<emd xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" emdb_id="EMD-2015" version="3.0.1.1" xsi:schemaLocation="https://github.com/emdb-empiar/emdb-schemas/blob/master/v3/v3_0_1_1/emdb_relaxed.xsd">
   <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>2011-12-23</deposition>
         <header_release>2012-01-13</header_release>
         <map_release>2012-01-13</map_release>
         <update>2015-06-10</update>
      </key_dates>
      <title>CryoEM map of the p97-Ufd1-Npl4 complex in the two-binding-sites conformation</title>
      <authors_list>
         <author>Bebeacua C</author>
         <author>Forster A</author>
         <author>McKeown C</author>
         <author>Meyer HH</author>
         <author>Zhang X</author>
         <author>Freemont PS</author>
      </authors_list>
      <keywords>p97, Ufd1-Npl4, asymmetric complex, ATPase</keywords>
   </admin>
   <crossreferences>
      <citation_list>
         <primary_citation>
            <journal_citation published="true">
               <author order="1">Bebeacua C</author>
               <author order="2">Forster A</author>
               <author order="3">McKeown C</author>
               <author order="4">Meyer HH</author>
               <author order="5">Zhang X</author>
               <author order="6">Freemont PS</author>
               <title>Distinct conformations of the protein complex p97-Ufd1-Npl4 revealed by electron cryomicroscopy.</title>
               <journal>PROC.NAT.ACAD.SCI.USA</journal>
               <volume>109</volume>
               <first_page>1098</first_page>
               <last_page>1103</last_page>
               <year>2012</year>
               <external_references type="PUBMED">22232657</external_references>
               <external_references type="DOI">doi:10.1073/pnas.1114341109</external_references>
            </journal_citation>
         </primary_citation>
      </citation_list>
   </crossreferences>
   <sample>
      <name>p97-Ufd1-Npl4</name>
      <supramolecule_list>
         <sample_supramolecule supramolecule_id="1000">
            <name>p97-Ufd1-Npl4</name>
            <oligomeric_state>One hexamer of p97  binds to one Ufd1-Npl4 dimer</oligomeric_state>
            <number_unique_components>3</number_unique_components>
            <molecular_weight>
               <experimental units="MDa">0.623</experimental>
               <theoretical units="MDa">0.623</theoretical>
            </molecular_weight>
         </sample_supramolecule>
      </supramolecule_list>
      <macromolecule_list>
         <protein_or_peptide macromolecule_id="1">
            <name synonym="p97">p97</name>
            <natural_source database="NCBI">
               <organism ncbi="10090">Mus musculus</organism>
               <synonym_organism>House mouse</synonym_organism>
               <cellular_location>Cytoplasm</cellular_location>
            </natural_source>
            <details>This corresponds to the p97-Ufd1-Npl4 complex</details>
            <number_of_copies>1</number_of_copies>
            <recombinant_exp_flag>true</recombinant_exp_flag>
            <recombinant_expression database="NCBI">
               <recombinant_organism ncbi="469008">Escherichia coli BL21(DE3)</recombinant_organism>
               <recombinant_strain>Rosetta</recombinant_strain>
            </recombinant_expression>
            <sequence>
               </sequence>
         </protein_or_peptide>
         <protein_or_peptide macromolecule_id="2">
            <name synonym="Ufd1">Ufd1</name>
            <natural_source database="NCBI">
               <organism ncbi="10090">Mus musculus</organism>
               <synonym_organism>House mouse</synonym_organism>
               <cellular_location>Cytoplasm</cellular_location>
            </natural_source>
            <details>This corresponds to the p97-Ufd1-Npl4 complex</details>
            <number_of_copies>1</number_of_copies>
            <recombinant_exp_flag>true</recombinant_exp_flag>
            <recombinant_expression database="NCBI">
               <recombinant_organism ncbi="469008">Escherichia coli BL21(DE3)</recombinant_organism>
               <recombinant_strain>Rosetta</recombinant_strain>
            </recombinant_expression>
            <sequence>
               </sequence>
         </protein_or_peptide>
         <protein_or_peptide macromolecule_id="3">
            <name synonym="Npl4">Npl4</name>
            <natural_source database="NCBI">
               <organism ncbi="10116">Rattus norvegicus</organism>
               <synonym_organism>Norway rat</synonym_organism>
               <cellular_location>Cytoplasm</cellular_location>
            </natural_source>
            <details>This corresponds to the p97-Ufd1-Npl4 complex</details>
            <number_of_copies>1</number_of_copies>
            <recombinant_exp_flag>true</recombinant_exp_flag>
            <recombinant_expression database="NCBI">
               <recombinant_organism ncbi="469008">Escherichia coli BL21(DE3)</recombinant_organism>
               <recombinant_strain>Rosetta</recombinant_strain>
            </recombinant_expression>
            <sequence>
               </sequence>
         </protein_or_peptide>
      </macromolecule_list>
   </sample>
   <structure_determination_list>
      <structure_determination structure_determination_id="1">
         <method>singleParticle</method>
         <aggregation_state>particle</aggregation_state>
         <specimen_preparation_list>
            <single_particle_preparation preparation_id="1">
               <concentration units="mg/mL">0.5</concentration>
               <buffer>
