2OPX

Crystal Structure of Lactaldehyde Dehydrogenase from Escherichia coli

• PDB DOI: https://doi.org/10.2210/pdb2OPX/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2007-01-30 Released: 2007-02-20 
• Deposition Author(s): Francuski, D., Rossocha, M., Saenger, W.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.53 Å
• R-Value Free: 0.227 
• R-Value Work: 0.177 
• R-Value Observed: 0.180 

Literature

Crystal Structure of Lactaldehyde Dehydrogenase from Escherichia coli

Francuski, D., Rossocha, M., Saenger, W.

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)

Macromolecule Content

• Total Structure Weight: 53.5 kDa 
• Atom Count: 4,042 
• Modelled Residue Count: 477 
• Deposited Residue Count: 479 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Aldehyde dehydrogenase A	A	479	Escherichia coli BL21(DE3)	Mutation(s): 0  EC: 1.2.1.22 (PDB Primary Data), 1.2.1.21 (UniProt)
UniProt
Find proteins for P25553 (Escherichia coli (strain K12)) Explore P25553  Go to UniProtKB:  P25553

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
DXC	B [auth A], C [auth A], D [auth A]	(3ALPHA,5BETA,12ALPHA)-3,12-DIHYDROXYCHOLAN-24-OIC ACID C24 H40 O4 KXGVEGMKQFWNSR-LLQZFEROSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.53 Å
• R-Value Free: 0.227 
• R-Value Work: 0.177 
• R-Value Observed: 0.180 
• Space Group: P 6₄ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 141.811	α = 90
b = 141.811	β = 90
c = 107.861	γ = 120

Software Package:

Software Name	Purpose
SCALA	data scaling
SHARP	phasing
DM	phasing
CNS	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
MOSFLM	data reduction
CCP4	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-02-20 
Deposition Author(s): Francuski, D., Rossocha, M., Saenger, W.

Revision History  

• Version 1.0: 2007-02-20
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2023-12-27
  Changes: Data collection, Database references, Derived calculations