2X09

Inhibition of the exo-beta-D-glucosaminidase CsxA by a glucosamine- configured castanospermine and an amino-australine analogue


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.40 Å
  • R-Value Free: 0.240 
  • R-Value Work: 0.176 
  • R-Value Observed: 0.179 

Starting Model: experimental
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Ligand Structure Quality Assessment 


This is version 1.3 of the entry. See complete history


Literature

Inhibition of the Exo-Beta-D-Glucosaminidase Csxa by a Glucosamine-Configured Castanospermine and an Amino-Australine Analogue.

Pluvinage, B.Ghinet, M.G.Brzezinski, R.Boraston, A.B.Stubbs, K.A.

(2009) Org Biomol Chem 7: 4169

  • DOI: https://doi.org/10.1039/b913235j
  • Primary Citation of Related Structures:  
    2X05, 2X09

  • PubMed Abstract: 

    The synthesis of amino-derivatives of castanospermine and australine and their characterisation as inhibitors of the exo-beta-D-glucosaminidase CsxA through enzyme kinetics and X-ray structural analysis is described.


  • Organizational Affiliation

    Biochemistry and Microbiology, University of Victoria, PO Box 3055 STN CSC, Victoria, BC, Canada V8W 3P6.


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
EXO-BETA-D-GLUCOSAMINIDASE
A, B
1,032Amycolatopsis orientalisMutation(s): 0 
EC: 3.2.1.165
UniProt
Find proteins for Q56F26 (Amycolatopsis orientalis)
Explore Q56F26 
Go to UniProtKB:  Q56F26
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ56F26
Sequence Annotations
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  • Reference Sequence
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.40 Å
  • R-Value Free: 0.240 
  • R-Value Work: 0.176 
  • R-Value Observed: 0.179 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 86.75α = 90
b = 121.95β = 90.65
c = 92.05γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
CCP4data scaling
MERGEdata scaling
MOLREPphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2010-02-09
    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: 2023-12-20
    Changes: Data collection, Database references, Derived calculations, Other, Refinement description