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- PDB-8c1b: Focused map for structure of IgE bound to the ectodomain of FceRIa -
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Open data
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Basic information
Entry | Database: PDB / ID: 8c1b | ||||||||||||
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Title | Focused map for structure of IgE bound to the ectodomain of FceRIa | ||||||||||||
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![]() | IMMUNE SYSTEM / adaptive immune system / IgE / Fc receptor / allergy | ||||||||||||
Function / homology | ![]() high-affinity IgE receptor activity / adaptive immune memory response / primary adaptive immune response / IgE B cell receptor complex / type I hypersensitivity / B cell antigen processing and presentation / Fc receptor-mediated immune complex endocytosis / eosinophil degranulation / IgE immunoglobulin complex / macrophage activation ...high-affinity IgE receptor activity / adaptive immune memory response / primary adaptive immune response / IgE B cell receptor complex / type I hypersensitivity / B cell antigen processing and presentation / Fc receptor-mediated immune complex endocytosis / eosinophil degranulation / IgE immunoglobulin complex / macrophage activation / IgE binding / type 2 immune response / Fc epsilon receptor (FCERI) signaling / antibody-dependent cellular cytotoxicity / mast cell degranulation / B cell proliferation / macrophage differentiation / immunoglobulin mediated immune response / Role of LAT2/NTAL/LAB on calcium mobilization / immunoglobulin complex, circulating / immunoglobulin receptor binding / FCERI mediated Ca+2 mobilization / complement activation, classical pathway / FCERI mediated MAPK activation / antigen binding / B cell receptor signaling pathway / FCERI mediated NF-kB activation / antibacterial humoral response / Interleukin-4 and Interleukin-13 signaling / adaptive immune response / blood microparticle / cell surface receptor signaling pathway / inflammatory response / immune response / external side of plasma membrane / cell surface / extracellular space / extracellular exosome / extracellular region / plasma membrane Similarity search - Function | ||||||||||||
Biological species | ![]() | ||||||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.8 Å | ||||||||||||
![]() | Andersen, G.R. / Jensen, R.K. | ||||||||||||
Funding support | ![]()
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![]() | ![]() Title: Structure of IgE bound to the ectodomain of FceRIa Authors: Andersen, G.R. / Jensen, R.K. | ||||||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 268.3 KB | Display | ![]() |
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PDB format | ![]() | 222.7 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.2 MB | Display | ![]() |
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Full document | ![]() | 1.2 MB | Display | |
Data in XML | ![]() | 37.9 KB | Display | |
Data in CIF | ![]() | 54.2 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 16377MC ![]() 8c1cC M: map data used to model this data C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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1 |
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Components
#1: Protein | Mass: 35444.715 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() #2: Protein | | Mass: 19625.762 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() #3: Polysaccharide | Source method: isolated from a genetically manipulated source #4: Polysaccharide | alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta- ...alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | Source method: isolated from a genetically manipulated source #5: Sugar | Has ligand of interest | N | |
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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 |
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Sample preparation
Component | Name: IgE-FceRIa complex / Type: COMPLEX / Entity ID: #1-#2 / Source: RECOMBINANT |
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Molecular weight | Value: 0.22 MDa / Experimental value: NO |
Source (natural) | Organism: ![]() |
Source (recombinant) | Organism: ![]() |
Buffer solution | pH: 7.5 |
Specimen | Conc.: 3.1 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Vitrification | Cryogen name: ETHANE |
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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: ![]() |
Electron lens | Mode: BRIGHT FIELD / Nominal magnification: 105000 X / Nominal defocus max: 1800 nm / Nominal defocus min: 500 nm / Cs: 2.7 mm / C2 aperture diameter: 70 µm |
Image recording | Electron dose: 59.16 e/Å2 / Film or detector model: GATAN K3 (6k x 4k) |
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Processing
Software | Name: PHENIX / Version: 1.20.1_4487: / Classification: refinement | ||||||||||||||||||||||||
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||
3D reconstruction | Resolution: 3.8 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 573328 / Symmetry type: POINT | ||||||||||||||||||||||||
Refine LS restraints |
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