7YHK

Cryo-EM structure of the HA trimer of A/Beijing/262/1995(H1N1) in complex with neutralizing antibody 12H5

• PDB DOI: https://doi.org/10.2210/pdb7YHK/pdb
• EM Map EMD-33831: EMDB EMDataResource

• Classification: VIRAL PROTEIN/IMMUNE SYSTEM
• Organism(s): Mus musculus, Influenza A virus (A/Beijing/262/1995(H1N1))
• Expression System: Trichoplusia ni
• Mutation(s): No 


• Deposited: 2022-07-13 Released: 2022-08-17 
• Deposition Author(s): Zheng, Q., Li, S., Li, T., Xue, W., Sun, H.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.14 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Hetero 9-mer - A3B3C3 Pseudo Symmetry: Cyclic - C3  (Explore in 3D)
Pseudo Stoichiometry: Hetero 9-mer - A6B3 

Biological assembly 1 assigned by authors and generated by (software)

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 88.64 kDa 
• Atom Count: 4,834 
• Modelled Residue Count: 604 
• Deposited Residue Count: 785 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
12H5 light chain	A [auth F]	117	Mus musculus	Mutation(s): 0

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
12H5 heavy chain	B [auth H]	113	Mus musculus	Mutation(s): 0

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Hemagglutinin	C [auth A]	555	Influenza A virus (A/Beijing/262/1995(H1N1))	Mutation(s): 0  Gene Names: HA
UniProt
Find proteins for Q6WG01 (Influenza A virus) Explore Q6WG01  Go to UniProtKB:  Q6WG01

Oligosaccharides

Help

Entity ID: 4
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	D [auth B]	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG (Subject of Investigation/LOI)	E [auth A], F [auth A], G [auth A], H [auth A]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.14 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-08-17 
Deposition Author(s): Zheng, Q., Li, S., Li, T., Xue, W., Sun, H.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2022-08-17
  Type: Initial release
  
• Version 1.1: 2023-07-19
  Changes: Database references