6KIL

N21Q mutant thioredoxin from Halobacterium salinarum NRC-1

• PDB DOI: https://doi.org/10.2210/pdb6KIL/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Halobacterium salinarum NRC-1
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2019-07-19 Released: 2020-01-15 
• Deposition Author(s): Arai, S., Shibazaki, C., Shimizu, R., Adachi, M., Ishibashi, M., Tokunaga, H., Tokunaga, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.187 
• R-Value Work: 0.177 
• R-Value Observed: 0.177 

Starting Model: experimental

Literature

Catalytic mechanism and evolutional characteristics of thioredoxin from Halobacterium salinarum NRC-1.

Arai, S., Shibazaki, C., Shimizu, R., Adachi, M., Ishibashi, M., Tokunaga, H., Tokunaga, M.

(2020) Acta Crystallogr D Biol Crystallogr 76: 73-84

• DOI: https://doi.org/10.1107/S2059798319015894

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: 13.19 kDa 
• Atom Count: 982 
• Modelled Residue Count: 113 
• Deposited Residue Count: 124 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Thioredoxin	A	124	Halobacterium salinarum NRC-1	Mutation(s): 1  Gene Names: trxA, trxA1_1, trxA1_2, VNG_6073G, VNG_6453G
UniProt
Find proteins for O46709 (Halobacterium salinarum (strain ATCC 700922 / JCM 11081 / NRC-1)) Explore O46709  Go to UniProtKB:  O46709

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.187 
• R-Value Work: 0.177 
• R-Value Observed: 0.177 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 40.917	α = 90
b = 43.283	β = 90
c = 54.435	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2020-01-15 
Deposition Author(s): Arai, S., Shibazaki, C., Shimizu, R., Adachi, M., Ishibashi, M., Tokunaga, H., Tokunaga, M.

Revision History  

• Version 1.0: 2020-01-15
  Type: Initial release
  
• Version 1.1: 2023-11-22
  Changes: Data collection, Database references, Refinement description