5TXG

Crystal structure of the Zika virus NS3 helicase.

• PDB DOI: https://doi.org/10.2210/pdb5TXG/pdb

• Classification: HYDROLASE
• Organism(s): Zika virus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2016-11-16 Released: 2016-12-14 
• Deposition Author(s): Nocadello, S., Light, S.H., Minasov, G., Shuvalova, L., Cardona-Correa, A.A., Ojeda, I., Vargas, J., Johnson, M.E., Lee, H., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 0.247 
• R-Value Work: 0.184 
• R-Value Observed: 0.187 

Literature

Crystal structure of the Zika virus NS3 helicase.

Nocadello, S., Light, S.H., Minasov, G., Shuvalova, L., Cardona-Correa, A.A., Ojeda, I., Vargas, J., Johnson, M.E., Lee, H., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

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: 50.75 kDa 
• Atom Count: 3,693 
• Modelled Residue Count: 432 
• Deposited Residue Count: 449 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
NS3 helicase	A	449	Zika virus	Mutation(s): 0
UniProt
Find proteins for A0A0X8GJ44 (Zika virus) Explore A0A0X8GJ44  Go to UniProtKB:  A0A0X8GJ44

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
TRS	D [auth A]	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C4 H12 N O3 LENZDBCJOHFCAS-UHFFFAOYSA-O
K	B [auth A], C [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 0.247 
• R-Value Work: 0.184 
• R-Value Observed: 0.187 
• Space Group: P 1 2₁ 1
• Diffraction Data: https://doi.org/10.18430/m35txg

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 51.639	α = 90
b = 69.855	β = 93.41
c = 58.461	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-12-14 
Deposition Author(s): Nocadello, S., Light, S.H., Minasov, G., Shuvalova, L., Cardona-Correa, A.A., Ojeda, I., Vargas, J., Johnson, M.E., Lee, H., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2016-12-14
  Type: Initial release
  
• Version 1.1: 2023-10-04
  Changes: Data collection, Database references, Refinement description