4OO4

Crystal Structure of Human Thioredoxin Mutant

• PDB DOI: https://doi.org/10.2210/pdb4OO4/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2014-01-30 Released: 2014-02-12 
• Deposition Author(s): The, J., Weichsel, A., Montfort, W.R.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 0.97 Å
• R-Value Free: 0.165 
• R-Value Work: 0.136 
• R-Value Observed: 0.137 

Starting Model: experimental

Literature

Crystal Structure of a Thioredoxin Mutant Displays a Dynamic N-terminal Loop Surrounding an S-nitrosation Site

The, J., Weichsel, A., Montfort, W.R.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Biological Assembly 3  

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

Biological assembly 3 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 23.32 kDa 
• Atom Count: 2,642 
• Modelled Residue Count: 210 
• Deposited Residue Count: 210 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Thioredoxin	A, B	105	Homo sapiens	Mutation(s): 3  Gene Names: TXN, TRDX, TRX, TRX1
UniProt & NIH Common Fund Data Resources
Find proteins for P10599 (Homo sapiens) Explore P10599  Go to UniProtKB:  P10599
PHAROS:  P10599 GTEx:  ENSG00000136810

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 0.97 Å
• R-Value Free: 0.165 
• R-Value Work: 0.136 
• R-Value Observed: 0.137 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 35.269	α = 90
b = 50.182	β = 94.08
c = 51.066	γ = 90

Software Package:

Software Name	Purpose
XDS	data scaling
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-02-12 
Deposition Author(s): The, J., Weichsel, A., Montfort, W.R.

Revision History  

• Version 1.0: 2014-02-12
  Type: Initial release
  
• Version 1.1: 2023-09-20
  Changes: Data collection, Database references, Refinement description
• Version 1.2: 2024-11-27
  Changes: Structure summary