3ZMK

Anopheles funestus glutathione-s-transferase epsilon 2 (GSTe2) protein structure from different alelles: A single amino acid change confers high level of DDT resistance and cross resistance to permethrin in a major malaria vector in Africa

• PDB DOI:  https://doi.org/10.2210/pdb3ZMK/pdb

• Classification: TRANSFERASE
• Organism(s): Anopheles funestus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2013-02-11 Released: 2014-01-22 
• Deposition Author(s): Yunta, C., Albert, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.210 
• R-Value Work: 0.168 
• R-Value Observed: 0.170 

Literature

A Single Mutation in the Gste2 Gene Allows Tracking of Metabolically-Based Insecticide Resistance in a Major Malaria Vector.

Riveron, J.M., Yunta, C., Ibrahim, S.S., Djouaka, R., Irving, H., Menze, B.D., Ismail, H.M., Hemingway, J., Ranson, H., Albert, A., Wondji, C.S.

(2014) Genome Biology 15: R27

• PubMed: 24565444 
• DOI: https://doi.org/10.1186/gb-2014-15-2-r27
• Primary Citation of Related Structures:  
  3ZMK, 3ZML


• PubMed Abstract: 
  

Metabolic resistance to insecticides is the biggest threat to the continued effectiveness of malaria vector control. However, its underlying molecular basis, crucial for successful resistance management, remains poorly characterized.

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Organizational Affiliation: 

Leicester Institute of Structural and Chemical Biology, Department of Molecular and Cell Biology, University of Leicester, Leicester, UK. [e-mail].

Biological Assembly 1  

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

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

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 101.83 kDa 
• Atom Count: 7,093 
• Modelled Residue Count: 842 
• Deposited Residue Count: 892 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
GLUTATHIONE S-TRANSFERASE E2	A, B, C, D	223	Anopheles funestus	Mutation(s): 0
UniProt
Find proteins for G0XSZ1 (Anopheles funestus) Explore G0XSZ1  Go to UniProtKB:  G0XSZ1

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GSH	E [auth B], F [auth D]	GLUTATHIONE C10 H17 N3 O6 S RWSXRVCMGQZWBV-WDSKDSINSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.210 
• R-Value Work: 0.168 
• R-Value Observed: 0.170 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.17	α = 90
b = 99.67	β = 99.16
c = 89.88	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-01-22 
Deposition Author(s): Yunta, C., Albert, A.

Revision History  

• Version 1.0: 2014-01-22
  Type: Initial release
  
• Version 1.1: 2014-03-12
  Changes: Database references