9VWZ | pdb_00009vwz

Local refinement region of HPV45 in complex with antibody A16E6

• PDB DOI: https://doi.org/10.2210/pdb9VWZ/pdb
• EM Map EMD-65403: EMDB EMDataResource

• Classification: STRUCTURAL PROTEIN/IMMUNE SYSTEM
• Organism(s): Mus musculus, human papillomavirus 45
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2025-07-17 Released: 2026-02-11 
• Deposition Author(s): Jiang, Y., Sun, H., Zheng, Q., Li, S.
• Funding Organization(s): Not funded

---

Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 4.00 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cryo-EM structure of human papillomavirus type 45 in complexed with the Fab fragment of 10G2

Jiang, Y., Sun, H., Wang, Z., Zheng, Q., Li, S., Xia, N.

(2026) Structure 

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 7-mer - A5B1C1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 7-mer - A5B2 Local Symmetry: Cyclic - C5  (Explore in 3D)
Local Stoichiometry: Homo 5-mer - A5 

Local Symmetry: Cyclic - C5  (Explore in 3D)
Local Stoichiometry: Homo 5-mer - A5 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 311.91 kDa 
• Atom Count: 17,690 
• Modeled Residue Count: 2,275 
• Deposited Residue Count: 2,792 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
A16E6 Fab light chain	A [auth L]	106	Mus musculus	Mutation(s): 0

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
A16E6 Fab heavy chain	B [auth H]	121	Mus musculus	Mutation(s): 0

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Major capsid protein L1	C [auth A], D [auth B], E, F [auth C], G [auth D]	513	human papillomavirus 45	Mutation(s): 0  Gene Names: L1
UniProt
Find proteins for P36741 (Human papillomavirus 45) Explore P36741  Go to UniProtKB:  P36741

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 4.00 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: 2026-02-11 
Deposition Author(s): Jiang, Y., Sun, H., Zheng, Q., Li, S.

---

Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2026-02-11
  Type: Initial release