1THO

CRYSTAL STRUCTURE OF A MUTANT ESCHERICHIA COLI THIOREDOXIN WITH AN ARGININE INSERTION IN THE ACTIVE SITE

• PDB DOI: https://doi.org/10.2210/pdb1THO/pdb

• Classification: ELECTRON TRANSPORT
• Organism(s): Escherichia coli
• Mutation(s): No 


• Deposited: 1993-01-28 Released: 1993-10-31 
• Deposition Author(s): Nikkola, M., Langsetmo, K., Fuchs, J.A., Eklund, H.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Work: 0.173 
• R-Value Observed: 0.173 

Literature

Crystal Structure of a Mutant Escherichia Coli Thioredoxin with an Arginine Insertion in the Active Site

Nikkola, M., Langsetmo, K., Fuchs, J.A., Eklund, H.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 11.91 kDa 
• Atom Count: 860 
• Modelled Residue Count: 109 
• Deposited Residue Count: 109 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
THIOREDOXIN	A	109	Escherichia coli	Mutation(s): 0
UniProt
Find proteins for P0AA25 (Escherichia coli (strain K12)) Explore P0AA25  Go to UniProtKB:  P0AA25

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CU	B [auth A]	COPPER (II) ION Cu JPVYNHNXODAKFH-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Work: 0.173 
• R-Value Observed: 0.173 
• Space Group: P 6₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 78.4	α = 90
b = 78.4	β = 90
c = 35.1	γ = 120

Software Package:

Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1993-10-31 
Deposition Author(s): Nikkola, M., Langsetmo, K., Fuchs, J.A., Eklund, H.

Revision History  

• Version 1.0: 1993-10-31
  Type: Initial release
  
• Version 1.1: 2008-03-24
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2017-11-29
  Changes: Derived calculations, Other