3WT2

Crystal structure of the b'-a' domain of thermophilic fungal protein disulfide isomerase (oxidized form)

• PDB DOI: https://doi.org/10.2210/pdb3WT2/pdb

• Classification: ISOMERASE
• Organism(s): Mycothermus thermophilus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2014-04-02 Released: 2014-11-26 
• Deposition Author(s): Inagaki, K., Satoh, T., Itoh, S.G., Okumura, H., Kato, K.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.30 Å
• R-Value Free: 0.313 
• R-Value Work: 0.221 
• R-Value Observed: 0.226 

Starting Model: experimental

Literature

Redox-dependent conformational transition of catalytic domain of protein disulfide isomerase indicated by crystal structure-based molecular dynamics simulation

Inagaki, K., Satoh, T., Itoh, S.G., Okumura, H., Kato, K.

(2015) Chem Phys Lett 618: 203-207

• DOI: https://doi.org/10.1016/j.cplett.2014.11.017

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

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

Biological assembly 3 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 81.04 kDa 
• Atom Count: 5,637 
• Modelled Residue Count: 726 
• Deposited Residue Count: 741 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein disulfide-isomerase	A, B, C	247	Mycothermus thermophilus	Mutation(s): 0  EC: 5.3.4.1
UniProt
Find proteins for P55059 (Humicola insolens) Explore P55059  Go to UniProtKB:  P55059

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.30 Å
• R-Value Free: 0.313 
• R-Value Work: 0.221 
• R-Value Observed: 0.226 
• Space Group: P 3₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 96.31	α = 90
b = 96.31	β = 90
c = 69.49	γ = 120

Software Package:

Software Name	Purpose
HKL-2000	data collection
MOLREP	phasing
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-11-26 
Deposition Author(s): Inagaki, K., Satoh, T., Itoh, S.G., Okumura, H., Kato, K.

Revision History  

• Version 1.0: 2014-11-26
  Type: Initial release
  
• Version 1.1: 2014-12-03
  Changes: Database references
• Version 1.2: 2014-12-31
  Changes: Database references
• Version 1.3: 2023-11-08
  Changes: Data collection, Database references, Refinement description
• Version 1.4: 2024-11-13
  Changes: Structure summary