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Candida albicans dihydrofolate reductase complexed with dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) and 5-[(4-METHYLPHENYL)SULFANYL]-2,4-QUINAZOLINEDIAMINE (GW578)
1IA2
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Oxidoreductase
    Structure Weight: 46835.44
    Molecule: DIHYDROFOLATE REDUCTASE
    Polymer: 1 Type: protein Length: 192
    Chains: A, B
    EC#: 1.5.1.3   
    Organism: Candida albicans
    Gene Name: DFR1
    UniProtKB: Protein Feature View | Search PDB | P22906  
     
  •   Structure Validation Hide

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  •   Source Hide
    Polymer: 1
    Scientific Name: Candida albicans   Taxonomy   Expression System: Escherichia coli bl21(de3)  
     
  •   Related PDB Entries Hide
    Identifier Details
    1AI9  Binary complex of candida albicans Dihydrofolate reductase (DHFR) with dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) 
    1AOE  Candida Albicans Dihydrofolate reductase complexed with dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) and 1,3-DIAMINO-7-(1-ETHYEPROPYE)-7H-PYRRALO-{3,2-F]QUINAZOLINE (GW345) 
    1IA1  Candida Albicans Dihydrofolate reductase complexed with dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) and 5-(phenylsulfanyl)-2,4-quinazolinediamine (GW997) 
    1IA3  Candida Albicans Dihydrofolate reductase complexed with dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) and 5-[(4-tert-butylphenyl)sulfanyl]-2,4-quinazolinediamine (GW995) 
    1IA4  Candida Albicans Dihydrofolate reductase complexed with dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) and 5-{[4-(4-morpholinyl)phenyl]sulfanyl}-2,4-quinazolinediamine (GW2021) 
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    MES
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    MES C6 H13 N O4 S
    2-(N-MORPHOLINO)-ETHANESULFONIC ACID
    MES:1IA2
    NDP
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    NDP C21 H30 N7 O17 P3
    NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
    NDP:1IA2
    TQ4
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    TQ4 C15 H14 N4 S
    5-[(4-METHYLPHENYL)SULFANYL]-2,4-QUINAZOLINEDIAMINE
    TQ4:1IA2
     
  •   External Ligand Annotations Hide
    Identifier   Binding Affinity (Sequence Identity %)
    TQ4
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    TQ4
    IC50: 23 nM (98) - data from BindingDB  
    IC50: 23 nM - data from BindingMOAD  
    N/Ain PDBbind
     
  •   External Domain Annotations Hide
     
  •   Structural Biology Knowledgebase Data Hide
     
 
Data in orange boxes are gathered from external resources (when available).
 
  Biological Assembly 1       
Biological assembly 1 assigned by authors
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  •   Deposition Summary Hide
    Authors:   Whitlow, M.,  Howard, A.J.,  Kuyper, L.F.

    Deposition:   2001-03-22
    Release:   2001-04-11
    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]:   1.82
    R-Value: 0.160 (obs.)
    R-Free: n/a
    Space Group: P 21
    Unit Cell:
      Length [Å] Angles [°]
    a = 76.91 α = 90.00 
    b = 67.28 β = 93.07 
    c = 38.49 γ = 90.00