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Open data
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Basic information
| Entry | Database: PDB / ID: 7wr3 | ||||||
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| Title | Crystal structure of MBP-fused OspC3 in complex with calmodulin | ||||||
Components |
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Keywords | TRANSFERASE / ADP-riboxanase / Effector | ||||||
| Function / homology | Function and homology informationsymbiont-mediated suppression of host signal transduction pathway / symbiont-mediated suppression of host calcium-mediated signal transduction / Lyases; Carbon-nitrogen lyases; Other carbon-nitrogen lyases / ADP-riboxanase activity / symbiont-mediated suppression of host programmed cell death / symbiont-mediated perturbation of host programmed cell death / CaM pathway / Cam-PDE 1 activation / Sodium/Calcium exchangers / Calmodulin induced events ...symbiont-mediated suppression of host signal transduction pathway / symbiont-mediated suppression of host calcium-mediated signal transduction / Lyases; Carbon-nitrogen lyases; Other carbon-nitrogen lyases / ADP-riboxanase activity / symbiont-mediated suppression of host programmed cell death / symbiont-mediated perturbation of host programmed cell death / CaM pathway / Cam-PDE 1 activation / Sodium/Calcium exchangers / Calmodulin induced events / Reduction of cytosolic Ca++ levels / Activation of Ca-permeable Kainate Receptor / CREB1 phosphorylation through the activation of CaMKII/CaMKK/CaMKIV cascasde / Loss of phosphorylation of MECP2 at T308 / CREB1 phosphorylation through the activation of Adenylate Cyclase / CaMK IV-mediated phosphorylation of CREB / PKA activation / negative regulation of high voltage-gated calcium channel activity / Glycogen breakdown (glycogenolysis) / CLEC7A (Dectin-1) induces NFAT activation / Activation of RAC1 downstream of NMDARs / negative regulation of ryanodine-sensitive calcium-release channel activity / organelle localization by membrane tethering / mitochondrion-endoplasmic reticulum membrane tethering / autophagosome membrane docking / negative regulation of calcium ion export across plasma membrane / regulation of cardiac muscle cell action potential / detection of maltose stimulus / presynaptic endocytosis / Synthesis of IP3 and IP4 in the cytosol / maltose transport complex / regulation of cell communication by electrical coupling involved in cardiac conduction / Phase 0 - rapid depolarisation / calcineurin-mediated signaling / Negative regulation of NMDA receptor-mediated neuronal transmission / Unblocking of NMDA receptors, glutamate binding and activation / carbohydrate transport / RHO GTPases activate PAKs / Ion transport by P-type ATPases / Uptake and function of anthrax toxins / regulation of ryanodine-sensitive calcium-release channel activity / Long-term potentiation / protein phosphatase activator activity / Calcineurin activates NFAT / Regulation of MECP2 expression and activity / DARPP-32 events / carbohydrate transmembrane transporter activity / maltose binding / Smooth Muscle Contraction / detection of calcium ion / maltose transport / maltodextrin transmembrane transport / regulation of cardiac muscle contraction / catalytic complex / RHO GTPases activate IQGAPs / regulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion / cellular response to interferon-beta / Protein methylation / calcium channel inhibitor activity / Activation of AMPK downstream of NMDARs / presynaptic cytosol / ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing / regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum / Ion homeostasis / eNOS activation / titin binding / Tetrahydrobiopterin (BH4) synthesis, recycling, salvage and regulation / sperm midpiece / regulation of calcium-mediated signaling / voltage-gated potassium channel complex / calcium channel complex / FCERI mediated Ca+2 mobilization / substantia nigra development / ATP-binding cassette (ABC) transporter complex / regulation of heart rate / Ras activation upon Ca2+ influx through NMDA receptor / FCGR3A-mediated IL10 synthesis / Antigen activates B Cell Receptor (BCR) leading to generation of second messengers / calyx of Held / adenylate cyclase activator activity / sarcomere / VEGFR2 mediated cell proliferation / protein serine/threonine kinase activator activity / VEGFR2 mediated vascular permeability / regulation of cytokinesis / cell chemotaxis / spindle microtubule / Translocation of SLC2A4 (GLUT4) to the plasma membrane / positive regulation of receptor signaling pathway via JAK-STAT / calcium channel regulator activity / RAF activation / Transcriptional activation of mitochondrial biogenesis / response to calcium ion / cellular response to type II interferon / Stimuli-sensing channels / G2/M transition of mitotic cell cycle / long-term synaptic potentiation / spindle pole / RAS processing / calcium-dependent protein binding Similarity search - Function | ||||||
| Biological species | Bolitoglossa (mushroom-tongued salamanders) Shigella flexneri (bacteria) Homo sapiens (human) | ||||||
| Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.87 Å | ||||||
Authors | Hou, Y.J. / Zeng, H. / Shao, F. / Ding, J. | ||||||
| Funding support | China, 1items
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Citation | Journal: Nat.Struct.Mol.Biol. / Year: 2023Title: Structural mechanisms of calmodulin activation of Shigella effector OspC3 to ADP-riboxanate caspase-4/11 and block pyroptosis. Authors: Hou, Y. / Zeng, H. / Li, Z. / Feng, N. / Meng, F. / Xu, Y. / Li, L. / Shao, F. / Ding, J. | ||||||
| History |
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 7wr3.cif.gz | 501.9 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb7wr3.ent.gz | 325.4 KB | Display | PDB format |
| PDBx/mmJSON format | 7wr3.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 7wr3_validation.pdf.gz | 1.7 MB | Display | wwPDB validaton report |
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| Full document | 7wr3_full_validation.pdf.gz | 1.8 MB | Display | |
| Data in XML | 7wr3_validation.xml.gz | 76.7 KB | Display | |
| Data in CIF | 7wr3_validation.cif.gz | 113.4 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/wr/7wr3 ftp://data.pdbj.org/pub/pdb/validation_reports/wr/7wr3 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 7wr0C ![]() 7wr1C ![]() 7wr2SC ![]() 7wr4C ![]() 7wr5C ![]() 7wr6C ![]() 5wq6S S: Starting model for refinement C: citing same article ( |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
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Assembly
| Deposited unit | ![]()
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| 1 | ![]()
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| 2 | ![]()
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| Unit cell |
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Components
-Protein , 2 types, 4 molecules ABCD
| #1: Protein | Mass: 90608.555 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Bolitoglossa (mushroom-tongued salamanders), (gene. exp.) Shigella flexneri (bacteria)Gene: malE, ospC3 / Plasmid: pGEX-6P-2 / Production host: ![]() #2: Protein | Mass: 17250.984 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: CALM1, CALM, CAM, CAM1 / Production host: ![]() |
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-Sugars , 1 types, 2 molecules
| #3: Polysaccharide |
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-Non-polymers , 3 types, 1343 molecules 




