1BXK

DTDP-GLUCOSE 4,6-DEHYDRATASE FROM E. COLI

• PDB DOI: https://doi.org/10.2210/pdb1BXK/pdb

• Classification: LYASE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 1998-10-05 Released: 1998-10-14 
• Deposition Author(s): Thoden, J.B., Hegeman, A.D., Frey, P.A., Holden, H.M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Work: 0.195 

Literature

Molecular Structure of Dtdp-Glucose 4,6-Dehydratase from E. Coli

Thoden, J.B., Hegeman, A.D., Frey, P.A., Holden, H.M.

(null) Protein Sci 

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)

Macromolecule Content

• Total Structure Weight: 80.73 kDa 
• Atom Count: 5,856 
• Modelled Residue Count: 685 
• Deposited Residue Count: 710 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PROTEIN (DTDP-GLUCOSE 4,6-DEHYDRATASE)	A, B	355	Escherichia coli	Mutation(s): 0  EC: 4.2.1.46
UniProt
Find proteins for P27830 (Escherichia coli (strain K12)) Explore P27830  Go to UniProtKB:  P27830

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAD	C [auth A], D [auth B]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C21 H27 N7 O14 P2 BAWFJGJZGIEFAR-NNYOXOHSSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Work: 0.195 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 68.4	α = 90
b = 109.2	β = 90
c = 128.7	γ = 90

Software Package:

Software Name	Purpose
TNT	refinement
XDS	data reduction
XSCALIBRE	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 1998-10-14 
Deposition Author(s): Thoden, J.B., Hegeman, A.D., Frey, P.A., Holden, H.M.

Revision History  

• Version 1.0: 1998-10-14
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-02-07
  Changes: Data collection, Database references, Derived calculations