<emd xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" emdb_id="EMD-3059" 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>2015-06-21</deposition>
         <header_release>2015-07-01</header_release>
         <map_release>2015-09-30</map_release>
         <update>2015-10-07</update>
      </key_dates>
      <title>ZM197 SOSIP.664 trimer in complex with VRC01 Fab</title>
      <authors_list>
         <author>Lee JH</author>
         <author>Ward AB</author>
      </authors_list>
      <keywords>HIV-1, Env, antibody, broadly neutralizing antibodies</keywords>
   </admin>
   <crossreferences>
      <citation_list>
         <primary_citation>
            <journal_citation published="true">
               <author order="1">Julien JP</author>
               <author order="2">Lee JH</author>
               <author order="3">Ozorowski G</author>
               <author order="4">Hua Y</author>
               <author order="5">Torrents de la Pena A</author>
               <author order="6">de Taeye SW</author>
               <author order="7">Nieusma T</author>
               <author order="8">Cupo A</author>
               <author order="9">Yasmeen A</author>
               <author order="10">Golabek M</author>
               <author order="11">Pugach P</author>
               <author order="12">Klasse PJ</author>
               <author order="13">Moore JP</author>
               <author order="14">Sanders RW</author>
               <author order="15">Ward AB</author>
               <author order="16">Wilson IA</author>
               <title>Design and structure of two HIV-1 clade C SOSIP.664 trimers that increase the arsenal of native-like Env immunogens</title>
               <journal>PROC.NAT.ACAD.SCI.USA</journal>
               <volume>112</volume>
               <first_page>11947</first_page>
               <last_page>11952</last_page>
               <year>2015</year>
               <external_references type="PUBMED">26372963</external_references>
               <external_references type="DOI">doi:10.1073/pnas.1507793112</external_references>
            </journal_citation>
         </primary_citation>
      </citation_list>
   </crossreferences>
   <sample>
      <name>Fab of VRC01 antibody bound to a clade C ZM176 SOSIP.664 trimer</name>
      <supramolecule_list>
         <sample_supramolecule supramolecule_id="1000">
            <name>Fab of VRC01 antibody bound to a clade C ZM176 SOSIP.664 trimer</name>
            <oligomeric_state>Each VRC01 Fab binds a gp120 on the trimer</oligomeric_state>
            <number_unique_components>2</number_unique_components>
            <molecular_weight>
               <theoretical units="MDa">0.57</theoretical>
            </molecular_weight>
         </sample_supramolecule>
      </supramolecule_list>
      <macromolecule_list>
         <protein_or_peptide macromolecule_id="1">
            <name synonym="SOSIP">HIV-1 Env</name>
            <natural_source database="NCBI">
               <organism ncbi="11676">Human immunodeficiency virus 1</organism>
               <strain>ZM197M</strain>
               <synonym_organism>HIV-1</synonym_organism>
            </natural_source>
            <molecular_weight>
               <theoretical units="MDa">0.42</theoretical>
            </molecular_weight>
            <details>A SOSIP trimer with the ZM197M isolate sequence with the following mutations: D156N, E295N, V297T and D332N.</details>
            <number_of_copies>1</number_of_copies>
            <oligomeric_state>Trimer</oligomeric_state>
            <recombinant_exp_flag>true</recombinant_exp_flag>
            <recombinant_expression database="NCBI">
               <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
               <recombinant_cell>HEK293F</recombinant_cell>
               <recombinant_plasmid>pPPI4</recombinant_plasmid>
            </recombinant_expression>
            <sequence>
               </sequence>
         </protein_or_peptide>
         <protein_or_peptide macromolecule_id="2">
            <name synonym="VRC01">VRC01 Antibody</name>
            <natural_source database="NCBI">
               <organism ncbi="9606">Homo sapiens</organism>
               <synonym_organism>Human</synonym_organism>
               <tissue>Plasma</tissue>
            </natural_source>
            <molecular_weight>
               <theoretical units="MDa">0.5</theoretical>
            </molecular_weight>
            <details>Each Fab consists of a heavy chain-light chain dimer</details>
            <number_of_copies>3</number_of_copies>
            <oligomeric_state>heterodimer</oligomeric_state>
            <recombinant_exp_flag>true</recombinant_exp_flag>
            <recombinant_expression database="NCBI">
               <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
