9TBI | pdb_00009tbi

Hepatitis A Virus in complex with GD1a

• PDB DOI: https://doi.org/10.2210/pdb9TBI/pdb
• EM Map EMD-55772: EMDB EMDataResource

• Classification: VIRUS
• Organism(s): Human hepatitis A virus
• Expression System: Chlorocebus aethiops aethiops
• Mutation(s): No 


• Deposited: 2025-11-20 Released: 2026-03-18 
• Deposition Author(s): Zhao, Y., Stuart, D., Lemon, S.M., Duyvesteyn, H., Shah, P., Fry, E.
• Funding Organization(s): National Institutes of Health/National Cancer Institute (NIH/NCI), Medical Research Council (MRC, United Kingdom)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 1.70 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Starting Model: experimental

Literature

The Low Density Lipoprotein Receptor LDLR Mediates Cellular Entry of Nonenveloped Hepatitis A Virus

Stuart, D.I., Lemon, S.M.

To be published.

Biological Assembly 1  

Global Symmetry: Icosahedral - I  (Explore in 3D)
Global Stoichiometry: Hetero 180-mer - A60B60C60 Pseudo Symmetry: Icosahedral - I  (Explore in 3D)
Pseudo Stoichiometry: Homo 180-mer - A180 

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

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 82.95 kDa 
• Atom Count: 5,773 
• Modeled Residue Count: 723 
• Deposited Residue Count: 742 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Capsid protein VP1	A	274	Human hepatitis A virus	Mutation(s): 0
UniProt
Find proteins for P08617 (Human hepatitis A virus genotype IB (isolate HM175)) Explore P08617  Go to UniProtKB:  P08617

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Capsid protein VP2	B	222	Human hepatitis A virus	Mutation(s): 0
UniProt
Find proteins for P08617 (Human hepatitis A virus genotype IB (isolate HM175)) Explore P08617  Go to UniProtKB:  P08617

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Capsid protein VP3	C	246	Human hepatitis A virus	Mutation(s): 0
UniProt
Find proteins for P08617 (Human hepatitis A virus genotype IB (isolate HM175)) Explore P08617  Go to UniProtKB:  P08617

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 1.70 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2026-03-18 
Deposition Author(s): Zhao, Y., Stuart, D., Lemon, S.M., Duyvesteyn, H., Shah, P., Fry, E.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Cancer Institute (NIH/NCI)	United States	R01- 438 AI103083
National Institutes of Health/National Cancer Institute (NIH/NCI)	United States	01-AI131685
National Institutes of Health/National Cancer Institute (NIH/NCI)	United States	R01-AI150095
Medical Research Council (MRC, United Kingdom)	United Kingdom	MR/N00065X/1

Revision History  

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