{ "items" : [
    { "id" : "http://dbpedia.org/resource/Fertility_factor"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "The Fertility factor (first named F by one of its discoverers Esther Lederberg) allows genes to be transferred from one bacterium carrying the factor to another bacterium lacking the factor by conjugation.  The F factor is carried on the F episome, the first episome to be discovered. Unlike other plasmids, F factor is constitutive for transfer proteins due to the gene traJ."] } } }
