8A2F | pdb_00008a2f

Crystal Structure of Ljunganvirus 1 2A protein

• PDB DOI: https://doi.org/10.2210/pdb8A2F/pdb

• Classification: VIRAL PROTEIN
• Organism(s): parechovirus B1
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2022-06-03 Released: 2023-06-14 
• Deposition Author(s): von Castelmur, E., Zhu, L., Wang, X., Fry, E., Ren, J., Perrakis, A., Stuart, D.I.
• Funding Organization(s): Medical Research Council (MRC, United Kingdom)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.73 Å
• R-Value Free: 
  0.214 (Depositor), 0.223 (DCC) 
• R-Value Work: 
  0.180 (Depositor), 0.192 (DCC) 

Starting Model: experimental

Literature

Structural plasticity of 2A proteins in the Parechovirus family

von Castelmur, E., Perrakis, A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly Evidence: homology

Macromolecule Content 

• Total Structure Weight: 33.09 kDa 
• Atom Count: 2,085 
• Modeled Residue Count: 251 
• Deposited Residue Count: 292 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
2A protein	A, B	146	parechovirus B1	Mutation(s): 0
UniProt
Find proteins for Q8JV21 (Ljunganvirus 1) Explore Q8JV21  Go to UniProtKB:  Q8JV21

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.73 Å
• R-Value Free:  0.214 (Depositor), 0.223 (DCC) 
• R-Value Work:  0.180 (Depositor), 0.192 (DCC) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 39.79	α = 90
b = 58.48	β = 90
c = 110.24	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
xia2	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2023-06-14 
Deposition Author(s): von Castelmur, E., Zhu, L., Wang, X., Fry, E., Ren, J., Perrakis, A., Stuart, D.I.

---

Funding Organization	Location	Grant Number
Medical Research Council (MRC, United Kingdom)	United Kingdom	--

Revision History  

• Version 1.0: 2023-06-14
  Type: Initial release
  
• Version 1.1: 2024-02-07
  Changes: Data collection, Refinement description