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   <admin>
      <current_status>
         <code>REL</code>
         <processing_site>PDBe</processing_site>
      </current_status>
      <sites>
         <deposition>PDBe</deposition>
         <last_processing>PDBe</last_processing>
      </sites>
      <key_dates>
         <deposition>2014-12-01</deposition>
         <header_release>2015-01-21</header_release>
         <map_release>2015-01-21</map_release>
         <update>2016-03-16</update>
      </key_dates>
      <title>Electron cryotomography, subtomogram averaging and classification of 26S proteasomes in situ in intact hippocampal neurons</title>
      <authors_list>
         <author>Asano S</author>
         <author>Fukuda Y</author>
         <author>Beck F</author>
         <author>Aufderheide A</author>
         <author>Foerster F</author>
         <author>Danev R</author>
         <author>Baumeister W</author>
      </authors_list>
      <keywords>Proteasome, 26S, 26S Proteasome, Ubiquitin, Ubiquitin-Proteasome Pathway, UPP, Ubiquitin-Proteasome System, UPS, Protease</keywords>
   </admin>
   <crossreferences>
      <citation_list>
         <primary_citation>
            <journal_citation published="true">
               <author order="1">Asano S</author>
               <author order="2">Fukuda Y</author>
               <author order="3">Beck F</author>
               <author order="4">Aufderheide A</author>
               <author order="5">Foerster F</author>
               <author order="6">Danev R</author>
               <author order="7">Baumeister W</author>
               <title>A molecular census of 26S Proteasomes in Intact Neurons</title>
               <journal>SCIENCE</journal>
               <volume>347</volume>
               <first_page>439</first_page>
               <last_page>442</last_page>
               <year>2015</year>
               <external_references type="PUBMED">25613890</external_references>
               <external_references type="DOI">doi:10.1126/science.1261197</external_references>
            </journal_citation>
         </primary_citation>
      </citation_list>
   </crossreferences>
   <sample>
      <name>26S Proteasome from mammal hippocampus neurons in ground state (GS)</name>
      <supramolecule_list>
         <sample_supramolecule supramolecule_id="1000">
            <name>26S Proteasome from mammal hippocampus neurons in ground state (GS)</name>
            <number_unique_components>1</number_unique_components>
         </sample_supramolecule>
      </supramolecule_list>
      <macromolecule_list>
         <protein_or_peptide macromolecule_id="1">
            <name>26S Proteasome</name>
            <natural_source database="NCBI">
               <organism ncbi="10116">Rattus norvegicus</organism>
               <strain>Wistar</strain>
               <synonym_organism>Rat</synonym_organism>
               <tissue>Brain</tissue>
               <cellular_location>Cytoplasm</cellular_location>
            </natural_source>
            <recombinant_exp_flag>false</recombinant_exp_flag>
            <recombinant_expression database="NCBI">
               </recombinant_expression>
            <sequence>
               </sequence>
         </protein_or_peptide>
      </macromolecule_list>
   </sample>
   <structure_determination_list>
      <structure_determination structure_determination_id="1">
         <method>subtomogramAveraging</method>
         <aggregation_state>particle</aggregation_state>
         <specimen_preparation_list>
            <subtomogram_averaging_preparation preparation_id="1">
               <grid>
                  <details>Quantifoil Au 200 mesh grids R1/4</details>
               </grid>
               <vitrification>
                  <cryogen_name>ETHANE-PROPANE MIXTURE</cryogen_name>
                  <chamber_humidity units="percentage">90</chamber_humidity>
                  <instrument>FEI VITROBOT MARK III</instrument>
                  <method>37 deg C, waiting time 5 sec, and 10 seconds blot time</method>
               </vitrification>
            </subtomogram_averaging_preparation>
         </specimen_preparation_list>
         <microscopy_list>
            <subtomogram_averaging_microscopy microscopy_id="1">
               <microscope>FEI TITAN KRIOS</microscope>
               <illumination_mode>FLOOD BEAM</illumination_mode>
               <imaging_mode>BRIGHT FIELD</imaging_mode>
               <electron_source>FIELD EMISSION GUN</electron_source>
               <acceleration_voltage units="kV">300</acceleration_voltage>
               <nominal_defocus_min units="&#181;m">1.0</nominal_defocus_min>
               <nominal_magnification>33000.0</nominal_magnification>
               <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
               <specialist_optics>
                  <energy_filter>
                     <name>Gatan</name>
                  </energy_filter>
               </specialist_optics>
               <details>Volta Phase Plate</details>
               <date>2013-10-24</date>
               <image_recording_list>
                  <image_recording>
                     <film_or_detector_model category="CCD">GATAN K2 (4k x 4k)</film_or_detector_model>
                     <average_electron_dose_per_image units="e/&#8491;^2">110</average_electron_dose_per_image>
                  </image_recording>
               </image_recording_list>
               <tilt_series>
                  <axis1>
                     <min_angle units="deg">-60</min_angle>
                     <max_angle units="deg">60</max_angle>
                  </axis1>
               </tilt_series>
            </subtomogram_averaging_microscopy>
         </microscopy_list>
         <subtomogram_averaging_processing image_processing_id="1">
            <final_reconstruction>
               <applied_symmetry>
                  <point_group>C1</point_group>
               </applied_symmetry>
               <resolution res_type="BY AUTHOR" units="&#8491;">27.0</resolution>
               <resolution_method>OTHER</resolution_method>
               <software_list>
                  <software>
                     <name>etomo, TOM, PYTOM</name>
                  </software>
               </software_list>
               <number_subtomograms_used>1367</number_subtomograms_used>
            </final_reconstruction>
         </subtomogram_averaging_processing>
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         <row>128</row>
         <sec>128</sec>
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         <beta units="deg">90.0</beta>
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         <fast>X</fast>
         <medium>Y</medium>
         <slow>Z</slow>
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         <contour primary="true">
            <level>0.0277</level>
            <source>AUTHOR</source>
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      <annotation_details>26S Proteasome from mammal hippocampus neurons in ground state (GS)</annotation_details>
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   <interpretation>
      <figure_list>
         <figure>
            <file>emd_2830.tif</file>
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   </interpretation>
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