8IFN

MERS-CoV spike trimer in complex with nanobody VHH-T148

• PDB DOI: https://doi.org/10.2210/pdb8IFN/pdb
• EM Map EMD-35422: EMDB EMDataResource

• Classification: VIRAL PROTEIN
• Organism(s): Middle East respiratory syndrome-related coronavirus, Camelus dromedarius
• Expression System: Trichoplusia ni, Homo sapiens
• Mutation(s): No 


• Deposited: 2023-02-19 Released: 2024-02-28 
• Deposition Author(s): Wang, X., Tian, L.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.81 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structures and neutralizing mechanisms of camel nanobodies targeting the receptor-binding domain of MERS-CoV spike glycoprotein

Tian, L., Wang, R., Zhang, L., Wang, X.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Hetero 6-mer - A3B3 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 491.85 kDa 
• Atom Count: 30,441 
• Modelled Residue Count: 3,924 
• Deposited Residue Count: 4,446 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Spike glycoprotein	A [auth B], C, E	1,347	Middle East respiratory syndrome-related coronavirus	Mutation(s): 0
UniProt
Find proteins for K9N5Q8 (Middle East respiratory syndrome-related coronavirus (isolate United Kingdom/H123990006/2012)) Explore K9N5Q8  Go to UniProtKB:  K9N5Q8
Glycosylation
Glycosylation Sites: 1

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
VHH-T148	B [auth A], D, F	135	Camelus dromedarius	Mutation(s): 0

Oligosaccharides

Help

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	G, H, I	4		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G81315DD GlyCosmos:  G81315DD GlyGen:  G81315DD

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.81 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-02-28 
Deposition Author(s): Wang, X., Tian, L.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2024-02-28
  Type: Initial release