8D7E

Cryo-EM structure of human CNTFR alpha in complex with the Fab fragments of two antibodies

• PDB DOI: https://doi.org/10.2210/pdb8D7E/pdb
• EM Map EMD-27228: EMDB EMDataResource

• Classification: CYTOKINE/Immune System
• Organism(s): Homo sapiens
• Expression System: Cricetulus griseus
• Mutation(s): No 


• Deposited: 2022-06-07 Released: 2023-03-29 
• Deposition Author(s): Zhou, Y., Franklin, M.C.
• Funding Organization(s): Other private

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.93 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 5-mer - A2B2C1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 5-mer - A4B1 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: 135.21 kDa 
• Atom Count: 8,959 
• Modelled Residue Count: 1,143 
• Deposited Residue Count: 1,215 
• Unique protein chains: 5

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ciliary neurotrophic factor receptor subunit alpha	A [auth C]	348	Homo sapiens	Mutation(s): 0  Gene Names: CNTFR
UniProt & NIH Common Fund Data Resources
Find proteins for P26992 (Homo sapiens) Explore P26992  Go to UniProtKB:  P26992
PHAROS:  P26992 GTEx:  ENSG00000122756

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
H4H25311P2 antibody Fab fragment light chain	B [auth G]	215	Homo sapiens	Mutation(s): 0

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
H4H25311P2 antibody Fab fragment heavy chain	C [auth F]	217	Homo sapiens	Mutation(s): 0

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
REGN8938 antibody Fab fragment light chain	D [auth E]	215	Homo sapiens	Mutation(s): 0

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
REGN8938 antibody Fab fragment heavy chain	E [auth D]	220	Homo sapiens	Mutation(s): 0

Oligosaccharides

Help

Entity ID: 6
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	F [auth A], G [auth B], H, I	2	N/A	N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.93 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-03-29 
Deposition Author(s): Zhou, Y., Franklin, M.C.

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Funding Organization	Location	Grant Number
Other private		--

Revision History  

• Version 1.0: 2023-03-29
  Type: Initial release