1OD8

Xylanase Xyn10A from Streptomyces lividans in complex with xylobio-isofagomine lactam


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.05 Å
  • R-Value Free: 0.126 
  • R-Value Work: 0.103 
  • R-Value Observed: 0.104 

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This is version 2.0 of the entry. See complete history


Literature

A Xylobiose-Derived Isofagomine Lactam Glycosidase Inhibitor Binds as its Amide Tautomer

Gloster, T.M.Williams, S.J.Tarling, C.Roberts, S.Dupont, C.Jodoin, P.Shareck, F.Withers, S.G.Davies, G.J.

(2003) Chem Commun (Camb) 8: 944

  • DOI: 10.1039/b301829f
  • Primary Citation of Related Structures:  
    1OD8

  • PubMed Abstract: 
  • The atomic-resolution structure of a xylobiose-derived isofagomine lactam in complex with the xylanase Xyn10A from Streptomyces lividans reveals that the lactam is bound to the enzyme as the amide tautomer, with "reversed" protonation-states for nucleophile and acid-base ...

    The atomic-resolution structure of a xylobiose-derived isofagomine lactam in complex with the xylanase Xyn10A from Streptomyces lividans reveals that the lactam is bound to the enzyme as the amide tautomer, with "reversed" protonation-states for nucleophile and acid-base.


    Organizational Affiliation

    Structural Biology Laboratory, Department of Chemistry, The University of York, Heslington, UK.



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
ENDO-1,4-BETA-XYLANASE AA313Streptomyces lividansMutation(s): 0 
Gene Names: xlnA
EC: 3.2.1.8
UniProt
Find proteins for P26514 (Streptomyces lividans)
Explore P26514 
Go to UniProtKB:  P26514
Protein Feature View
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  • Reference Sequence
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.05 Å
  • R-Value Free: 0.126 
  • R-Value Work: 0.103 
  • R-Value Observed: 0.104 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 65.814α = 90
b = 45.878β = 90
c = 85.737γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling

Structure Validation

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Ligand Structure Quality Assessment  



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2003-04-08
    Type: Initial release
  • Version 1.1: 2011-05-08
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 2.0: 2020-07-29
    Type: Remediation
    Reason: Carbohydrate remediation
    Changes: Atomic model, Data collection, Derived calculations, Other, Structure summary