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STRUCTURE OF THE COMPLEX OF LAC REPRESSOR HEADPIECE AND AN 11 BASE-PAIR HALF-OPERATOR DETERMINED BY NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY AND RESTRAINED MOLECULAR DYNAMICS
Biology and Chemistry Report
1LCC
  •   Structure Details   Hide

    Structure Keywords

    Keywords GENE REGULATION/DNA
    Text DNA, HALF-OPERATOR, LAC OPERATOR, LAC REPRESSOR, HEADPIECE, GENE REGULATION-DNA COMPLEX

    Polymeric Molecules

    Chain B
    Description DNA (5'-D(*AP*AP*TP*TP*GP*TP*GP*AP*GP*CP*G)-3') 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polydeoxyribonucleotide 
    Formula Weight 3413.3 
    Source Method synthetic  
    Chain C
    Description DNA (5'-D(*CP*GP*CP*TP*CP*AP*CP*AP*AP*TP*T)-3') 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polydeoxyribonucleotide 
    Formula Weight 3293.2 
    Source Method synthetic  
    Chain A
    Description Lac Repressor 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 5693.5 
    Source Method genetically manipulated  

    Entity Keywords

    Entity Id EC Number Fragment Mutation Text
    n/a  n/a  n/a  POLYPEPTIDE 
    n/a  n/a  n/a  DEOXYRIBONUCLEIC ACID 
    n/a  n/a  n/a  DEOXYRIBONUCLEIC ACID 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    NA  SODIUM ION  Na   22.99  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A LACI_ECOLI O09196     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A
    GO ID   Ontology GO Term Definition
    6355   Regulation of Transcription DNA Templated  Any Process That Modulates the Frequency Rate or Extent of Cellular DNA Templated Transcription. 
    3677   DNA Binding  Any Molecular Function by Which a Gene Product Interacts Selectively and Non Covalently with DNA (deoxyribonucleic Acid). 
    3700   Sequence Specific DNA Binding Transcription Factor Activity  Interacting Selectively and Non Covalently with a Specific DNA Sequence in Order to Modulate Transcription. the Transcription Factor May or May Not Also Interact Selectively with a Protein or Macromolecular Complex. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain A
    Scientific Name Escherichia coli  
    Genus Escherichia
    Strain BMH 74-12
    Host Vector Type Lac