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Crystal structure of B. anthracis dihydrofolate reductase (DHFR) with RAB1, a TMP-dihydrophthalazine derivative
Biology and Chemistry Report
3FL8
  •   Structure Details   Hide

    Structure Keywords

    Keywords OXIDOREDUCTASE
    Text OXIDOREDUCTASE, PYRIMIDINE, DIHYDROPHTHALAZINE

    Polymeric Molecules

    Chain A,B,C,D,E,F,G,H
    Description Dihydrofolate reductase 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 19615.6 
    Source Method genetically manipulated  

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    CA  CALCIUM ION  Ca   40.08  View 
    RAR  5-(3,4-dimethoxy-5-{(1E)-3-oxo-3-[(1S)-1-propylphthalazin-2(1H)-yl]prop-1-en-1-yl}benzyl)pyrimidine-2,4-diamine  C27 H30 N6 O3   486.57  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B,C,D,E,F,G,H Q81R22_BACAN E9R6R2     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    EC, Associated Pathways and Catalytic Sites

    Chain(s) IUBMB KEGG BioCyc Catalytic Site(s)
    A B C D E F G H  1.5.1.3        
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,B,C,D,E,F,G,H
    GO ID   Ontology GO Term Definition
    6730   One Carbon Metabolic Process  The Chemical Reactions and Pathways Involving the Transfer of One Carbon Units in Various Oxidation States. 
    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. 
    166   Nucleotide Binding  Interacting Selectively and Non Covalently with a Nucleotide Any Compound Consisting of a Nucleoside That Is Esterified with (ortho)phosphate or an Oligophosphate At Any Hydroxyl Group On the Ribose or Deoxyribose. 
    16491   Oxidoreductase Activity  Catalysis of an Oxidation Reduction (redox) Reaction a Reversible Chemical Reaction in Which the Oxidation State of an Atom or Atoms Within a Molecule Is Altered. One Substrate Acts As a Hydrogen or Electron Donor and Becomes Oxidized While the Other Acts As Hydrogen or Electron Acceptor and Becomes Reduced. 
    46872   Metal Ion Binding  Interacting Selectively and Non Covalently with Any Metal Ion. 


    Protein Analyses

    Measured Binding Affinities   

     
  •   Gene Details   Hide

    Genetic Source

    Chain A,B,C,D,E,F,G,H
    Common Name Anthrax
    Scientific Name Bacillus anthracis  
    Strain STERNE
    Gene bas2083, ba_2237, dfra, dhfr, gbaa2237
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)plyss
    Host Vector Type Plasmid
    Host Plasmid Name pCRT7/C-TOPO