rational Design of 2-Chloroadenine Derivatives as Highly Selective Phosphodiesterase 8A Inhibitors. Authors: Huang, Y. / Wu, X.N. / Zhou, Q. / Wu, Y. / Zheng, D. / Li, Z. / Guo, L. / Luo, H.B. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 7cwg.cif.gz | 84.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb7cwg.ent.gz | 60.6 KB | Display | PDB format |
PDBx/mmJSON format | 7cwg.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 7cwg_validation.pdf.gz | 785.7 KB | Display | wwPDB validaton report |
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Full document | 7cwg_full_validation.pdf.gz | 785.4 KB | Display | |
Data in XML | 7cwg_validation.xml.gz | 8.6 KB | Display | |
Data in CIF | 7cwg_validation.cif.gz | 12.5 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/cw/7cwg ftp://data.pdbj.org/pub/pdb/validation_reports/cw/7cwg | HTTPS FTP |
-Related structure data
Related structure data | 7cwaC 7cwfC 3ecmS S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
#1: Protein | Mass: 39090.020 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: PDE8A / Production host: Escherichia coli BL21 (bacteria) / Strain (production host): BL21 References: UniProt: O60658, 3',5'-cyclic-AMP phosphodiesterase |
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#2: Chemical | ChemComp-ZN / |
#3: Chemical | ChemComp-MG / |
#4: Chemical | ChemComp-GJU / |
#5: Water | ChemComp-HOH / |
Has ligand of interest | Y |
Has protein modification | Y |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 3.33 Å3/Da / Density meas: 63.07 Mg/m3 / Density % sol: 62.01 % |
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, hanging drop Details: 100mM Cacodylate Sodium pH 6.5, 15% Isopropanol, 30% Ethylene Glycol, 11% PEG3350 |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: SEALED TUBE / Type: OXFORD DIFFRACTION NOVA / Wavelength: 1.5406 Å |
Detector | Type: OXFORD ONYX CCD / Detector: CCD / Date: Aug 12, 2020 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5406 Å / Relative weight: 1 |
Reflection | Resolution: 2.8→22.35 Å / Num. obs: 20210 / % possible obs: 99.8 % / Redundancy: 9.3 % / Rmerge(I) obs: 0.157 / Net I/σ(I): 18.7 |
Reflection shell | Resolution: 2.8→3.04 Å / Redundancy: 10.8 % / Rmerge(I) obs: 0.224 / Mean I/σ(I) obs: 10.85 / Num. unique obs: 2021 / % possible all: 100 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 3ECM Resolution: 2.8→22.35 Å / Cor.coef. Fo:Fc: 0.82 / Cor.coef. Fo:Fc free: 0.779 / SU B: 20.347 / SU ML: 0.412 / Cross valid method: THROUGHOUT / ESU R: 1.25 / ESU R Free: 0.431 / 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: 1.2 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 41.421 Å2
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Refinement step | Cycle: 1 / Resolution: 2.8→22.35 Å
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