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Structural insight into the quinolone-DNA cleavage complex of type IIA topoisomerases
Biology and Chemistry Report
3FOE
  •   Structure Details   Hide

    Structure Keywords

    Keywords ISOMERASE/DNA
    Text quinolone, topoisomerase, DNA, protein-DNA cleavage complex, Streptococcus pneumoniae, clinafloxacin, Cell membrane, DNA-binding, Isomerase, Membrane, ATP-binding, Nucleotide-binding, ISOMERASE-DNA COMPLEX

    Polymeric Molecules

    Chain A,B
    Description DNA topoisomerase 4 subunit A 
    Fragment residues 1-488 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 56456.1 
    Source Method genetically manipulated  
    Entity Name ParC55, Topoisomerase IV subunit A 
    Chain C,D
    Description DNA topoisomerase 4 subunit B 
    Fragment residues 404-647 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 30415.9 
    Source Method genetically manipulated  
    Entity Name ParE30, Topoisomerase IV subunit B 
    Chain E
    Description DNA (5'-D(P*AP*CP*CP*AP*AP*GP*GP*TP*CP*AP*TP*GP*AP*AP*T)-3') 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polydeoxyribonucleotide 
    Formula Weight 4602.1 
    Source Method synthetic  
    Chain F
    Description DNA (5'-D(P*AP*GP*TP*CP*AP*TP*TP*CP*AP*TP*GP*AP*CP*CP*TP*TP*GP*GP*T)-3') 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polydeoxyribonucleotide 
    Formula Weight 5810.8 
    Source Method synthetic  
    Chain G
    Description DNA (5'-D(P*CP*TP*GP*TP*TP*TP*TP*AP*CP*GP*TP*GP*CP*AP*T)-3') 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polydeoxyribonucleotide 
    Formula Weight 4566.0 
    Source Method synthetic  
    Chain H
    Description DNA (5'-D(P*GP*AP*CP*TP*AP*TP*GP*CP*AP*CP*GP*TP*AP*AP*AP*AP*CP*AP*G)-3') 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polydeoxyribonucleotide 
    Formula Weight 5846.9 
    Source Method synthetic  

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    NFX  7-[(3R)-3-aminopyrrolidin-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid  C17 H17 Cl F N3 O3   365.79  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B PARC_STRPN P72525     
    C,D PARE_STRPN P77956     

    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  5.99.1.3        
    C D  5.99.1.3        
     
  •   Gene Details   Hide

    Genetic Source

    Chain C,D
    Scientific Name Streptococcus pneumoniae  
    Gene pare, sp_0852
    Host Scientific Name Escherichia coli  


    Chain A,B
    Scientific Name Streptococcus pneumoniae  
    Gene parc, sp_0855
    Host Scientific Name Escherichia coli