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- PDB-6xch: Room-temperature X-ray Crystal structure of SARS-CoV-2 main prote... -
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Open data
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Basic information
Entry | Database: PDB / ID: 6xch | ||||||
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Title | Room-temperature X-ray Crystal structure of SARS-CoV-2 main protease in complex with Leupeptin | ||||||
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![]() | VIRAL PROTEIN / HYDROLASE/INHIBITOR / SARS-CoV-2 Main Protease / HYDROLASE-INHIBITOR complex | ||||||
Function / homology | ![]() protein guanylyltransferase activity / RNA endonuclease activity, producing 3'-phosphomonoesters / mRNA guanylyltransferase activity / 5'-3' RNA helicase activity / Lyases; Phosphorus-oxygen lyases / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of TBK1 activity / 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 / Lyases; Phosphorus-oxygen lyases / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of TBK1 activity / 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 / TRAF3-dependent IRF activation pathway / Replication of the SARS-CoV-2 genome / snRNP Assembly / double membrane vesicle viral factory outer membrane / Hydrolases; Acting on ester bonds; Exoribonucleases producing 5'-phosphomonoesters / 5'-3' DNA helicase activity / SARS coronavirus main proteinase / host cell endosome / host cell endoplasmic reticulum-Golgi intermediate compartment / 3'-5'-RNA exonuclease activity / 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 / host cell Golgi apparatus / methyltransferase cap1 / symbiont-mediated perturbation of host ubiquitin-like protein modification / mRNA (nucleoside-2'-O-)-methyltransferase activity / DNA helicase / mRNA 5'-cap (guanine-N7-)-methyltransferase activity / 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 / symbiont-mediated suppression of host type I interferon-mediated signaling pathway / RNA helicase / induction by virus of host autophagy / copper ion binding / RNA-directed RNA polymerase / viral RNA genome replication / cysteine-type endopeptidase activity / RNA-dependent RNA polymerase activity / virus-mediated perturbation of host defense response / DNA-templated transcription / lipid binding / 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 | ![]() ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Kneller, D.W. / Kovalevsky, A. / Coates, L. | ||||||
![]() | ![]() Title: Malleability of the SARS-CoV-2 3CL M pro Active-Site Cavity Facilitates Binding of Clinical Antivirals. Authors: Kneller, D.W. / Galanie, S. / Phillips, G. / O'Neill, H.M. / Coates, L. / Kovalevsky, A. | ||||||
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 81.8 KB | Display | ![]() |
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PDB format | ![]() | 54.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 430.8 KB | Display | ![]() |
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Full document | ![]() | 432.4 KB | Display | |
Data in XML | ![]() | 13.8 KB | Display | |
Data in CIF | ![]() | 18.4 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 6xqsC ![]() 6xqtC ![]() 6xquC ![]() 6wqfS S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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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
#1: Protein | Mass: 33825.547 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Production host: ![]() ![]() References: UniProt: P0DTD1, SARS coronavirus main proteinase |
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#2: Protein/peptide | Mass: 429.578 Da / Num. of mol.: 1 / Source method: obtained synthetically / Source: (synth.) ![]() |
#3: Water | ChemComp-HOH / |
Has ligand of interest | N |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.02 Å3/Da / Density % sol: 38.97 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 6.5 / Details: BIS-TRIS pH=6.5, 20% PEG3350 |
-Data collection
Diffraction | Mean temperature: 293 K / Serial crystal experiment: N |
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Diffraction source | Source: ![]() |
Detector | Type: DECTRIS EIGER R 4M / Detector: PIXEL / Date: Jun 1, 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: 2.2→30.43 Å / Num. obs: 13712 / % possible obs: 98.3 % / Redundancy: 3.4 % / Biso Wilson estimate: 31 Å2 / CC1/2: 0.992 / Rpim(I) all: 0.06 / Net I/σ(I): 6.3 |
Reflection shell | Resolution: 2.2→2.27 Å / Mean I/σ(I) obs: 1.9 / Num. unique obs: 1143 / CC1/2: 0.666 / Rpim(I) all: 0.433 / % possible all: 97.5 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 6WQF Resolution: 2.2→27.8 Å / SU ML: 0.2922 / Cross valid method: FREE R-VALUE / σ(F): 1.36 / Phase error: 26.8904 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: 33.94 Å2 | ||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.2→27.8 Å
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Refine LS restraints |
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LS refinement shell |
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