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Trypanosoma brucei dihydrofolate reductase pyrimethamine complex
Biology and Chemistry Report
3QFX
  •   Structure Details   Hide

    Structure Keywords

    Keywords OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR
    Text pyrimethamine, antifolate resistance, Trypanosome, dihydrofolate reductase, OXIDOREDUCTASE-OXIDOREDUCTASE INHIBITOR complex

    Polymeric Molecules

    Chain A,B
    Description Bifunctional dihydrofolate reductase-thymidylate synthase 
    Fragment DHFR domain 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 26307.7 
    Source Method genetically manipulated  
    Entity Name DHFR-TS, Dihydrofolate reductase, Thymidylate synthase 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    CP6  5-(4-CHLORO-PHENYL)-6-ETHYL-PYRIMIDINE-2,4-DIAMINE  C12 H13 Cl N4   248.71  View 
    NDP  NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE  C21 H30 N7 O17 P3   745.42  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B DRTS_TRYBB Q27783     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    EC, Associated Pathways and Catalytic Sites

    Chain(s) IUBMB KEGG BioCyc
    A B  1.5.1.3      
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,B
    GO ID   Ontology GO Term Definition
    6545   Glycine Biosynthetic Process  The Chemical Reactions and Pathways Resulting in the Formation of Glycine Aminoethanoic Acid. 
    9165   Nucleotide Biosynthetic Process  The Chemical Reactions and Pathways Resulting in the Formation of Nucleotides Any Nucleoside That Is Esterified with (ortho)phosphate or an Oligophosphate At Any Hydroxyl Group On the Glycose Moiety; May Be Mono Di or Triphosphate; This Definition Includes Cyclic Nucleotides (nucleoside Cyclic Phosphates). 
    55114   Oxidation Reduction Process  A Metabolic Process That Results in the Removal or Addition of One or More Electrons to or From a Substance with or Without the Concomitant Removal or Addition of a Proton or Protons. 
    4146   Dihydrofolate Reductase Activity  Catalysis of the Reaction: 5 6 7 8 Tetrahydrofolate + Nadp+ = 7 8 Dihydrofolate + Nadph + H+. 
    50661   Nadp Binding  Interacting Selectively and Non Covalently with Nicotinamide Adenine Dinucleotide Phosphate a Coenzyme Involved in Many Redox and Biosynthetic Reactions; Binding May Be to Either the Oxidized Form Nadp+ or the Reduced Form Nadph. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain A,B
    Scientific Name Trypanosoma brucei rhodesiense  
    Gene dhfr
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)
    Host Vector Type Plasmid
    Host Plasmid Name pET17b