               <recombinant_cell>HEK293F</recombinant_cell>
            </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">1.00</concentration>
               <buffer>
                  <ph>7.4</ph>
                  <details>20 mM Tris, 150 mM NaCl</details>
               </buffer>
               <grid>
                  <details>400 mesh carbon support C-flat holey grids</details>
               </grid>
               <vitrification>
                  <cryogen_name>ETHANE</cryogen_name>
                  <chamber_humidity units="percentage">90</chamber_humidity>
                  <instrument>HOMEMADE PLUNGER</instrument>
                  <method>Added DDM to 0.01% (w/v) to the sample immediately prior to applying sample on grid. Manually blotted and plunged into liquid ethane.</method>
               </vitrification>
            </single_particle_preparation>
         </specimen_preparation_list>
         <microscopy_list>
            <single_particle_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_cs units="mm">2.7</nominal_cs>
               <nominal_defocus_min units="&#181;m">1.7</nominal_defocus_min>
               <nominal_defocus_max units="&#181;m">3.5</nominal_defocus_max>
               <nominal_magnification>25500.0</nominal_magnification>
               <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
               <temperature>
                  <temperature_min units="K">180</temperature_min>
                  <temperature_max units="K">180</temperature_max>
               </temperature>
               <alignment_procedure>
                  <legacy>
                     <astigmatism>Objective astigmatism was corrected</astigmatism>
                  </legacy>
               </alignment_procedure>
               <date>2014-12-06</date>
               <image_recording_list>
                  <image_recording>
                     <film_or_detector_model category="CCD">GATAN K2 (4k x 4k)</film_or_detector_model>
                     <number_real_images>1914</number_real_images>
                     <average_electron_dose_per_image units="e/&#8491;^2">30.51</average_electron_dose_per_image>
                     <details>Each image is an aligned sum of 32 frames recorded on the K2.</details>
                  </image_recording>
               </image_recording_list>
            </single_particle_microscopy>
         </microscopy_list>
         <singleparticle_processing image_processing_id="1">
            <ctf_correction>
               <details>Whole micrograph</details>
            </ctf_correction>
            <final_reconstruction>
               <applied_symmetry>
                  <point_group>C3</point_group>
               </applied_symmetry>
               <algorithm>OTHER</algorithm>
               <resolution res_type="BY AUTHOR" units="&#8491;">9.32</resolution>
               <resolution_method>OTHER</resolution_method>
               <software_list>
                  <software>
                     <name>Relion</name>
                  </software>
               </software_list>
               <number_images_used>4903</number_images_used>
            </final_reconstruction>
         </singleparticle_processing>
      </structure_determination>
   </structure_determination_list>
   <map format="CCP4" size_kbytes="65537">
      <file>emd_3059.map.gz</file>
      <symmetry>
         <space_group>1</space_group>
      </symmetry>
      <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
      <dimensions>
         <col>256</col>
         <row>256</row>
         <sec>256</sec>
      </dimensions>
      <origin>
         <col>0</col>
         <row>0</row>
         <sec>0</sec>
      </origin>
      <spacing>
         <x>256</x>
         <y>256</y>
         <z>256</z>
      </spacing>
      <cell>
         <a units="&#8491;">335.36</a>
         <b units="&#8491;">335.36</b>
         <c units="&#8491;">335.36</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>-0.01488768</minimum>
         <maximum>0.05336612</maximum>
         <average>0.00020703</average>
         <std>0.00376369</std>
      </statistics>
      <pixel_spacing>
         <x units="&#8491;">1.31</x>
         <y units="&#8491;">1.31</y>
         <z units="&#8491;">1.31</z>
      </pixel_spacing>
      <contour_list>
         <contour primary="true">
            <level>0.023</level>
            <source>AUTHOR</source>
         </contour>
      </contour_list>
      <annotation_details>Single particle reconstruction of the ZM197 SOSIP + VRC01 Fab complex.</annotation_details>
      <details>::::EMDATABANK.org::::EMD-3059::::</details>
   </map>
   <interpretation>
      <figure_list>
         <figure>
            <file>emd_3059.png</file>
         </figure>
      </figure_list>
   </interpretation>
</emd>