6KY0

Crystal structural of active-site human glutathione-specific gamma-glutamylcyclotransferase 2(ChaC2) mutant with Glutamate 74 replaced by Glutamine

• PDB DOI: https://doi.org/10.2210/pdb6KY0/pdb

• Classification: TRANSFERASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2019-09-16 Released: 2020-07-29 
• Deposition Author(s): Nguyen, T.K.Y., Han, B.W.
• Funding Organization(s): National Research Foundation (Korea)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.06 Å
• R-Value Free: 0.258 
• R-Value Work: 0.225 
• R-Value Observed: 0.225 

Literature

Glutathione specific gamma-glutamylcyclotransferase 2 mutant with Glutamate 74 replaced by Glutamine

Nguyen, T.K.Y., Han, B.W.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: assay for oligomerization

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors.

Biological Assembly 3  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 3 assigned by authors.

Macromolecule Content

• Total Structure Weight: 61.34 kDa 
• Atom Count: 4,212 
• Modelled Residue Count: 518 
• Deposited Residue Count: 543 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Glutathione-specific gamma-glutamylcyclotransferase 2	A, B, C	181	Homo sapiens	Mutation(s): 2  Gene Names: CHAC2 EC: 4.3.2.7
UniProt & NIH Common Fund Data Resources
Find proteins for Q8WUX2 (Homo sapiens) Explore Q8WUX2  Go to UniProtKB:  Q8WUX2
PHAROS:  Q8WUX2 GTEx:  ENSG00000143942

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.06 Å
• R-Value Free: 0.258 
• R-Value Work: 0.225 
• R-Value Observed: 0.225 
• Space Group: P 3₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 72.996	α = 90
b = 72.996	β = 90
c = 104.324	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2020-07-29 
Deposition Author(s): Nguyen, T.K.Y., Han, B.W.

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Funding Organization	Location	Grant Number
National Research Foundation (Korea)	Korea, Republic Of	2011-0030001

Revision History  

• Version 1.0: 2020-07-29
  Type: Initial release
  
• Version 1.1: 2023-11-22
  Changes: Data collection, Database references, Refinement description