1WPW

Crystal Structure of IPMDH from Sulfolobus tokodaii

• PDB DOI: https://doi.org/10.2210/pdb1WPW/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Sulfurisphaera tokodaii
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2004-09-14 Released: 2004-10-05 
• Deposition Author(s): Hirose, R., Sakurai, M., Suzuki, T., Moriyama, H., Sato, T., Yamagishi, A., Oshima, T., Tanaka, N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Free: 0.247 
• R-Value Work: 0.190 
• R-Value Observed: 0.190 

Literature

Crystal Structure of IPMDH from Sulfolobus tokodaii

Hirose, R., Sakurai, M., Suzuki, T., Moriyama, H., Sato, T., Yamagishi, A., Oshima, T., Tanaka, N.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Biological Assembly 2  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 2 generated by PQS (software)

Macromolecule Content

• Total Structure Weight: 73.81 kDa 
• Atom Count: 5,265 
• Modelled Residue Count: 672 
• Deposited Residue Count: 672 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3-isopropylmalate dehydrogenase	A, B	336	Sulfurisphaera tokodaii	Mutation(s): 0  EC: 1.1.1.85
UniProt
Find proteins for P50455 (Sulfurisphaera tokodaii (strain DSM 16993 / JCM 10545 / NBRC 100140 / 7)) Explore P50455  Go to UniProtKB:  P50455

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG	C [auth A], D [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Free: 0.247 
• R-Value Work: 0.190 
• R-Value Observed: 0.190 
• Space Group: P 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 67.91	α = 90
b = 91.5	β = 90
c = 132.98	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
MOSFLM	data reduction
CCP4	data scaling
AMoRE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-10-05 
Deposition Author(s): Hirose, R., Sakurai, M., Suzuki, T., Moriyama, H., Sato, T., Yamagishi, A., Oshima, T., Tanaka, N.

Revision History  

• Version 1.0: 2004-10-05
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance