1H05

3-DEHYDROQUINATE DEHYDRATASE FROM MYCOBACTERIUM TUBERCULOSIS IN COMPLEX WITH SULPHATE


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.50 Å
  • R-Value Free: 0.191 
  • R-Value Work: 0.139 

Starting Model: experimental
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This is version 1.3 of the entry. See complete history


Literature

Specificity of Substrate Recognition by Type II Dehydroquinases as Revealed by Binding of Polyanions(1)

Evans, L.Roszak, A.W.Noble, L.Robinson, D.Chalk, P.Matthews, J.Coggins, J.R.Price, N.Lapthorn, A.J.

(2002) FEBS Lett 530: 24

  • DOI: https://doi.org/10.1016/s0014-5793(02)03346-x
  • Primary Citation of Related Structures:  
    1H05

  • PubMed Abstract: 

    The interactions between the polyanionic ligands phosphate and sulphate and the type II dehydroquinases from Streptomyces coelicolor and Mycobacterium tuberculosis have been characterised using a combination of structural and kinetic methods. From both approaches, it is clear that interactions are more complex in the case of the latter enzyme. The data provide new insights into the differences between the two enzymes in terms of substrate recognition and catalytic efficiency and may also explain the relative potencies of rationally designed inhibitors. An improved route to the synthesis of the substrate 3-dehydroquinic acid (dehydroquinate) is described.


  • Organizational Affiliation

    Division of Biochemistry and Molecular Biology, Institute of Biomedical and Life Sciences, University of Glasgow, UK.


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
3-DEHYDROQUINATE DEHYDRATASE146Mycobacterium tuberculosis H37RvMutation(s): 0 
EC: 4.2.1.10
UniProt
Find proteins for P9WPX7 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv))
Go to UniProtKB:  P9WPX7
Sequence Annotations
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  • Reference Sequence
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.50 Å
  • R-Value Free: 0.191 
  • R-Value Work: 0.139 
  • Space Group: F 2 3
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 126.635α = 90
b = 126.635β = 90
c = 126.635γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing

Structure Validation

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Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2002-10-24
    Type: Initial release
  • Version 1.1: 2011-05-08
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 1.3: 2023-12-13
    Changes: Data collection, Database references, Derived calculations, Refinement description