8K7T

Mouse Fc epsilon RI in complex with mIgE Fc

• PDB DOI: https://doi.org/10.2210/pdb8K7T/pdb
• EM Map EMD-36941: EMDB EMDataResource

• Classification: IMMUNE SYSTEM
• Organism(s): Mus musculus
• Expression System: Homo sapiens
• Mutation(s): No 
• Membrane Protein: Yes  PDBTM


• Deposited: 2023-07-27 Released: 2024-07-17 
• Deposition Author(s): Zhang, Z., Yui, M., Ohto, U., Shimizu, T.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.71 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Mouse Fc epsilon RI in complex withMouse Fc epsilon RI in complex with mIgE Fc mIgE Fc

Zhang, Z., Yui, M., Ohto, U., Shimizu, T.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 6-mer - A2B2C1D1 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 167.88 kDa 
• Atom Count: 8,948 
• Modelled Residue Count: 1,084 
• Deposited Residue Count: 1,438 
• Unique protein chains: 4

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
High affinity immunoglobulin epsilon receptor subunit alpha	A	273	Mus musculus	Mutation(s): 0  Gene Names: Fcer1a Membrane Entity: Yes
UniProt
Find proteins for P20489 (Mus musculus) Explore P20489  Go to UniProtKB:  P20489
Glycosylation
Glycosylation Sites: 5		Go to GlyGen: P20489-1

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
High affinity immunoglobulin epsilon receptor subunit gamma	B [auth G], C [auth H]	104	Mus musculus	Mutation(s): 0  Gene Names: Fcer1g Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P20491 (Mus musculus) Explore P20491  Go to UniProtKB:  P20491
IMPC:  MGI:95496

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
High affinity immunoglobulin epsilon receptor subunit beta	D [auth B]	245	Mus musculus	Mutation(s): 0  Gene Names: Ms4a2 Membrane Entity: Yes
UniProt
Find proteins for P20490 (Mus musculus) Explore P20490  Go to UniProtKB:  P20490

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
IgE Fc	E, F	356	Mus musculus	Mutation(s): 0
Glycosylation
Glycosylation Sites: 3

Oligosaccharides

Help

Entity ID: 5
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	G [auth C], H [auth D]	3		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G15407YE GlyCosmos:  G15407YE GlyGen:  G15407YE

Entity ID: 6
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	I, J	5		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G22768VO GlyCosmos:  G22768VO GlyGen:  G22768VO

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	K [auth A], L [auth A], M [auth A], N [auth E], O [auth E], P [auth F], Q [auth F]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.71 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-07-17 
Deposition Author(s): Zhang, Z., Yui, M., Ohto, U., Shimizu, T.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2024-07-17
  Type: Initial release