8Y2Z

MPXV mRNA cap N7 methyltransferase

• PDB DOI: https://doi.org/10.2210/pdb8Y2Z/pdb

• Classification: TRANSFERASE
• Organism(s): Monkeypox virus
• Expression System: Escherichia, Escherichia coli
• Mutation(s): No 


• Deposited: 2024-01-27 Released: 2025-01-29 
• Deposition Author(s): Chen, A.K., Li, J.X.
• Funding Organization(s): Ministry of Science and Technology (MoST, China)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.94 Å
• R-Value Free: 
  0.316 (Depositor), 0.336 (DCC) 
• R-Value Work: 
  0.273 (Depositor), 0.294 (DCC) 
• R-Value Observed: 
  0.275 (Depositor) 

Starting Model: experimental

Literature

MPXV mRNA cap N7 methyltransferase

Chen, A.K., Li, J.X.

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)

Macromolecule Content

• Total Structure Weight: 68.13 kDa 
• Atom Count: 4,692 
• Modelled Residue Count: 577 
• Deposited Residue Count: 587 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
mRNA-capping enzyme catalytic subunit	A	300	Monkeypox virus	Mutation(s): 0  Gene Names: OPG113, MPXVgp098 EC: 3.1.3.33 (PDB Primary Data), 2.7.7.50 (PDB Primary Data), 2.1.1.56 (PDB Primary Data), 3.6.1.74 (UniProt)
UniProt
Find proteins for A0A7H0DN85 (Monkeypox virus) Explore A0A7H0DN85  Go to UniProtKB:  A0A7H0DN85

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
mRNA-capping enzyme regulatory subunit OPG124	B	287	Monkeypox virus	Mutation(s): 0  Gene Names: OPG124, MPXVgp109
UniProt
Find proteins for A0A7H0DN96 (Monkeypox virus) Explore A0A7H0DN96  Go to UniProtKB:  A0A7H0DN96

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.94 Å
• R-Value Free:  0.316 (Depositor), 0.336 (DCC) 
• R-Value Work:  0.273 (Depositor), 0.294 (DCC) 
• R-Value Observed: 0.275 (Depositor) 

Space Group: P 6₅ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 138.55	α = 90
b = 138.55	β = 90
c = 178.36	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
xia2	data scaling
DIALS	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-01-29 
Deposition Author(s): Chen, A.K., Li, J.X.

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Funding Organization	Location	Grant Number
Ministry of Science and Technology (MoST, China)	China	--

Revision History  

• Version 1.0: 2025-01-29
  Type: Initial release