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- PDB-7qgw: Sulfonated Calpeptin is a promising drug candidate against SARS-C... -
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Open data
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Basic information
Entry | Database: PDB / ID: 7qgw | ||||||
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Title | Sulfonated Calpeptin is a promising drug candidate against SARS-CoV-2 infections | ||||||
![]() | Cathepsin L2 | ||||||
![]() | HYDROLASE / cathepsin / inhibitor | ||||||
Function / homology | ![]() cathepsin V / RUNX1 regulates transcription of genes involved in differentiation of keratinocytes / Trafficking and processing of endosomal TLR / Assembly of collagen fibrils and other multimeric structures / Activation of Matrix Metalloproteinases / cysteine-type endopeptidase activator activity involved in apoptotic process / extracellular matrix disassembly / cysteine-type peptidase activity / MHC class II antigen presentation / Degradation of the extracellular matrix ...cathepsin V / RUNX1 regulates transcription of genes involved in differentiation of keratinocytes / Trafficking and processing of endosomal TLR / Assembly of collagen fibrils and other multimeric structures / Activation of Matrix Metalloproteinases / cysteine-type endopeptidase activator activity involved in apoptotic process / extracellular matrix disassembly / cysteine-type peptidase activity / MHC class II antigen presentation / Degradation of the extracellular matrix / lysosomal lumen / proteolysis involved in protein catabolic process / Endosomal/Vacuolar pathway / positive regulation of apoptotic signaling pathway / antigen processing and presentation of exogenous peptide antigen via MHC class II / immune response / cysteine-type endopeptidase activity / serine-type endopeptidase activity / extracellular space / extracellular region Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Loboda, J. / Karnicar, K. / Lindic, N. / Usenik, A. / Lieske, J. / Meents, A. / Guenther, S. / Reinke, P.Y.A. / Falke, S. / Ewert, W. / Turk, D. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Calpeptin is a potent cathepsin inhibitor and drug candidate for SARS-CoV-2 infections. Authors: Reinke, P.Y.A. / de Souza, E.E. / Gunther, S. / Falke, S. / Lieske, J. / Ewert, W. / Loboda, J. / Herrmann, A. / Rahmani Mashhour, A. / Karnicar, K. / Usenik, A. / Lindic, N. / Sekirnik, A. ...Authors: Reinke, P.Y.A. / de Souza, E.E. / Gunther, S. / Falke, S. / Lieske, J. / Ewert, W. / Loboda, J. / Herrmann, A. / Rahmani Mashhour, A. / Karnicar, K. / Usenik, A. / Lindic, N. / Sekirnik, A. / Botosso, V.F. / Santelli, G.M.M. / Kapronezai, J. / de Araujo, M.V. / Silva-Pereira, T.T. / Filho, A.F.S. / Tavares, M.S. / Florez-Alvarez, L. / de Oliveira, D.B.L. / Durigon, E.L. / Giaretta, P.R. / Heinemann, M.B. / Hauser, M. / Seychell, B. / Bohler, H. / Rut, W. / Drag, M. / Beck, T. / Cox, R. / Chapman, H.N. / Betzel, C. / Brehm, W. / Hinrichs, W. / Ebert, G. / Latham, S.L. / Guimaraes, A.M.S. / Turk, D. / Wrenger, C. / Meents, 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 | ![]() | 254.6 KB | Display | ![]() |
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PDB format | ![]() | 169.7 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1003.9 KB | Display | ![]() |
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Full document | ![]() | 1008.6 KB | Display | |
Data in XML | ![]() | 27.6 KB | Display | |
Data in CIF | ![]() | 42 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 7qkaC ![]() 7qkbC ![]() 7qkcC ![]() 7z3tC ![]() 7z3uC ![]() 7z58C ![]() 8c3dC ![]() 1fh0S S: Starting model for refinement C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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1 |
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Unit cell |
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Components on special symmetry positions |
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Components
-Protein , 1 types, 2 molecules AB
#1: Protein | Mass: 24054.000 Da / Num. of mol.: 2 / Mutation: N108Q, N179Q Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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-Non-polymers , 5 types, 699 molecules ![](data/chem/img/CL.gif)
![](data/chem/img/MPD.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/RN2.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/MPD.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/RN2.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-CL / #3: Chemical | ChemComp-MPD / ( #4: Chemical | ChemComp-GOL / #5: Chemical | #6: Water | ChemComp-HOH / | |
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-Details
Has ligand of interest | Y |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.93 Å3/Da / Density % sol: 58.07 % |
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Crystal grow | Temperature: 278 K / Method: vapor diffusion, sitting drop / Details: 77 % MPD, 23 % of 60 mM TRIS, pH 8 |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Jul 9, 2021 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 1.3→50 Å / Num. obs: 139006 / % possible obs: 99.9 % / Redundancy: 23.7 % / CC1/2: 1 / Net I/σ(I): 32.94 |
Reflection shell | Resolution: 1.303→1.35 Å / Num. unique obs: 13653 / CC1/2: 0.837 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1FH0 Resolution: 1.3→47.12 Å / Cor.coef. Fo:Fc: 0.9004 / Cor.coef. Fo:Fc free: 0.8602 / SU B: 0.18 / Cross valid method: FREE R-VALUE / σ(F): 0 / Phase error: 20.6 / Stereochemistry target values: ML Details: Free kick ML target function uses all data for estimating phase errors
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Solvent computation | VDW probe radii: 1.4 Å / Solvent model: MASK FLAT BULK SOLVENT MODEL / Bsol: 29.21 Å2 / ksol: 0.36 e/Å3 | |||||||||||||||||||||||||
Displacement parameters | Biso max: 1.42 Å2 / Biso mean: 0.54 Å2 / Biso min: 0.35 Å2
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Refinement step | Cycle: LAST / Resolution: 1.3→47.12 Å
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LS refinement shell | Resolution: 1.3→1.33 Å / Total num. of bins used: 20
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