5GQ1

Crystal structure of 2C helicase from enterovirus 71 (EV71)

• PDB DOI: https://doi.org/10.2210/pdb5GQ1/pdb

• Classification: HYDROLASE
• Organism(s): Enterovirus A71
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2016-08-05 Released: 2017-05-17 
• Deposition Author(s): Guan, H.X., Tian, J., Qin, B., Wojdyla, J., Wang, M.T., Cui, S.
• Funding Organization(s): National Natural Science Foundation of China

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.49 Å
• R-Value Free: 0.286 
• R-Value Work: 0.229 
• R-Value Observed: 0.232 

Literature

Crystal structure of 2C helicase from enterovirus 71

Guan, H.X., Tian, J., Qin, B., Wojdyla, J., Wang, B., Zhao, Z.D., Wang, M.T., Cui, S.

(2017) Sci Adv 3: e1602573-e1602573

• DOI: https://doi.org/10.1126/sciadv.1602573

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Homo 6-mer - A6 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 141.83 kDa 
• Atom Count: 8,974 
• Modelled Residue Count: 1,157 
• Deposited Residue Count: 1,284 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Genome polyprotein	A, B, C, D, E, F	214	Enterovirus A71	Mutation(s): 0
UniProt
Find proteins for B9VUU3 (Human enterovirus 71) Explore B9VUU3  Go to UniProtKB:  B9VUU3

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PO4	I [auth B], L [auth D]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
ZN	G [auth A], H [auth B], J [auth C], K [auth D], M [auth E], N [auth F]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.49 Å
• R-Value Free: 0.286 
• R-Value Work: 0.229 
• R-Value Observed: 0.232 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 52.109	α = 90
b = 159.654	β = 90.16
c = 75.606	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2017-05-17 
Deposition Author(s): Guan, H.X., Tian, J., Qin, B., Wojdyla, J., Wang, M.T., Cui, S.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China	China	81572005

Revision History  

• Version 1.0: 2017-05-17
  Type: Initial release
  
• Version 1.1: 2017-09-27
  Changes: Data collection
• Version 1.2: 2018-07-18
  Changes: Data collection, Structure summary
• Version 1.3: 2024-03-20
  Changes: Data collection, Database references, Derived calculations