7DKR | pdb_00007dkr

Crystal structure of native E. coli Grx2 at 2.38 A

• PDB DOI: https://doi.org/10.2210/pdb7DKR/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2020-11-25 Released: 2021-12-08 
• Deposition Author(s): Sreekumar, S.N., Arockiasamy, A.
• Funding Organization(s): Department of Biotechnology (DBT, India)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.38 Å
• R-Value Free: 
  0.249 (Depositor), 0.249 (DCC) 
• R-Value Work: 
  0.195 (Depositor), 0.197 (DCC) 
• R-Value Observed: 
  0.197 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of native E. coli Grx2 at 2.38 A

Sreekumar, S.N., Arockiasamy, A.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 24.38 kDa 
• Atom Count: 1,712 
• Modeled Residue Count: 215 
• Deposited Residue Count: 215 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Glutaredoxin	A	215	Escherichia coli	Mutation(s): 0
UniProt
Find proteins for P0AC59 (Escherichia coli (strain K12)) Explore P0AC59  Go to UniProtKB:  P0AC59

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.38 Å
• R-Value Free:  0.249 (Depositor), 0.249 (DCC) 
• R-Value Work:  0.195 (Depositor), 0.197 (DCC) 
• R-Value Observed: 0.197 (Depositor) 

Diffraction Data: https://doi.org/10.18430/M37DKR

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 28.47	α = 90
b = 78.95	β = 90
c = 89.28	γ = 90

Software Package:

Software Name	Purpose
SCALA	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
iMOSFLM	data reduction

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2021-12-08 
Deposition Author(s): Sreekumar, S.N., Arockiasamy, A.

---

Funding Organization	Location	Grant Number
Department of Biotechnology (DBT, India)	India	BT/PR28766/BRB/10/1701/2018
Department of Biotechnology (DBT, India)	India	BT/PR28080/BID/7/836/2018

Revision History  

• Version 1.0: 2021-12-08
  Type: Initial release
  
• Version 1.1: 2023-11-29
  Changes: Data collection, Refinement description