<emd xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" emdb_id="EMD-1504" 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>2008-04-07</deposition>
         <header_release>2008-04-08</header_release>
         <map_release>2009-03-31</map_release>
         <update>2012-11-07</update>
      </key_dates>
      <title>Structural basis for the regulated protease and chaperone function of DegP</title>
      <authors_list>
         <author>Krojer T</author>
         <author>Sawa J</author>
         <author>Schaefer E</author>
         <author>Saibil HR</author>
         <author>Ehrmann M</author>
         <author>Clausen T</author>
      </authors_list>
      <keywords>protease-chaperone, electron microscopy, single particle analysis</keywords>
   </admin>
   <crossreferences>
      <citation_list>
         <primary_citation>
            <journal_citation published="true">
               <author order="1">Krojer T</author>
               <author order="2">Sawa J</author>
               <author order="3">Schaefer E</author>
               <author order="4">Saibil HR</author>
               <author order="5">Ehrmann M</author>
               <author order="6">Clausen T</author>
               <title>Structural basis for the regulated protease and chaperone function of DegP.</title>
               <journal>NATURE</journal>
               <volume>453</volume>
               <first_page>885</first_page>
               <last_page>890</last_page>
               <year>2008</year>
               <external_references type="PUBMED">18496527</external_references>
               <external_references type="DOI">doi:10.1038/nature07004</external_references>
            </journal_citation>
         </primary_citation>
      </citation_list>
   </crossreferences>
   <sample>
      <name>proteolytically inactive DegP24mer with bound Omp protein</name>
      <supramolecule_list>
         <sample_supramolecule supramolecule_id="1000">
            <name>proteolytically inactive DegP24mer with bound Omp protein</name>
            <details>monodisperse sample</details>
            <oligomeric_state>24mer</oligomeric_state>
            <number_unique_components>2</number_unique_components>
            <molecular_weight>
               <experimental units="MDa">1.13</experimental>
            </molecular_weight>
         </sample_supramolecule>
      </supramolecule_list>
      <macromolecule_list>
         <protein_or_peptide macromolecule_id="1">
            <name synonym="DegP">protease</name>
            <natural_source database="NCBI">
               <organism ncbi="562">Escherichia coli</organism>
            </natural_source>
            <details>proteolytically inactive DegP24mer with bound Omp protein</details>
            <number_of_copies>1</number_of_copies>
            <oligomeric_state>24</oligomeric_state>
            <recombinant_exp_flag>true</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>singleParticle</method>
         <aggregation_state>particle</aggregation_state>
         <specimen_preparation_list>
            <single_particle_preparation preparation_id="1">
               <concentration units="mg/mL">0.0064</concentration>
               <staining>
                  <type>NEGATIVE</type>
                  <details>negatively stained with 2% (w/v) uranyl acetate on glow discharged, carbon-coated grids</details>
               </staining>
               <vitrification>
                  <cryogen_name>NONE</cryogen_name>
                  <instrument>OTHER</instrument>
               </vitrification>
            </single_particle_preparation>
         </specimen_preparation_list>
         <microscopy_list>
            <single_particle_microscopy microscopy_id="1">
               <microscope>FEI TECNAI F20</microscope>
               <illumination_mode>OTHER</illumination_mode>
               <imaging_mode>OTHER</imaging_mode>
               <electron_source>FIELD EMISSION GUN</electron_source>
               <acceleration_voltage units="kV">200</acceleration_voltage>
               <specimen_holder_model>OTHER</specimen_holder_model>
               <specimen_holder>single tilt</specimen_holder>
            </single_particle_microscopy>
         </microscopy_list>
         <singleparticle_processing image_processing_id="1">
            <final_reconstruction>
               <applied_symmetry>
                  <point_group>O</point_group>
               </applied_symmetry>
               <resolution res_type="BY AUTHOR" units="&#8491;">23.0</resolution>
               <resolution_method>FSC 0.5 CUT-OFF</resolution_method>
               <details>octahedral symmetry was used for the reconstruction</details>
            </final_reconstruction>
         </singleparticle_processing>
      </structure_determination>
   </structure_determination_list>
   <map format="CCP4" size_kbytes="8584">
      <file>emd_1504.map.gz</file>
      <symmetry>
         <space_group>1</space_group>
      </symmetry>
      <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
      <dimensions>
         <col>130</col>
         <row>130</row>
         <sec>130</sec>
      </dimensions>
      <origin>
         <col>-65</col>
         <row>-65</row>
         <sec>-65</sec>
      </origin>
      <spacing>
         <x>130</x>
         <y>130</y>
         <z>130</z>
      </spacing>
      <cell>
         <a units="&#8491;">577.2</a>
         <b units="&#8491;">577.2</b>
         <c units="&#8491;">577.2</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>-0.0834089</minimum>
         <maximum>0.115691</maximum>
         <average>-0.000151646</average>
         <std>0.00515611</std>
      </statistics>
      <pixel_spacing>
         <x units="&#8491;">4.44</x>
         <y units="&#8491;">4.44</y>
         <z units="&#8491;">4.44</z>
      </pixel_spacing>
      <contour_list>
         <contour primary="true">
            <level>0.0127</level>
         </contour>
      </contour_list>
      <annotation_details>negative stain EM structure of the DegP24-OMP complex</annotation_details>
      <details>::::EMDATABANK.org::::EMD-1504::::</details>
   </map>
</emd>