<emd xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" emdb_id="EMD-2823" 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>2014-11-18</deposition>
         <header_release>2014-11-26</header_release>
         <map_release>2015-04-01</map_release>
         <update>2015-04-15</update>
      </key_dates>
      <title>Structure determination of feline calicivirus virus-like particles in the context of a pseudo-octahedral arrangement</title>
      <authors_list>
         <author>Burmeister WP</author>
         <author>Buisson M</author>
         <author>Estrozi LF</author>
         <author>Schoehn G</author>
         <author>Billet O</author>
         <author>Hannas Z</author>
         <author>Sigoillot-Claude C</author>
         <author>Poulet H</author>
      </authors_list>
      <keywords>virus-like particle, VLP, VP1, calicivirus, FCV, icosahedral symmetry, octahedral symmetry, non-crystallographic symmetry, feline calici virus, vaccine, subviral particle</keywords>
   </admin>
   <crossreferences>
      <citation_list>
         <primary_citation>
            <journal_citation published="true">
               <author order="1">Burmeister WP</author>
               <author order="2">Buisson M</author>
               <author order="3">Estrozi LF</author>
               <author order="4">Schoehn G</author>
               <author order="5">Billet O</author>
               <author order="6">Hannas Z</author>
               <author order="7">Sigoillot-Claude C</author>
               <author order="8">Poulet H</author>
               <title>Structure determination of feline calicivirus virus-like particles in the context of a pseudo-octahedral arrangement</title>
               <journal>PLOS ONE</journal>
               <volume>10</volume>
               <first_page>e0119289</first_page>
               <year>2015</year>
               <external_references type="PUBMED">25794153</external_references>
               <external_references type="DOI">doi:10.1371/journal.pone.0119289</external_references>
            </journal_citation>
         </primary_citation>
      </citation_list>
   </crossreferences>
   <sample>
      <name>feline calicivirus virus-like particles</name>
      <supramolecule_list>
         <sample_supramolecule supramolecule_id="1000">
            <name>feline calicivirus virus-like particles</name>
            <oligomeric_state>icosahedral</oligomeric_state>
            <number_unique_components>1</number_unique_components>
            <molecular_weight>
               <theoretical units="MDa">3.552</theoretical>
            </molecular_weight>
         </sample_supramolecule>
         <virus_supramolecule supramolecule_id="1">
            <name>Canine calicivirus</name>
            <sci_species_name ncbi="74724">Canine calicivirus</sci_species_name>
            <natural_host database="NCBI">
               <organism ncbi="9685">Felis catus</organism>
               <synonym_organism>VERTEBRATES</synonym_organism>
            </natural_host>
            <host_system database="NCBI">
               <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
               <recombinant_cell>Sf9</recombinant_cell>
               <recombinant_plasmid>Merial100869</recombinant_plasmid>
            </host_system>
            <molecular_weight>
               <theoretical units="MDa">3.5</theoretical>
            </molecular_weight>
            <virus_shell shell_id="1">
               <diameter units="&#8491;">280</diameter>
               <triangulation>1</triangulation>
            </virus_shell>
            <virus_type>VIRUS-LIKE PARTICLE</virus_type>
            <virus_isolate>OTHER</virus_isolate>
            <virus_enveloped>false</virus_enveloped>
            <virus_empty>true</virus_empty>
         </virus_supramolecule>
      </supramolecule_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">
               <buffer>
                  <ph>7.0</ph>
                  <details>20 mM MES pH 6, 200 mM NaCl</details>
               </buffer>
               <staining>
                  <type>NEGATIVE</type>
                  <details>no stain (cryo-EM)</details>
               </staining>
               <grid>
                  <details>Quantifoil R2/1 holey grid</details>
               </grid>
               <vitrification>
                  <cryogen_name>ETHANE</cryogen_name>
                  <instrument>FEI VITROBOT MARK IV</instrument>
               </vitrification>
            </single_particle_preparation>
         </specimen_preparation_list>
         <microscopy_list>
            <single_particle_microscopy microscopy_id="1">
               <microscope>FEI POLARA 300</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_cs units="mm">2.0</nominal_cs>
               <nominal_defocus_min units="&#181;m">1.0</nominal_defocus_min>
               <nominal_defocus_max units="&#181;m">3.0</nominal_defocus_max>
               <nominal_magnification>39000.0</nominal_magnification>
               <specimen_holder_model>OTHER</specimen_holder_model>
               <date>2010-09-01</date>
               <image_recording_list>
                  <image_recording>
                     <film_or_detector_model category="FILM">KODAK SO-163 FILM</film_or_detector_model>
                     <digitization_details>
                        <scanner>ZEISS SCAI</scanner>
                        <sampling_interval units="&#181;m">7</sampling_interval>
                     </digitization_details>
                     <number_real_images>20</number_real_images>
                     <average_electron_dose_per_image units="e/&#8491;^2">20</average_electron_dose_per_image>
                     <bits_per_pixel>8.</bits_per_pixel>
                  </image_recording>
               </image_recording_list>
               <specimen_holder>Top-entry polara</specimen_holder>
            </single_particle_microscopy>
         </microscopy_list>
         <singleparticle_processing image_processing_id="1">
            <details>Particles semi-automatically picked by the boxer program (EMAN)</details>
            <ctf_correction>
               <details>Phase-flipping</details>
            </ctf_correction>
            <final_reconstruction>
               <applied_symmetry>
                  <point_group>I</point_group>
               </applied_symmetry>
               <algorithm>OTHER</algorithm>
               <resolution res_type="BY AUTHOR" units="&#8491;">14.0</resolution>
               <resolution_method>OTHER</resolution_method>
               <software_list>
                  <software>
                     <name>RIco, Bsoft, ctffind3, FPM</name>
                  </software>
               </software_list>
               <number_images_used>11158</number_images_used>
            </final_reconstruction>
         </singleparticle_processing>
      </structure_determination>
   </structure_determination_list>
   <map format="CCP4" size_kbytes="13185">
      <file>emd_2823.map.gz</file>
      <symmetry>
         <space_group>1</space_group>
      </symmetry>
      <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
      <dimensions>
         <col>150</col>
         <row>150</row>
         <sec>150</sec>
      </dimensions>
      <origin>
         <col>-75</col>
         <row>-75</row>
         <sec>-75</sec>
      </origin>
      <spacing>
         <x>150</x>
         <y>150</y>
         <z>150</z>
      </spacing>
      <cell>
         <a units="&#8491;">350.0</a>
         <b units="&#8491;">350.0</b>
         <c units="&#8491;">350.0</c>
         <alpha units="deg">90.0</alpha>
         <beta units="deg">90.0</beta>
         <gamma units="deg">90.0</gamma>
      </cell>
      <axis_order>
         <fast>X</fast>
         <medium>Y</medium>
         <slow>Z</slow>
      </axis_order>
      <statistics>
         <minimum>-5.52515793</minimum>
         <maximum>5.53812361</maximum>
         <average>0.0</average>
         <std>0.99999994</std>
      </statistics>
      <pixel_spacing>
         <x units="&#8491;">2.3333333</x>
         <y units="&#8491;">2.3333333</y>
         <z units="&#8491;">2.3333333</z>
      </pixel_spacing>
      <contour_list>
         <contour primary="true">
            <level>1.2</level>
            <source>AUTHOR</source>
         </contour>
      </contour_list>
      <annotation_details>Reconstruction of feline calicivirus VLP T=1.</annotation_details>
      <details>::::EMDATABANK.org::::EMD-2823::::</details>
   </map>
</emd>