<emd xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" emdb_id="EMD-2046" 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>2012-03-02</deposition>
         <header_release>2012-03-22</header_release>
         <map_release>2012-03-22</map_release>
         <update>2013-07-03</update>
      </key_dates>
      <title>Cryo-electron microscopy study of hepatitis B virus decorated with the antibody E1</title>
      <authors_list>
         <author>Wu W</author>
         <author>Chen ZC</author>
         <author>Cheng NQ</author>
         <author>Watts NR</author>
         <author>Stahl SJ</author>
         <author>Farci P</author>
         <author>Purcell RH</author>
         <author>Wingfield PT</author>
         <author>Steven AC</author>
      </authors_list>
      <keywords>Hepatitis B, core antigen, ALF, acute liver failure, antibody E1, monoclonal, conformational epitope, fulminant hepatitis, cryo-EM</keywords>
   </admin>
   <crossreferences>
      <citation_list>
         <primary_citation>
            <journal_citation published="true">
               <author order="1">Wu W</author>
               <author order="2">Chen Z</author>
               <author order="3">Cheng N</author>
               <author order="4">Watts NR</author>
               <author order="5">Stahl SJ</author>
               <author order="6">Farci P</author>
               <author order="7">Purcell RH</author>
               <author order="8">Wingfield PT</author>
               <author order="9">Steven AC</author>
               <title>Specificity of an anti-capsid antibody associated with Hepatitis B Virus-related acute liver failure.</title>
               <journal>J.STRUCT.BIOL.</journal>
               <volume>181</volume>
               <first_page>53</first_page>
               <last_page>60</last_page>
               <year>2013</year>
               <external_references type="PUBMED">23079477</external_references>
               <external_references type="DOI">doi:10.1016/j.jsb.2012.10.004</external_references>
            </journal_citation>
         </primary_citation>
      </citation_list>
   </crossreferences>
   <sample>
      <name>Antibody E1 to Hepatitis B core antigen</name>
      <supramolecule_list>
         <sample_supramolecule supramolecule_id="1000">
            <name>Antibody E1 to Hepatitis B core antigen</name>
            <details>The antibody E1 is derived from two ALF patients. T=4 hepatitis B particle is Cp149.3CA</details>
            <oligomeric_state>One antibody to one face of the dimer</oligomeric_state>
            <number_unique_components>1</number_unique_components>
            <molecular_weight>
               <theoretical units="MDa">4.06</theoretical>
            </molecular_weight>
         </sample_supramolecule>
         <virus_supramolecule supramolecule_id="1">
            <name>Hepatitis B virus</name>
            <sci_species_name ncbi="10407">Hepatitis B virus</sci_species_name>
            <natural_host database="NCBI">
               <organism ncbi="9606">Homo sapiens</organism>
               <synonym_organism>VERTEBRATES</synonym_organism>
            </natural_host>
            <host_system database="NCBI">
               </host_system>
            <virus_type>VIRUS-LIKE PARTICLE</virus_type>
            <virus_isolate>SPECIES</virus_isolate>
            <virus_enveloped>true</virus_enveloped>
            <virus_empty>true</virus_empty>
         </virus_supramolecule>
      </supramolecule_list>
      <macromolecule_list>
         <protein_or_peptide macromolecule_id="1">
            <name>Antibody E1</name>
            <natural_source database="NCBI">
               <organism ncbi="9606">Homo sapiens</organism>
               <synonym_organism>Human</synonym_organism>
               <tissue>Plasma</tissue>
               <cell>B-lyphocytes</cell>
            </natural_source>
            <molecular_weight>
               <theoretical units="MDa">0.05</theoretical>
            </molecular_weight>
            <details>Molecular weight is for one copy</details>
            <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">
               <vitrification>
                  <cryogen_name>ETHANE</cryogen_name>
                  <chamber_humidity units="percentage">38</chamber_humidity>
                  <chamber_temperature units="K">100</chamber_temperature>
                  <instrument>OTHER</instrument>
                  <method>Manual plunging</method>
               </vitrification>
            </single_particle_preparation>
         </specimen_preparation_list>
         <microscopy_list>
            <single_particle_microscopy microscopy_id="1">
               <microscope>FEI/PHILIPS CM200FEG</microscope>
               <illumination_mode>FLOOD BEAM</illumination_mode>
               <imaging_mode>BRIGHT FIELD</imaging_mode>
               <electron_source>FIELD EMISSION GUN</electron_source>
               <acceleration_voltage units="kV">120</acceleration_voltage>
               <nominal_cs units="mm">2.0</nominal_cs>
               <nominal_defocus_min units="&#181;m">0.001</nominal_defocus_min>
