10OR | pdb_000010or

Cryo-EM structure of Sudan Ebolavirus GP bound by three neutralizing antibodies 316L, 523S and 294S

• PDB DOI: https://doi.org/10.2210/pdb10OR/pdb
• EM Map EMD-75340: EMDB EMDataResource

• Classification: VIRAL PROTEIN/IMMUNE SYSTEM
• Organism(s): Sudan ebolavirus, Macaca mulatta, Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2026-01-29 Released: 2026-03-18 
• Deposition Author(s): Cheng, J., Zhao, B., Misasi, J., Pierson, T.C., Sullivan, N.J., Zhou, T., Kwong, P.D.
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.46 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cryo-EM structure of Sudan Ebolavirus GP bound by three neutralizing antibodies 316L, 523S and 294S

Cheng, J., Zhao, B., Misasi, J., Pierson, T.C., Sullivan, N.J., Zhou, T., Kwong, P.D.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Hetero 24-mer - A3B3C3D3E3F3G3H3 Pseudo Symmetry: Cyclic - C3  (Explore in 3D)
Pseudo Stoichiometry: Hetero 24-mer - A18B3C3 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 339.5 kDa 
• Atom Count: 23,250 
• Modeled Residue Count: 3,015 
• Deposited Residue Count: 3,078 
• Unique protein chains: 8

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Envelope glycoprotein 1	A, C, E	204	Sudan ebolavirus	Mutation(s): 0
UniProt
Find proteins for R4QJ45 (Sudan ebolavirus) Explore R4QJ45  Go to UniProtKB:  R4QJ45

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Envelope glycoprotein 2	B, D, F	122	Sudan ebolavirus	Mutation(s): 0
UniProt
Find proteins for R4QJ45 (Sudan ebolavirus) Explore R4QJ45  Go to UniProtKB:  R4QJ45
Glycosylation
Glycosylation Sites: 1

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
316L Heavy Chain	G, I, K	122	Macaca mulatta	Mutation(s): 0

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
316L Light Chain	H, J, L	111	Macaca mulatta	Mutation(s): 0

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
523S Heavy Chain	M, O, Q	124	Homo sapiens	Mutation(s): 0

Entity ID: 6
Molecule	Chains	Sequence Length	Organism	Details	Image
523S Light Chain	N, P, R	110	Homo sapiens	Mutation(s): 0

Entity ID: 7
Molecule	Chains	Sequence Length	Organism	Details	Image
294S Heavy Chain	S, U, W	125	Homo sapiens	Mutation(s): 0

Entity ID: 8
Molecule	Chains	Sequence Length	Organism	Details	Image
294S Light Chain	T, V, X	108	Homo sapiens	Mutation(s): 0

Oligosaccharides

Help  

Entity ID: 9
Molecule	Chains	Length	2D Diagram	Glycosylation	D 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	AA [auth a], Y, Z	5		N-Glycosylation
Glycosylation Resources
GlyTouCan: G22768VO GlyCosmos: G22768VO GlyGen: G22768VO

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.46 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-03-18 
Deposition Author(s): Cheng, J., Zhao, B., Misasi, J., Pierson, T.C., Sullivan, N.J., Zhou, T., Kwong, P.D.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	--

Revision History  

• Version 1.0: 2026-03-18
  Type: Initial release