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- PDB-7lkt: 1.50 A resolution structure of SARS-CoV-2 3CL protease in complex... -
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Open data
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Basic information
Entry | Database: PDB / ID: 7lkt | ||||||
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Title | 1.50 A resolution structure of SARS-CoV-2 3CL protease in complex with inhibitor 2k | ||||||
![]() | 3C-like proteinase | ||||||
![]() | HYDROLASE/INHIBITOR / COVID-19 / PROTEASE / severe acute respiratory syndrome coronavirus 2 / SARS-CoV-2 3CL protease Inhhibitors / 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 | ![]() ![]() ![]() ![]() | ||||||
![]() | Kashipathy, M.M. / Lovell, S. / Battaile, K.P. / Chamandi, S.D. / Rathnayake, A.D. / Nguyen, H.N. / Baird, M.A. / Kim, Y. / Shadipeni, N. / Chang, K.O. / Groutas, W.C. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Structure-Guided Design of Conformationally Constrained Cyclohexane Inhibitors of Severe Acute Respiratory Syndrome Coronavirus-2 3CL Protease. Authors: Dampalla, C.S. / Kim, Y. / Bickmeier, N. / Rathnayake, A.D. / Nguyen, H.N. / Zheng, J. / Kashipathy, M.M. / Baird, M.A. / Battaile, K.P. / Lovell, S. / Perlman, S. / Chang, K.O. / Groutas, W.C. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 142.3 KB | Display | ![]() |
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PDB format | ![]() | 108.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.7 MB | Display | ![]() |
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Full document | ![]() | 1.8 MB | Display | |
Data in XML | ![]() | 28.8 KB | Display | |
Data in CIF | ![]() | 41.6 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 7lkrC ![]() 7lksC ![]() 7lkuC ![]() 7lkvC ![]() 7lkwC ![]() 7lkxC ![]() 6xmkS 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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Unit cell |
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Components
-Protein , 1 types, 2 molecules AB
#1: Protein | Mass: 34068.805 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Gene: rep, 1a-1b / Plasmid: pET28 / Production host: ![]() ![]() References: UniProt: P0DTD1, SARS coronavirus main proteinase |
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-Non-polymers , 5 types, 427 molecules ![](data/chem/img/Y7M.gif)
![](data/chem/img/Y4V.gif)
![](data/chem/img/FLC.gif)
![](data/chem/img/PG4.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/Y4V.gif)
![](data/chem/img/FLC.gif)
![](data/chem/img/PG4.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | #3: Chemical | #4: Chemical | ChemComp-FLC / | #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: 2.26 Å3/Da / Density % sol: 45.58 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 5.5 / Details: 15% w/v PEG6000, 100 mM sodium citrate |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N | ||||||||||||||||||||||||
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Diffraction source | Source: ![]() ![]() ![]() | ||||||||||||||||||||||||
Detector | Type: DECTRIS EIGER2 X 9M / Detector: PIXEL / Date: Nov 28, 2020 | ||||||||||||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||||||||
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 | ||||||||||||||||||||||||
Reflection | Resolution: 1.5→49.08 Å / Num. obs: 96612 / % possible obs: 99.9 % / Redundancy: 3.5 % / Biso Wilson estimate: 18.29 Å2 / CC1/2: 0.997 / Rmerge(I) obs: 0.063 / Net I/σ(I): 10.5 / Num. measured all: 336406 / Scaling rejects: 288 | ||||||||||||||||||||||||
Reflection shell | Diffraction-ID: 1
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-Phasing
Phasing | Method: ![]() |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 6XMK Resolution: 1.5→37.21 Å / SU ML: 0.17 / Cross valid method: THROUGHOUT / σ(F): 1 / Phase error: 22.45 / Stereochemistry target values: ML
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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 max: 78.82 Å2 / Biso mean: 26.0599 Å2 / Biso min: 11.05 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: final / Resolution: 1.5→37.21 Å
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Rfactor Rfree error: 0 / Total num. of bins used: 30 / % reflection obs: 100 %
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