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         <header_release>2016-01-27</header_release>
         <map_release>2016-03-23</map_release>
         <update>2016-03-23</update>
      </key_dates>
      <title>Subtomogram average of a non-piliated type IVa pilus machine in Myxococcus xanthus cells with pilA knockout</title>
      <authors_list>
         <author>Chang YW</author>
         <author>Rettberg LA</author>
         <author>Treuner-Lange A</author>
         <author>Iwasa J</author>
         <author>Sogaard-Andersen L</author>
         <author>Jensen GJ</author>
      </authors_list>
      <keywords>type IV pilus, motor, motility, adhesion</keywords>
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   <crossreferences>
      <citation_list>
         <primary_citation>
            <journal_citation published="true">
               <author order="1">Chang YW</author>
               <author order="2">Rettberg LA</author>
               <author order="3">Treuner-Lange A</author>
               <author order="4">Iwasa J</author>
               <author order="5">Sogaard-Andersen L</author>
               <author order="6">Jensen GJ</author>
               <title>Architecture of the type IVa pilus machine</title>
               <journal>SCIENCE</journal>
               <volume>351</volume>
               <year>2016</year>
               <external_references type="PUBMED">26965631</external_references>
               <external_references type="DOI">doi:10.1126/science.aad2001</external_references>
            </journal_citation>
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            <recombinant_exp_flag>false</recombinant_exp_flag>
            <natural_source database="NCBI">
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               <date>2013-12-28</date>
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