| #4: Chemical | ChemComp-SO4 / #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: X-RAY DIFFRACTION / Number of used crystals: 1 |
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Sample preparation
| Crystal | Density Matthews: 2.72 Å3/Da / Density % sol: 54.73 % |
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| Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop Details: 20% PEG3350, 0.1 M Tris pH 8.2-8.4, 0.2 M Lithium Sulfate, 0.7% 1-Butanol PH range: 8.2 - 8.4 |
-Data collection
| Diffraction | Mean temperature: 93 K / Serial crystal experiment: N |
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| Diffraction source | Source: SYNCHROTRON / Site: SSRF / Beamline: BL19U1 / Wavelength: 0.97853 Å |
| Detector | Type: DECTRIS PILATUS3 6M / Detector: PIXEL / Date: May 8, 2021 |
| Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
| Radiation wavelength | Wavelength: 0.97853 Å / Relative weight: 1 |
| Reflection | Resolution: 1.87→49.99 Å / Num. obs: 187465 / % possible obs: 99.2 % / Redundancy: 6.86 % / Biso Wilson estimate: 29.61 Å2 / CC1/2: 0.998 / Rmerge(I) obs: 0.088 / Rrim(I) all: 0.096 / Net I/σ(I): 12.49 |
| Reflection shell | Resolution: 1.87→1.92 Å / Rmerge(I) obs: 0.865 / Mean I/σ(I) obs: 2.29 / Num. unique obs: 13706 / CC1/2: 0.736 / Rrim(I) all: 0.939 / % possible all: 98.2 |
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENTStarting model: 7WR2, 5WQ6 Resolution: 1.87→49.99 Å / SU ML: 0.2321 / Cross valid method: FREE R-VALUE / σ(F): 1.38 / Phase error: 23.8264 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: 40.31 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Refinement step | Cycle: LAST / Resolution: 1.87→49.99 Å
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| Refine LS restraints |
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| LS refinement shell |
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About Yorodumi




Shigella flexneri (bacteria)
Homo sapiens (human)
X-RAY DIFFRACTION
China, 1items
Citation






PDBj

























