3ZML

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/pdb3ZML/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: 1.64 Å
• R-Value Free: 0.213 
• R-Value Work: 0.188 
• R-Value Observed: 0.189 

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.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 51.18 kDa 
• Atom Count: 4,100 
• Modelled Residue Count: 437 
• Deposited Residue Count: 446 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
GLUTATHIONE S-TRANSFERASE E2	A, B	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	C [auth A], D [auth B]	GLUTATHIONE C10 H17 N3 O6 S RWSXRVCMGQZWBV-WDSKDSINSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.64 Å
• R-Value Free: 0.213 
• R-Value Work: 0.188 
• R-Value Observed: 0.189 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 49.25	α = 90
b = 73.04	β = 90
c = 129.65	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
• Version 1.2: 2023-12-20
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description