                  <ph>8.0</ph>
                  <details>150 mM KCL, 25 mL Tris, 2.5 mM MgCl2</details>
               </buffer>
               <grid>
                  <details>200 mesh copper grid</details>
               </grid>
               <vitrification>
                  <cryogen_name>ETHANE</cryogen_name>
                  <chamber_humidity units="percentage">100</chamber_humidity>
                  <instrument>OTHER</instrument>
                  <details>Vitrification instrument: Vitrobot</details>
                  <method>Blot for 2 seconds before plunging</method>
               </vitrification>
            </single_particle_preparation>
         </specimen_preparation_list>
         <microscopy_list>
            <single_particle_microscopy microscopy_id="1">
               <microscope>FEI/PHILIPS CM200FEG</microscope>
               <illumination_mode>OTHER</illumination_mode>
               <imaging_mode>BRIGHT FIELD</imaging_mode>
               <electron_source>FIELD EMISSION GUN</electron_source>
               <acceleration_voltage units="kV">200</acceleration_voltage>
               <nominal_cs units="mm">2.2</nominal_cs>
               <nominal_defocus_min units="&#181;m">1.5</nominal_defocus_min>
               <nominal_defocus_max units="&#181;m">3.0</nominal_defocus_max>
               <nominal_magnification>50000.0</nominal_magnification>
               <calibrated_magnification>50000.0</calibrated_magnification>
               <specimen_holder_model>GATAN LIQUID NITROGEN</specimen_holder_model>
               <alignment_procedure>
                  <legacy>
                     <astigmatism>Objective lens astigmatism was corrected at 100,000 times magnification</astigmatism>
                  </legacy>
               </alignment_procedure>
               <specialist_optics>
                  <energy_filter>
                     <name>FEI</name>
                  </energy_filter>
               </specialist_optics>
               <date>2009-07-01</date>
               <image_recording_list>
                  <image_recording>
                     <film_or_detector_model category="CCD">GENERIC CCD</film_or_detector_model>
                     <number_real_images>100</number_real_images>
                     <average_electron_dose_per_image units="e/&#8491;^2">10</average_electron_dose_per_image>
                  </image_recording>
               </image_recording_list>
               <specimen_holder>Eucentric</specimen_holder>
            </single_particle_microscopy>
         </microscopy_list>
         <singleparticle_processing image_processing_id="1">
            <final_reconstruction>
               <applied_symmetry>
                  <point_group>C1</point_group>
               </applied_symmetry>
               <algorithm>OTHER</algorithm>
               <resolution res_type="BY AUTHOR" units="&#8491;">25.0</resolution>
               <resolution_method>OTHER</resolution_method>
               <software_list>
                  <software>
                     <name>IMAGIC</name>
                  </software>
               </software_list>
               <number_images_used>5000</number_images_used>
            </final_reconstruction>
         </singleparticle_processing>
      </structure_determination>
   </structure_determination_list>
   <map format="CCP4" size_kbytes="8193">
      <file>emd_2015.map.gz</file>
      <symmetry>
         <space_group>1</space_group>
      </symmetry>
      <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
      <dimensions>
         <col>128</col>
         <row>128</row>
         <sec>128</sec>
      </dimensions>
      <origin>
         <col>-64</col>
         <row>-64</row>
         <sec>-64</sec>
      </origin>
      <spacing>
         <x>128</x>
         <y>128</y>
         <z>128</z>
      </spacing>
      <cell>
         <a units="&#8491;">451.84</a>
         <b units="&#8491;">451.84</b>
         <c units="&#8491;">451.84</c>
         <alpha units="deg">90</alpha>
         <beta units="deg">90</beta>
         <gamma units="deg">90</gamma>
      </cell>
      <axis_order>
         <fast>X</fast>
         <medium>Y</medium>
         <slow>Z</slow>
      </axis_order>
      <statistics>
         <minimum>-1.92153</minimum>
         <maximum>16.6492</maximum>
         <average>0.0840537</average>
         <std>0.725828</std>
      </statistics>
      <pixel_spacing>
         <x units="&#8491;">3.53</x>
         <y units="&#8491;">3.53</y>
         <z units="&#8491;">3.53</z>
      </pixel_spacing>
      <contour_list>
         <contour primary="true">
            <level>0.3</level>
            <source>AUTHOR</source>
         </contour>
      </contour_list>
      <annotation_details>p97-Ufd1-Npl4 complex in the two-binding-sites conformation</annotation_details>
      <details>::::EMDATABANK.org::::EMD-2015::::</details>
   </map>
   <interpretation>
      <modelling_list>
         <modelling>
            <initial_model>
               <access_code>1R7R</access_code>
            </initial_model>
            <refinement_protocol>RIGID BODY FIT</refinement_protocol>
            <software_list>
               <software>
                  <name>Chimera</name>
               </software>
            </software_list>
            <details>Protocol: Rigid Body. The protomers were fitted individually and the N-domains fitted by manual docking and refined automatically</details>
            <target_criteria>Cross Correlation</target_criteria>
            <refinement_space>REAL</refinement_space>
         </modelling>
      </modelling_list>
   </interpretation>
</emd>