9FGO

Crystal structure of Enterovirus 71 2A protease mutant C110A containing VP1-2A junction in the active site

• PDB DOI: https://doi.org/10.2210/pdb9FGO/pdb

• Classification: VIRAL PROTEIN
• Organism(s): Enterovirus A71
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2024-05-24 Released: 2024-09-04 
• Deposition Author(s): Ni, X., Koekemoer, L., Williams, E.P., Wang, S., Wright, N.D., Godoy, A.S., Aschenbrenner, J.C., Balcomb, B.H., Lithgo, R.M., Marples, P.G., Fairhead, M., Thompson, W., Kirkegaard, K., Fearon, D., Walsh, M.A., von Delft, F.
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.43 Å
• R-Value Free: 0.165 
• R-Value Work: 0.151 
• R-Value Observed: 0.152 

Starting Model: experimental

Literature

Crystal structure of Enterovirus 71 2A protease mutant C110A containing VP1-2A junction in the active site

Ni, X., Koekemoer, L., Williams, E.P., Wang, S., Wright, N.D., Godoy, A.S., Aschenbrenner, J.C., Balcomb, B.H., Lithgo, R.M., Marples, P.G., Fairhead, M., Thompson, W., Kirkegaard, K., Fearon, D., Walsh, M.A., von Delft, F.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Macromolecule Content

• Total Structure Weight: 17.24 kDa 
• Atom Count: 1,340 
• Modelled Residue Count: 149 
• Deposited Residue Count: 155 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Polyprotein	A	155	Enterovirus A71	Mutation(s): 1
UniProt
Find proteins for E5L2F2 (Human enterovirus 71) Explore E5L2F2  Go to UniProtKB:  E5L2F2

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
CL	C [auth A], D [auth A], E [auth A], F [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.43 Å
• R-Value Free: 0.165 
• R-Value Work: 0.151 
• R-Value Observed: 0.152 
• Space Group: P 6₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.544	α = 90
b = 61.544	β = 90
c = 78.932	γ = 120

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-09-04 
Deposition Author(s): Ni, X., Koekemoer, L., Williams, E.P., Wang, S., Wright, N.D., Godoy, A.S., Aschenbrenner, J.C., Balcomb, B.H., Lithgo, R.M., Marples, P.G., Fairhead, M., Thompson, W., Kirkegaard, K., Fearon, D., Walsh, M.A., von Delft, F.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	U19AI171399

Revision History  

• Version 1.0: 2024-09-04
  Type: Initial release