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Yorodumi- PDB-7qe9: Human cationic trypsin (TRY1) complexed with serine protease inhi... -
+Open data
-Basic information
Entry | Database: PDB / ID: 7qe9 | |||||||||
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Title | Human cationic trypsin (TRY1) complexed with serine protease inhibitor Kazal type 1 N34S (SPINK1 N34S) | |||||||||
Components |
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Keywords | HYDROLASE / TRY1 / SPINK1 / serine protease / protease-inhibitor complex / catalytic triad | |||||||||
Function / homology | Function and homology information negative regulation of nitric oxide mediated signal transduction / Uptake of dietary cobalamins into enterocytes / regulation of acrosome reaction / positive regulation of pancreatic juice secretion / regulation of store-operated calcium entry / negative regulation of peptidyl-tyrosine phosphorylation / negative regulation of calcium ion import / cellular response to peptide hormone stimulus / sperm capacitation / endopeptidase inhibitor activity ...negative regulation of nitric oxide mediated signal transduction / Uptake of dietary cobalamins into enterocytes / regulation of acrosome reaction / positive regulation of pancreatic juice secretion / regulation of store-operated calcium entry / negative regulation of peptidyl-tyrosine phosphorylation / negative regulation of calcium ion import / cellular response to peptide hormone stimulus / sperm capacitation / endopeptidase inhibitor activity / Activation of Matrix Metalloproteinases / positive regulation of peptide hormone secretion / trypsin / extracellular matrix disassembly / nitric oxide mediated signal transduction / digestion / response to nutrient levels / positive regulation of epithelial cell proliferation / serine-type endopeptidase inhibitor activity / positive regulation of cytosolic calcium ion concentration / response to ethanol / collagen-containing extracellular matrix / blood microparticle / serine-type endopeptidase activity / proteolysis / extracellular space / extracellular exosome / extracellular region / metal ion binding Similarity search - Function | |||||||||
Biological species | Homo sapiens (human) | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.1 Å | |||||||||
Authors | Nagel, F. / Palm, G.J. / Delcea, M. / Lammers, M. | |||||||||
Funding support | European Union, 2items
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Citation | Journal: Int J Mol Sci / Year: 2022 Title: Structural and Biophysical Insights into SPINK1 Bound to Human Cationic Trypsin. Authors: Nagel, F. / Palm, G.J. / Geist, N. / McDonnell, T.C.R. / Susemihl, A. / Girbardt, B. / Mayerle, J. / Lerch, M.M. / Lammers, M. / Delcea, M. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 7qe9.cif.gz | 393.8 KB | Display | PDBx/mmCIF format |
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PDB format | pdb7qe9.ent.gz | 316.3 KB | Display | PDB format |
PDBx/mmJSON format | 7qe9.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 7qe9_validation.pdf.gz | 459.5 KB | Display | wwPDB validaton report |
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Full document | 7qe9_full_validation.pdf.gz | 464.2 KB | Display | |
Data in XML | 7qe9_validation.xml.gz | 23.9 KB | Display | |
Data in CIF | 7qe9_validation.cif.gz | 34 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/qe/7qe9 ftp://data.pdbj.org/pub/pdb/validation_reports/qe/7qe9 | HTTPS FTP |
-Related structure data
Related structure data | 7qe8C C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
-Assembly
Deposited unit |
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1 |
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2 |
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Unit cell |
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-Components
#1: Protein | Mass: 24121.201 Da / Num. of mol.: 2 / Mutation: S200A Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: PRSS1, TRP1, TRY1, TRYP1 / Plasmid: pET47b / Production host: Escherichia coli (E. coli) / References: UniProt: P07477, trypsin #2: Protein | Mass: 6714.578 Da / Num. of mol.: 2 / Mutation: N34S Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: SPINK1, PSTI / Plasmid: pET47b / Production host: Escherichia coli (E. coli) / References: UniProt: P00995 #3: Chemical | ChemComp-SO4 / #4: Water | ChemComp-HOH / | Has ligand of interest | N | |
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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: 2.71 Å3/Da / Density % sol: 54.53 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 7.4 Details: 1 uL protein solution (20 mg/mL in 20 mM Hepes pH 7.4, 150 mM NaCl) + 1 uL well solution (15% PEG 4000, 0.3 M AS), cryo: 15% PEG 4000, 0.3 M AS, 8% PEG 400 |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: SYNCHROTRON / Site: BESSY / Beamline: 14.2 / Wavelength: 0.9184 Å |
Detector | Type: DECTRIS PILATUS3 S 2M / Detector: PIXEL / Date: Oct 23, 2020 / Details: DCM Si(111) |
Radiation | Monochromator: DCM Si(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9184 Å / Relative weight: 1 |
Reflection | Resolution: 2.1→50 Å / Num. obs: 38593 / % possible obs: 99.8 % / Observed criterion σ(I): -3 / Redundancy: 19.7 % / Biso Wilson estimate: 50.1 Å2 / CC1/2: 0.999 / Rrim(I) all: 0.179 / Rsym value: 0.174 / Net I/σ(I): 14.8 |
Reflection shell | Resolution: 2.1→2.22 Å / Redundancy: 19.4 % / Mean I/σ(I) obs: 1 / Num. unique obs: 6081 / CC1/2: 0.411 / Rrim(I) all: 3.256 / Rsym value: 3.172 / % possible all: 98.7 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 1TRN_A, 1CGI_I Resolution: 2.1→50 Å / Cor.coef. Fo:Fc: 0.961 / Cor.coef. Fo:Fc free: 0.947 / SU B: 12.904 / SU ML: 0.163 / Cross valid method: FREE R-VALUE / ESU R: 0.202 / ESU R Free: 0.175 Details: Hydrogens have been added in their 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 BULK SOLVENT | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 50.032 Å2
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Refinement step | Cycle: LAST / Resolution: 2.1→50 Å
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Refine LS restraints |
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LS refinement shell |
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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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