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Yorodumi- PDB-7lcs: Improved Feline Drugs as SARS-CoV-2 Mpro Inhibitors: Structure-Ac... -
+Open data
-Basic information
Entry | Database: PDB / ID: 7lcs | |||||||||
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Title | Improved Feline Drugs as SARS-CoV-2 Mpro Inhibitors: Structure-Activity Studies & Micellar Solubilization for Enhanced Bioavailability | |||||||||
Components | 3C-like proteinase | |||||||||
Keywords | VIRAL PROTEIN / HYDROLASE/INHIBITOR / COVID-19 / SARS-CoV-2 / 3CLpro / coronavirus / main protease / kinetics / SARS / Hydrolase-Hydrolase Inhibitor complex / HYDROLASE / HYDROLASE-INHIBITOR complex | |||||||||
Function / homology | Function and homology information protein guanylyltransferase activity / RNA endonuclease activity, producing 3'-phosphomonoesters / mRNA guanylyltransferase activity / 5'-3' RNA helicase activity / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of TBK1 activity / Lyases; Phosphorus-oxygen lyases / Assembly of the SARS-CoV-2 Replication-Transcription Complex (RTC) / Maturation of replicase proteins / ISG15-specific peptidase activity / Transcription of SARS-CoV-2 sgRNAs ...protein guanylyltransferase activity / RNA endonuclease activity, producing 3'-phosphomonoesters / mRNA guanylyltransferase activity / 5'-3' RNA helicase activity / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of TBK1 activity / Lyases; Phosphorus-oxygen lyases / Assembly of the SARS-CoV-2 Replication-Transcription Complex (RTC) / Maturation of replicase proteins / ISG15-specific peptidase activity / Transcription of SARS-CoV-2 sgRNAs / Translation of Replicase and Assembly of the Replication Transcription Complex / snRNP Assembly / TRAF3-dependent IRF activation pathway / Replication of the SARS-CoV-2 genome / Hydrolases; Acting on ester bonds; Exoribonucleases producing 5'-phosphomonoesters / : / double membrane vesicle viral factory outer membrane / SARS coronavirus main proteinase / host cell endosome / 3'-5'-RNA exonuclease activity / host cell endoplasmic reticulum-Golgi intermediate compartment / symbiont-mediated suppression of host toll-like receptor signaling pathway / symbiont-mediated degradation of host mRNA / mRNA guanylyltransferase / symbiont-mediated suppression of host ISG15-protein conjugation / G-quadruplex RNA binding / SARS-CoV-2 modulates host translation machinery / omega peptidase activity / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of IRF3 activity / mRNA (guanine-N7)-methyltransferase / methyltransferase cap1 / host cell Golgi apparatus / symbiont-mediated perturbation of host ubiquitin-like protein modification / mRNA (nucleoside-2'-O-)-methyltransferase activity / mRNA 5'-cap (guanine-N7-)-methyltransferase activity / DNA helicase / ubiquitinyl hydrolase 1 / cysteine-type deubiquitinase activity / Hydrolases; Acting on peptide bonds (peptidases); Cysteine endopeptidases / single-stranded RNA binding / host cell endoplasmic reticulum membrane / host cell perinuclear region of cytoplasm / viral protein processing / lyase activity / RNA helicase / induction by virus of host autophagy / RNA-directed RNA polymerase / copper ion binding / symbiont-mediated suppression of host gene expression / viral RNA genome replication / cysteine-type endopeptidase activity / RNA-dependent RNA polymerase activity / DNA-templated transcription / lipid binding / symbiont-mediated suppression of host type I interferon-mediated signaling pathway / host cell nucleus / SARS-CoV-2 activates/modulates innate and adaptive immune responses / ATP hydrolysis activity / proteolysis / RNA binding / zinc ion binding / ATP binding / membrane Similarity search - Function | |||||||||
Biological species | Severe acute respiratory syndrome coronavirus 2 | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.85 Å | |||||||||
Authors | Khan, M.B. / Arutyunova, E. / Young, H.S. / Lemieux, M.J. | |||||||||
Funding support | Canada, 2items
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Citation | Journal: Eur.J.Med.Chem. / Year: 2021 Title: Improved SARS-CoV-2 M pro inhibitors based on feline antiviral drug GC376: Structural enhancements, increased solubility, and micellar studies. Authors: Vuong, W. / Fischer, C. / Khan, M.B. / van Belkum, M.J. / Lamer, T. / Willoughby, K.D. / Lu, J. / Arutyunova, E. / Joyce, M.A. / Saffran, H.A. / Shields, J.A. / Young, H.S. / Nieman, J.A. / ...Authors: Vuong, W. / Fischer, C. / Khan, M.B. / van Belkum, M.J. / Lamer, T. / Willoughby, K.D. / Lu, J. / Arutyunova, E. / Joyce, M.A. / Saffran, H.A. / Shields, J.A. / Young, H.S. / Nieman, J.A. / Tyrrell, D.L. / Lemieux, M.J. / Vederas, J.C. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 7lcs.cif.gz | 233.9 KB | Display | PDBx/mmCIF format |
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PDB format | pdb7lcs.ent.gz | 156.9 KB | Display | PDB format |
PDBx/mmJSON format | 7lcs.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/lc/7lcs ftp://data.pdbj.org/pub/pdb/validation_reports/lc/7lcs | HTTPS FTP |
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-Related structure data
Related structure data | 7lcoC 7lcrC 7lctC 7ldlC 6wtmS 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: 33825.547 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Severe acute respiratory syndrome coronavirus 2 Gene: rep, 1a-1b / Production host: Escherichia coli O103:H2 (bacteria) / Strain (production host): 12009 References: UniProt: P0DTD1, SARS coronavirus main proteinase |
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#2: Chemical | ChemComp-XTP / |
#3: Water | ChemComp-HOH / |
Has ligand of interest | Y |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.03 Å3/Da / Density % sol: 39.45 % |
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Crystal grow | Temperature: 295 K / Method: vapor diffusion, hanging drop / pH: 7 Details: 0.2 M Lithium chloride, 0.1 M HEPES pH 7.0, 20 % w/v PEG 6000 |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: SYNCHROTRON / Site: SSRL / Beamline: BL12-2 / Wavelength: 0.97946 Å |
Detector | Type: DECTRIS PILATUS3 S 6M / Detector: PIXEL / Date: Sep 12, 2020 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97946 Å / Relative weight: 1 |
Reflection | Resolution: 1.85→39.07 Å / Num. obs: 22945 / % possible obs: 96.41 % / Redundancy: 6.27 % / Biso Wilson estimate: 22.15 Å2 / CC1/2: 0.997 / Net I/σ(I): 12.16 |
Reflection shell | Resolution: 1.85→1.916 Å / Num. unique obs: 2101 / CC1/2: 0.823 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 6WTM Resolution: 1.85→39.07 Å / SU ML: 0.3417 / Cross valid method: FREE R-VALUE / σ(F): 0.42 / Phase error: 32.4207 Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 33.52 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.85→39.07 Å
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Refine LS restraints |
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LS refinement shell |
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Refinement TLS params. | Method: refined / Origin x: -17.0918708793 Å / Origin y: 14.7995452582 Å / Origin z: 17.4973816062 Å
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Refinement TLS group | Selection details: all |