9NRL | pdb_00009nrl

Cryo-EM structure of UL52 catalytic core in complex with UL8 subunit from Herpes Simplex Virus 1

• PDB DOI: https://doi.org/10.2210/pdb9NRL/pdb
• EM Map EMD-49736: EMDB EMDataResource

• Classification: VIRAL PROTEIN
• Organism(s): Human alphaherpesvirus 1
• Expression System: Spodoptera frugiperda
• Mutation(s): No 


• Deposited: 2025-03-14 Released: 2026-11-04 
• Deposition Author(s): Bermek, O., Krahn, J.M., Viverette, E.G., Peele, W., Dandey, V.P., Borgnia, M.J., Williams, R.S.
• Funding Organization(s): National Institutes of Health/National Institute of Environmental Health Sciences (NIH/NIEHS)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.40 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Starting Model: in silico

Literature

Cryo-EM structure of UL52 catalytic core in complex with UL8 subunit from Herpes Simplex Virus 1

Bermek, O., Krahn, J.M., Viverette, E.G., Peele, W., Dandey, V.P., Borgnia, M.J., Williams, R.S.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 196.81 kDa 
• Atom Count: 8,332 
• Modeled Residue Count: 1,099 
• Deposited Residue Count: 1,826 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
UL8	A	768	Human alphaherpesvirus 1	Mutation(s): 0  Gene Names: UL8
UniProt
Find proteins for A0A5J6DVE7 (Human herpesvirus 1) Explore A0A5J6DVE7  Go to UniProtKB:  A0A5J6DVE7

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
UL52	B	1,058	Human alphaherpesvirus 1	Mutation(s): 0  EC: 2.7.7
UniProt
Find proteins for A0A2U9A692 (Human herpesvirus 1) Explore A0A2U9A692  Go to UniProtKB:  A0A2U9A692

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.40 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21.2_5419
RECONSTRUCTION	cryoSPARC	4.6.0

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-11-04 
Deposition Author(s): Bermek, O., Krahn, J.M., Viverette, E.G., Peele, W., Dandey, V.P., Borgnia, M.J., Williams, R.S.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of Environmental Health Sciences (NIH/NIEHS)	United States	1Z01ES102765

Revision History  

• Version 1.0: 2026-11-04
  Type: Initial release