11WZ | pdb_000011wz

MPXV polymerase-E5 primase core complex

• PDB DOI: https://doi.org/10.2210/pdb11WZ/pdb
• EM Map EMD-76148: EMDB EMDataResource

• Classification: VIRAL PROTEIN/DNA
• Organism(s): Monkeypox virus
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2026-03-16 Released: 2026-09-02 
• Deposition Author(s): Yu, Z., Abarham, J.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.80 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structure and operating principles of a monkeypox virus replisome

Yu, Z., Sathyanarayana, P., Tan, J.M.J.T., Hu, S., Fan, X., Gao, A., Kranzusch, P.J., Loparo, J.J., Abraham, J.

(2026) Nature 

• DOI: https://doi.org/10.1038/s41586-026-10937-2

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 5-mer - A2B1C1D1 

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

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 378.54 kDa 
• Atom Count: 16,943 
• Modeled Residue Count: 2,048 
• Deposited Residue Count: 3,240 
• Unique protein chains: 4
• Unique nucleic acid chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA polymerase	A	1,006	Monkeypox virus	Mutation(s): 0  Gene Names:  F8L, E9L, MPXV-CAM1990_02-049, MPXV-Congo_8-050, MPXV-GAB1988_001-050, MPXV-Ikubi-049, MPXV_DRC_Yandongi_058, MPXV_RCG2003_358_062, MPXV_ROC_2010_001, MPXV_SUD2005_01_058, MPXV_ZAI1979_005_062, MPXVgp057 EC: 2.7.7.7
UniProt
Find proteins for Q3I8V7 (Monkeypox virus) Explore Q3I8V7  Go to UniProtKB:  Q3I8V7

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Uracil-DNA glycosylase	B	218	Monkeypox virus	Mutation(s): 0  Gene Names: OPG116, UNG, MPXVgp099 EC: 3.2.2.27
UniProt
Find proteins for M1LL92 (Monkeypox virus) Explore M1LL92  Go to UniProtKB:  M1LL92

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Uncoating factor OPG117	D [auth E], E [auth D]	785	Monkeypox virus	Mutation(s): 0  Gene Names:  E5R, MPXV-CAM1990_02-094, MPXV-Congo_8-095, MPXV-GAB1988_001-095, MPXV-Ikubi-094, MPXV_DRC_Yandongi_103, MPXV_RCG2003_358_107, MPXV_ROC_2010_046, MPXV_SUD2005_01_103, MPXV_ZAI1979_005_107, MPXVgp102
UniProt
Find proteins for Q3I8R2 (Monkeypox virus) Explore Q3I8R2  Go to UniProtKB:  Q3I8R2

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA polymerase processivity factor component OPG148	F [auth C]	426	Monkeypox virus	Mutation(s): 0  Gene Names: OPG148, MPXVgp132
UniProt
Find proteins for A0A7H0DNC0 (Monkeypox virus) Explore A0A7H0DNC0  Go to UniProtKB:  A0A7H0DNC0

Entity ID: 3
Molecule	Chains	Length	Organism	Image
DNA (5'-D(P*TP*TP*TP*TP*TP*TP*TP*TP*TP*GP*CP*TP*C)-3')	C [auth T]	16	Monkeypox virus

Entity ID: 6
Molecule	Chains	Length	Organism	Image
RNA (5'-R(P*GP*AP*GP*C)-3')	G	4	Monkeypox virus

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.80 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: 2026-09-02 
Deposition Author(s): Yu, Z., Abarham, J.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2026-09-02
  Type: Initial release