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Crystal structure of purine nucleoside phosphorylase (W16Y, W94Y, W178Y, H257W) mutant from human complexed with DADMe-ImmG and phosphate
4EAR
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  •   Molecular Description Hide
    Classification: Transferase/transferase Inhibitor
    Structure Weight: 109559.00
    Molecule: Purine nucleoside phosphorylase
    Polymer: 1 Type: protein Length: 324
    Chains: A, B, C
    EC#: 2.4.2.1   
    Mutation: W16Y, W94Y, W178Y, H257W
    Organism Homo sapiens
    Gene Names PNP NP
    UniProtKB:   Protein Feature View | Search PDB | P00491  
     
  •   Source Hide
    Polymer: 1
    Scientific Name: Homo sapiens   Taxonomy   Common Name: Human Expression System: Escherichia coli  
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name Interactions
    IM5
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    Download      		IM5 C12 H17 N5 O3
    2-amino-7-{[(3R,4R)-3-hydroxy-4-(hydroxymethyl)pyrrolidin- 1-yl]methyl}-3,5-dihydro-4H-pyrrolo[3,2-d]pyrimidin- 4-one
    		IM5:4EAR
    PO4
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    Download      		PO4 O4 P
    PHOSPHATE ION
     
  •   External Ligand Annotations Hide
    Identifier   Binding Affinity (Sequence Identity %)
    IM5
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    Ki: 0.007 nM (98) - data from BindingDB  
    N/Ain BindingMoad
    N/Ain PDBbind
     
  •   Modified Residues Hide
    Identifier Formula Parent Type
    FT6
    Search      		FT6 C11 H11 F N2 O2 TRP lPeptideLinking
     
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  •   Structural Biology Knowledgebase Data Hide
     
 
Data in orange boxes are gathered from external resources (when available).
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  Biological Assembly       
Biological assembly 1 assigned by authors and generated by PISA (software)
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  •   Deposition Summary Hide
    Authors:   Haapalainen, A.M.,  Ho, M.C.,  Suarez, J.J.,  Almo, S.C.,  Schramm, V.L.

    Deposition:   2012-03-22
    Release:   2013-02-06
    Last Modified (REVDAT):   2013-03-13
     
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    2013-03-13
    Citation
    2013-03-06
    Citation
     
  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
      Structure Factors
    Resolution[Å]:   1.70
    R-Value: 0.176 (obs.)
    R-Free: 0.203
    Space Group: P 21 21 21
    Unit Cell:
      Length [Å] Angles [°]
    a = 55.92 α = 90.00 
    b = 131.10 β = 90.00 
    c = 137.68 γ = 90.00