6MH3

The crystal structure of Zika virus NS3 helicase domain

• PDB DOI: https://doi.org/10.2210/pdb6MH3/pdb

• Classification: RNA BINDING PROTEIN
• Organism(s): Zika virus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2018-09-17 Released: 2018-10-10 
• Deposition Author(s): Oliva, G., Mesquita, N., Godoy, A.
• Funding Organization(s): Sao Paulo Research Foundation (FAPESP), Brazilian National Council for Scientific and Technological Development (CNPq)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.92 Å
• R-Value Free: 0.203 
• R-Value Work: 0.177 
• R-Value Observed: 0.178 

Starting Model: experimental

Literature

The crystal structure of Zika virus NS3 helicase domain

Oliva, G., Mesquita, N., Godoy, A.

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)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 49.32 kDa 
• Atom Count: 3,893 
• Modelled Residue Count: 435 
• Deposited Residue Count: 435 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Zika virus NS3 helicase domain	A	435	Zika virus	Mutation(s): 0  EC: 3.6.4.13
UniProt
Find proteins for Q32ZE1 (Zika virus) Explore Q32ZE1  Go to UniProtKB:  Q32ZE1

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MPD	E [auth A]	(4S)-2-METHYL-2,4-PENTANEDIOL C6 H14 O2 SVTBMSDMJJWYQN-YFKPBYRVSA-N
PO4	C [auth A], D [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
EDO	B [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.92 Å
• R-Value Free: 0.203 
• R-Value Work: 0.177 
• R-Value Observed: 0.178 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 53.48	α = 90
b = 68.691	β = 92.39
c = 56.736	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2018-10-10 
Deposition Author(s): Oliva, G., Mesquita, N., Godoy, A.

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Funding Organization	Location	Grant Number
Sao Paulo Research Foundation (FAPESP)	Brazil	2013/07600-3
Brazilian National Council for Scientific and Technological Development (CNPq)	Brazil	150759/2017-7

Revision History  

• Version 1.0: 2018-10-10
  Type: Initial release
  
• Version 1.1: 2020-01-01
  Changes: Author supporting evidence, Structure summary
• Version 1.2: 2023-10-11
  Changes: Data collection, Database references, Refinement description