8FAQ

Structure of Hemagglutinin from Influenza A/Victoria/22/2020

• PDB DOI: https://doi.org/10.2210/pdb8FAQ/pdb

• Classification: VIRAL PROTEIN
• Organism(s): Influenza A virus
• Expression System: Trichoplusia ni
• Mutation(s): No 


• Deposited: 2022-11-28 Released: 2024-06-19 
• Deposition Author(s): Hernandez Garcia, A., Lei, R.
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.04 Å
• R-Value Free: 0.229 
• R-Value Work: 0.203 

Literature

Structure of Hemagglutinin from Influenza A/Victoria/22/2020

Hernandez Garcia, A., Lei, R., Nair, S.K., Wu, N.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 56.72 kDa 
• Atom Count: 4,080 
• Modelled Residue Count: 488 
• Deposited Residue Count: 492 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hemagglutinin	A	492	Influenza A virus	Mutation(s): 0  Gene Names: HA
UniProt
Find proteins for A0A6M4ZXR4 (Influenza A virus) Explore A0A6M4ZXR4  Go to UniProtKB:  A0A6M4ZXR4

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	B	2		N-Glycosylation

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.04 Å
• R-Value Free: 0.229 
• R-Value Work: 0.203 
• Space Group: H 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 99.705	α = 90
b = 99.705	β = 90
c = 395.31	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
autoPROC	data reduction
XDS	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-06-19 
Deposition Author(s): Hernandez Garcia, A., Lei, R.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	R00 AI139445
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	DP2 AT011966
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	R01 AI167910

Revision History  

• Version 1.0: 2024-06-19
  Type: Initial release