8IXH

Pseudomoans aeruginosa Wildtype Ketopantoate Reductase With 3-Methyl-2-oxovalerate at substrate site

• PDB DOI: https://doi.org/10.2210/pdb8IXH/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Pseudomonas aeruginosa
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2023-04-01 Released: 2024-04-03 
• Deposition Author(s): Choudhury, G.B., Datta, S.
• Funding Organization(s): Council of Scientific & Industrial Research (CSIR)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.220 
• R-Value Work: 0.197 
• R-Value Observed: 0.198 

Literature

KEtopantoate reductase of Pseudomonas

Choudhury, G.B., Dutta, S.

To be published.

Biological Assembly 1  

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

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

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

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

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

Macromolecule Content

• Total Structure Weight: 103.28 kDa 
• Atom Count: 7,617 
• Modelled Residue Count: 928 
• Deposited Residue Count: 945 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
2-dehydropantoate 2-reductase	A, B, C	315	Pseudomonas aeruginosa	Mutation(s): 0  Gene Names: K3T18_18035
UniProt
Find proteins for Q9I2Y5 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore Q9I2Y5  Go to UniProtKB:  Q9I2Y5

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
1QQ (Subject of Investigation/LOI)	D [auth A], F [auth B], I [auth C]	(3S)-3-methyl-2-oxopentanoic acid C6 H10 O3 JVQYSWDUAOAHFM-BYPYZUCNSA-N
GOL	E [auth A], G [auth B], H [auth B]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.220 
• R-Value Work: 0.197 
• R-Value Observed: 0.198 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 192.206	α = 90
b = 47.916	β = 129.68
c = 129.233	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
iMOSFLM	data reduction
XDS	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-04-03 
Deposition Author(s): Choudhury, G.B., Datta, S.

---

Funding Organization	Location	Grant Number
Council of Scientific & Industrial Research (CSIR)	India	--

Revision History  

• Version 1.0: 2024-04-03
  Type: Initial release