               <nominal_defocus_max units="&#181;m">0.0018</nominal_defocus_max>
               <nominal_magnification>5000.0</nominal_magnification>
               <calibrated_magnification>51689.0</calibrated_magnification>
               <specimen_holder_model>GATAN LIQUID NITROGEN</specimen_holder_model>
               <temperature>
                  <temperature_average units="K">100</temperature_average>
               </temperature>
               <alignment_procedure>
                  <legacy>
                     <astigmatism>Objective lens astigmatism was corrected at 175,000 magnification</astigmatism>
                  </legacy>
               </alignment_procedure>
               <date>2010-07-01</date>
               <image_recording_list>
                  <image_recording>
                     <film_or_detector_model category="FILM">KODAK SO-163 FILM</film_or_detector_model>
                     <digitization_details>
                        <scanner>NIKON SUPER COOLSCAN 9000</scanner>
                        <sampling_interval units="&#181;m">6.35</sampling_interval>
                     </digitization_details>
                     <number_real_images>52</number_real_images>
                     <average_electron_dose_per_image units="e/&#8491;^2">20</average_electron_dose_per_image>
                     <details>There are two kinds of particle in each micrograph. T=4 and T=3 Hepatitis B particles.</details>
                     <bits_per_pixel>16.</bits_per_pixel>
                  </image_recording>
               </image_recording_list>
            </single_particle_microscopy>
         </microscopy_list>
         <singleparticle_processing image_processing_id="1">
            <details>EMAN and EMAN2 were applied to solve the structure.</details>
            <ctf_correction>
               <details>Micrograph</details>
            </ctf_correction>
            <final_reconstruction>
               <applied_symmetry>
                  <point_group>I</point_group>
               </applied_symmetry>
               <algorithm>OTHER</algorithm>
               <resolution res_type="BY AUTHOR" units="&#8491;">10.0</resolution>
               <resolution_method>FSC 0.5 CUT-OFF</resolution_method>
               <software_list>
                  <software>
                     <name>EMAN,EMAN2</name>
                  </software>
               </software_list>
               <number_images_used>3787</number_images_used>
            </final_reconstruction>
            <final_angle_assignment>
               <details>EMAN convention</details>
            </final_angle_assignment>
         </singleparticle_processing>
      </structure_determination>
   </structure_determination_list>
   <map format="CCP4" size_kbytes="31251">
      <file>emd_2046.map.gz</file>
      <symmetry>
         <space_group>1</space_group>
      </symmetry>
      <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
      <dimensions>
         <col>200</col>
         <row>200</row>
         <sec>200</sec>
      </dimensions>
      <origin>
         <col>-100</col>
         <row>-100</row>
         <sec>-100</sec>
      </origin>
      <spacing>
         <x>200</x>
         <y>200</y>
         <z>200</z>
      </spacing>
      <cell>
         <a units="&#8491;">491.4</a>
         <b units="&#8491;">491.4</b>
         <c units="&#8491;">491.4</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>-1.45940518</minimum>
         <maximum>6.02104616</maximum>
         <average>-0.00000001</average>
         <std>1.0</std>
      </statistics>
      <pixel_spacing>
         <x units="&#8491;">2.457</x>
         <y units="&#8491;">2.457</y>
         <z units="&#8491;">2.457</z>
      </pixel_spacing>
      <contour_list>
         <contour primary="true">
            <level>0.4</level>
            <source>AUTHOR</source>
         </contour>
      </contour_list>
      <annotation_details>3D reconstruction of antibody-decorated Hepatitis B T=4 particle</annotation_details>
      <details>::::EMDATABANK.org::::EMD-2046::::</details>
   </map>
   <interpretation>
      <modelling_list>
         <modelling>
            <initial_model>
               <access_code>1qgt</access_code>
               <chain>
                  <chain_id>A</chain_id>
               </chain>
               <chain>
                  <chain_id>B</chain_id>
               </chain>
               <chain>
                  <chain_id>C</chain_id>
               </chain>
               <chain>
                  <chain_id>D</chain_id>
               </chain>
            </initial_model>
            <refinement_protocol>RIGID BODY FIT</refinement_protocol>
            <software_list>
               <software>
                  <name>Chimera,Situs</name>
               </software>
            </software_list>
            <details>Protocol: Rigid body. The PDB structure was manually docked into the reconstruction using Chimera and was automatically fitted using Situs.</details>
            <refinement_space>REAL</refinement_space>
         </modelling>
      </modelling_list>
   </interpretation>
</emd>