3JU3

Crystal structure of alpha chain of probable 2-oxoacid ferredoxin oxidoreductase from Thermoplasma acidophilum

• PDB DOI: https://doi.org/10.2210/pdb3JU3/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Thermoplasma acidophilum
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2009-09-14 Released: 2009-09-22 
• Deposition Author(s): Chang, C., Marshall, N., Bearden, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.236 
• R-Value Work: 0.198 
• R-Value Observed: 0.200 

Literature

Crystal structure of alpha chain of probable 2-oxoacid ferredoxin oxidoreductase from Thermoplasma acidophilum

Chang, C., Marshall, N., Bearden, J., Joachimiak, A.

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 (software)

Macromolecule Content

• Total Structure Weight: 13.41 kDa 
• Atom Count: 1,053 
• Modelled Residue Count: 116 
• Deposited Residue Count: 118 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Probable 2-oxoacid ferredoxin oxidoreductase, alpha chain	A	118	Thermoplasma acidophilum	Mutation(s): 0  Gene Names: Ta0773
UniProt
Find proteins for Q9HK35 (Thermoplasma acidophilum (strain ATCC 25905 / DSM 1728 / JCM 9062 / NBRC 15155 / AMRC-C165)) Explore Q9HK35  Go to UniProtKB:  Q9HK35

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	B [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.236 
• R-Value Work: 0.198 
• R-Value Observed: 0.200 
• Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 44.429	α = 90
b = 65.528	β = 90
c = 72.185	γ = 90

Software Package:

Software Name	Purpose
SBC-Collect	data collection
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
MLPHARE	phasing
DM	model building
RESOLVE	model building
Coot	model building
ARP/wARP	model building
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
DM	phasing
RESOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-09-22 
Deposition Author(s): Chang, C., Marshall, N., Bearden, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2009-09-22
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2017-11-01
  Changes: Refinement description
• Version 1.3: 2024-11-06
  Changes: Data collection, Database references, Derived calculations, Structure summary