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CRYSTAL STRUCTURES OF ESCHERICHIA COLI DIHYDROFOLATE REDUCTASE. THE NADP+ HOLOENZYME AND THE FOLATE(DOT)NADP+ TERNARY COMPLEX. SUBSTRATE BINDING AND A MODEL FOR THE TRANSITION STATE
7DFR
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Oxido Reductase
    Structure Weight: 19205.31
    Molecule: DIHYDROFOLATE REDUCTASE
    Polymer: 1 Type: protein Length: 159
    Chains: A
    EC#: 1.5.1.3   
    Organism: Escherichia coli
    Gene Names: folA tmrA b0048 JW0047
    UniProtKB: Protein Feature View | Search PDB | P0ABQ4  
     
  •   Structure Validation Hide

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  •   Source Hide
    Polymer: 1
    Scientific Name: Escherichia coli   Taxonomy    
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    FOL
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    FOL C19 H19 N7 O6
    FOLIC ACID
    FOL:7DFR
    NAP
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    NAP C21 H28 N7 O17 P3
    NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
    NAP:7DFR
     
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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:   Bystroff, C.,  Oatley, S.J.,  Kraut, J.

    Deposition:   1988-10-21
    Release:   1990-07-15
    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:
    N/A
    Resolution[Å]:   2.50
    R-Value: 0.245 (obs.)
    R-Free: n/a
    Space Group: P 32 2 1
    Unit Cell:
      Length [Å] Angles [°]
    a = 62.21 α = 90.00 
    b = 62.21 β = 90.00 
    c = 105.53 γ = 120.00