4QGS

Substrate and cofactor-free form of the Aldehyde Reductase YqhD from E. coli.

• PDB DOI: https://doi.org/10.2210/pdb4QGS/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Escherichia coli K-12
• Mutation(s): No 


• Deposited: 2014-05-24 Released: 2015-05-06 
• Deposition Author(s): LaMattina, J.W., Kapoor, S., Lanzilotta, W.N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.219 
• R-Value Work: 0.186 
• R-Value Observed: 0.188 

Literature

Open form of E. coli YqhD

LaMattina, J.W., Kapoor, S., Gouvea, I., Slovic, A., Lanzilotta, W.N.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 43.54 kDa 
• Atom Count: 3,214 
• Modelled Residue Count: 380 
• Deposited Residue Count: 398 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Alcohol dehydrogenase YqhD	A	398	Escherichia coli K-12	Mutation(s): 0  Gene Names: yqhD, b3011, JW2978 EC: 1.1.1
UniProt
Find proteins for Q46856 (Escherichia coli (strain K12)) Explore Q46856  Go to UniProtKB:  Q46856

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
CL	C [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.219 
• R-Value Work: 0.186 
• R-Value Observed: 0.188 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 102.402	α = 90
b = 68.441	β = 118.46
c = 66.602	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2015-05-06 
Deposition Author(s): LaMattina, J.W., Kapoor, S., Lanzilotta, W.N.

Revision History  

• Version 1.0: 2015-05-06
  Type: Initial release
  
• Version 1.1: 2024-02-28
  Changes: Data collection, Database references, Derived calculations