+Open data
-Basic information
Entry | Database: PDB / ID: 8swk | ||||||
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Title | Cryo-EM structure of NLRP3 closed hexamer | ||||||
Components | NACHT, LRR and PYD domains-containing protein 3 | ||||||
Keywords | IMMUNE SYSTEM / Closed NLRP3 / Cryo-EM | ||||||
Function / homology | Function and homology information molecular sensor activity / detection of biotic stimulus / cysteine-type endopeptidase activator activity / phosphatidylinositol phosphate binding / positive regulation of T-helper 2 cell differentiation / NLRP3 inflammasome complex / NLRP3 inflammasome complex assembly / interphase microtubule organizing center / positive regulation of T-helper 2 cell cytokine production / osmosensory signaling pathway ...molecular sensor activity / detection of biotic stimulus / cysteine-type endopeptidase activator activity / phosphatidylinositol phosphate binding / positive regulation of T-helper 2 cell differentiation / NLRP3 inflammasome complex / NLRP3 inflammasome complex assembly / interphase microtubule organizing center / positive regulation of T-helper 2 cell cytokine production / osmosensory signaling pathway / positive regulation of type 2 immune response / pattern recognition receptor signaling pathway / peptidoglycan binding / phosphatidylinositol-4-phosphate binding / negative regulation of non-canonical NF-kappaB signal transduction / microtubule organizing center / negative regulation of interleukin-1 beta production / pyroptotic inflammatory response / positive regulation of interleukin-4 production / negative regulation of acute inflammatory response / The NLRP3 inflammasome / protein maturation / Purinergic signaling in leishmaniasis infection / signaling adaptor activity / positive regulation of interleukin-1 beta production / molecular condensate scaffold activity / Hydrolases; Acting on acid anhydrides; Acting on acid anhydrides to facilitate cellular and subcellular movement / ADP binding / protein homooligomerization / Cytoprotection by HMOX1 / cellular response to virus / Metalloprotease DUBs / negative regulation of inflammatory response / defense response / positive regulation of inflammatory response / positive regulation of non-canonical NF-kappaB signal transduction / SARS-CoV-1 activates/modulates innate immune responses / positive regulation of NF-kappaB transcription factor activity / protein-macromolecule adaptor activity / cellular response to lipopolysaccharide / DNA-binding transcription factor binding / sequence-specific DNA binding / molecular adaptor activity / inflammatory response / Golgi membrane / innate immune response / apoptotic process / SARS-CoV-2 activates/modulates innate and adaptive immune responses / endoplasmic reticulum / signal transduction / positive regulation of transcription by RNA polymerase II / ATP hydrolysis activity / mitochondrion / extracellular region / ATP binding / identical protein binding / membrane / nucleus / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | Homo sapiens (human) | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 4.32 Å | ||||||
Authors | Yu, X. / Matico, R.E. / Miller, R. / Schoubroeck, B.V. / Grauwen, K. / Suarez, J. / Pietrak, B. / Haloi, N. / Yin, Y. / Tresadern, G.J. ...Yu, X. / Matico, R.E. / Miller, R. / Schoubroeck, B.V. / Grauwen, K. / Suarez, J. / Pietrak, B. / Haloi, N. / Yin, Y. / Tresadern, G.J. / Perez-Benito, L. / Lindahl, E. / Bottelbergs, A. / Oehlrich, D. / Opdenbosch, N.V. / Sharma, S. | ||||||
Funding support | 1items
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Citation | Journal: Nat Commun / Year: 2024 Title: Cryo-EM structures of NLRP3 reveal its self-activation mechanism Authors: Yu, X. / Matico, R.E. / Miller, R. / Schoubroeck, B.V. / Grauwen, K. / Suarez, J. / Pietrak, B. / Haloi, N. / Yin, Y. / Tresadern, G.J. / Perez-Benito, L. / Lindahl, E. / Bottelbergs, A. / ...Authors: Yu, X. / Matico, R.E. / Miller, R. / Schoubroeck, B.V. / Grauwen, K. / Suarez, J. / Pietrak, B. / Haloi, N. / Yin, Y. / Tresadern, G.J. / Perez-Benito, L. / Lindahl, E. / Bottelbergs, A. / Oehlrich, D. / Opdenbosch, N.V. / Sharma, S. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 8swk.cif.gz | 982.9 KB | Display | PDBx/mmCIF format |
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PDB format | pdb8swk.ent.gz | 794.4 KB | Display | PDB format |
PDBx/mmJSON format | 8swk.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/sw/8swk ftp://data.pdbj.org/pub/pdb/validation_reports/sw/8swk | HTTPS FTP |
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-Related structure data
Related structure data | 40820MC 8swfC 8sxnC M: map data used to model this data 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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-Components
#1: Protein | Mass: 103676.641 Da / Num. of mol.: 6 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: NLRP3, C1orf7, CIAS1, NALP3, PYPAF1 / Production host: Spodoptera frugiperda (fall armyworm) References: UniProt: Q96P20, Hydrolases; Acting on acid anhydrides; Acting on acid anhydrides to facilitate cellular and subcellular movement #2: Chemical | ChemComp-7YN / #3: Chemical | ChemComp-ATP / Has ligand of interest | Y | |
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-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
-Sample preparation
Component | Name: NLRP3 open octamer complex / Type: COMPLEX / Entity ID: #1 / Source: RECOMBINANT |
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Source (natural) | Organism: Homo sapiens (human) |
Source (recombinant) | Organism: Spodoptera frugiperda (fall armyworm) |
Buffer solution | pH: 7.4 |
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Vitrification | Cryogen name: ETHANE |
-Electron microscopy imaging
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |
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Microscopy | Model: FEI TITAN KRIOS |
Electron gun | Electron source: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM |
Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 2400 nm / Nominal defocus min: 1200 nm |
Image recording | Electron dose: 52 e/Å2 / Film or detector model: GATAN K3 (6k x 4k) |
-Processing
CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION |
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3D reconstruction | Resolution: 4.32 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 72861 / Symmetry type: POINT |