Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 11.73 kDa 
• Atom Count: 880 
• Modelled Residue Count: 105 
• Deposited Residue Count: 105 
• Unique protein chains: 1

 1ERV

HUMAN THIOREDOXIN MUTANT WITH CYS 73 REPLACED BY SER (REDUCED FORM)

• PDB DOI: 10.2210/pdb1ERV/pdb

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


• Deposited: 1996-02-07 Released: 1996-10-14 
• Deposition Author(s): Weichsel, A., Gasdaska, J.R., Powis, G., Montfort, W.R.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 0.240 
• R-Value Work: 0.210 
• R-Value Observed: 0.210 

Literature

Crystal structures of reduced, oxidized, and mutated human thioredoxins: evidence for a regulatory homodimer.

Weichsel, A., Gasdaska, J.R., Powis, G., Montfort, W.R.

(1996) Structure 4: 735-751

• PubMed: 8805557 
• DOI: 10.1016/s0969-2126(96)00079-2
• Primary Citation of Related Structures:  
  1ERT, 1ERU, 1ERV, 1ERW


• PubMed Abstract: 
  

Human thioredoxin reduces the disulfide bonds of numerous proteins in vitro, and can activate transcription factors such as NFkB in vivo. Thioredoxin can also act as a growth factor, and is overexpressed and secreted in certain tumor cells.

---

Organizational Affiliation: 

Department of Biochemistry, University of Arizona, Tucson 85721, USA.

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
THIOREDOXIN	A	105	Homo sapiens	Mutation(s): 1  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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 0.240 
• R-Value Work: 0.210 
• R-Value Observed: 0.210 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 67.8	α = 90
b = 26.33	β = 95.04
c = 51.54	γ = 90

Software Package:

Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
MADNES	data reduction
PROCOR	data reduction
FBSCALE	data reduction
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1996-10-14 
Deposition Author(s): Weichsel, A., Gasdaska, J.R., Powis, G., Montfort, W.R.

Revision History  

• Version 1.0: 1996-10-14
  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: 2018-04-18
  Changes: Data collection, Other
• Version 1.4: 2021-11-03
  Changes: Database references