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Trypanosoma rangeli Sialidase In Complex With 2,3- Difluorosialic Acid (Covalent Intermediate)
2A75
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Hydrolase
    Structure Weight: 71709.28
    Molecule: sialidase
    Polymer: 1 Type: protein Length: 652
    Chains: A
    EC#: 3.2.1.18   
    Organism Trypanosoma rangeli
    UniProtKB:   Protein Feature View | Search PDB | O44049  
     
  •   Structure Validation Hide

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  •   Related Citations in PDB Entry (REMARK 1) Hide
     
  •   Source Hide
    Polymer: 1
    Scientific Name: Trypanosoma rangeli   Taxonomy   Expression System: Escherichia coli  
     
  •   Related PDB Entries Hide
    Identifier Details
    1N1S  Crystal structure of Trypanosoma rangeli sialidase 
    2AGS  Crystal structure of Trypanosoma rangeli Sialidase in inComplex with 2-Keto-3-deoxy-D-glycero-D-galacto-2,3_difluoro-nononic acid (2,3-difluoro-KDN) 
    2AH2  Crystal structure of Trypanosoma cruzi trans-sialidase in complex with 2,3-difluorosialic acid (covalent intermediate) 
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    FSI
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    FSI C11 H18 F N O9
    5-(acetylamino)-3,5-dideoxy-3-fluoro-D-erythro- alpha-L-manno-non-2-ulopyranosonic acid
    FSI:2A75
    SO4
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    SO4 O4 S
    SULFATE ION
     
  •   External Domain Annotations Hide
     
  •   Structural Biology Knowledgebase Data Hide
     
 
Data in orange boxes are gathered from external resources (when available).
 
  Biological Assembly       
Biological assembly 1 assigned by authors
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  •   Deposition Summary Hide
    Authors:   Amaya, M.F.,  Alzari, P.M.,  Buschiazzo, A.

    Deposition:   2005-07-04
    Release:   2005-11-22
    Last Modified (REVDAT):   2009-02-24
     
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    2011-07-13
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  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
      Structure Factors
    EDS  
    Resolution[Å]:   1.95
    R-Value: 0.174 (obs.)
    R-Free: 0.216
    Space Group: P 21 21 21
    Unit Cell:
      Length [Å] Angles [°]
    a = 74.22 α = 90.00 
    b = 96.10 β = 90.00 
    c = 106.65 γ = 90.00