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    <admin>
        <current_status>
            <date>2021-01-13</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2020-06-26</deposition>
            <header_release>2021-01-06</header_release>
            <map_release>2021-01-06</map_release>
            <update>2021-01-13</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>T32 HL069765</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>U19 AI142790</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>F31 AI145189</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Center for Advancing Translational Sciences (NIH/NCATS)</funding_body>
                <code>UL1 TR002243</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Defense Threat Reduction Agency (DTRA)</funding_body>
                <code>HDTRA1-13-1-0034</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>CryoEM structure of Chimeric Eastern Equine Encephalitis Virus with Fab of EEEV-33 Antibody</title>
        <authors_list>
            <author>Williamson LE</author>
            <author>Gilliland T</author>
            <author>Yadav PK</author>
            <author>Binshtein E</author>
            <author>Bombardi R</author>
            <author>Kose N</author>
            <author>Nargi RS</author>
            <author>Sutton RM</author>
            <author>Armstrong E</author>
            <author>Carnahan RH</author>
            <author>Walker LM</author>
            <author>Kim AS</author>
            <author>Fox J</author>
            <author>Diamond MS</author>
            <author>Ohi M</author>
            <author>Klimstra WB</author>
            <author>Crowe JE</author>
        </authors_list>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Williamson LE</author>
                    <author order="2">Gilliland Jr T</author>
                    <author order="3">Yadav PK</author>
                    <author order="4">Binshtein E</author>
                    <author order="5">Bombardi R</author>
                    <author order="6">Kose N</author>
                    <author order="7">Nargi RS</author>
                    <author order="8">Sutton RE</author>
                    <author order="9">Durie CL</author>
                    <author order="10">Armstrong E</author>
                    <author order="11">Carnahan RH</author>
                    <author order="12">Walker LM</author>
                    <author order="13">Kim AS</author>
                    <author order="14">Fox JM</author>
                    <author order="15">Diamond MS</author>
                    <author order="16">Ohi MD</author>
                    <author order="17">Klimstra WB</author>
                    <author order="18">Crowe Jr JE</author>
                    <title>Human Antibodies Protect against Aerosolized Eastern Equine Encephalitis Virus Infection.</title>
                    <journal_abbreviation>Cell</journal_abbreviation>
                    <volume>183</volume>
                    <first_page>1884</first_page>
                    <last_page>1900.e23</last_page>
                    <year>2020</year>
                    <external_references type="PUBMED">33301709</external_references>
                    <external_references type="DOI">doi:10.1016/j.cell.2020.11.011</external_references>
                    <external_references type="ISSN">1097-4172</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-22223</emdb_id>
                <relationship>
                    <other>associated EM volume</other>
                </relationship>
            </emdb_reference>
        </emdb_list>
    </crossreferences>
    <sample>
        <name>Eastern equine encephalitis virus</name>
        <supramolecule_list>
            <virus_supramolecule supramolecule_id="1">
                <name>Eastern equine encephalitis virus</name>
                <parent>0</parent>
                <details>Virus was purified from mammalian cell culture.</details>
                <sci_species_name ncbi="11021">Eastern equine encephalitis virus</sci_species_name>
                <sci_species_strain>Sindbis</sci_species_strain>
                <natural_host database="NCBI">
                    <organism ncbi="329109">Culiseta melanura</organism>
                </natural_host>
                <host_system database="NCBI">
                    <recombinant_organism ncbi="7160">Aedes albopictus</recombinant_organism>
                    <recombinant_cell>C6/36 cells</recombinant_cell>
                </host_system>
                <molecular_weight>
                    <theoretical units="MDa">6</theoretical>
                </molecular_weight>
                <virus_shell shell_id="1">
                    <name>Eastern equine encephalitis virus</name>
                    <diameter units="Å">850.0</diameter>
                    <triangulation>4</triangulation>
                </virus_shell>
                <virus_type>VIRION</virus_type>
                <virus_isolate>SUBSPECIES</virus_isolate>
                <virus_enveloped>true</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>threeDArray</aggregation_state>
            <specimen_preparation_list>
                <single_particle_preparation preparation_id="1">
                    <concentration units="mg/mL">0.1</concentration>
                    <buffer>
                        <ph>7.5</ph>
                        <component>
                            <concentration units="mM">50.0</concentration>
                            <name>Tris-HCl</name>
                        </component>
                        <component>
                            <concentration units="mM">0.1</concentration>
                            <name>EDTA</name>
                        </component>
                        <component>
                            <concentration units="mM">100.0</concentration>
                            <name>Sodium Chloride</name>
                        </component>
                        <component>
                            <concentration units="x">1.0</concentration>
                            <name>DPBS</name>
                        </component>
                        <details>Solutions were made fresh</details>
                    </buffer>
                    <grid>
                        <model>Homemade</model>
                        <material>COPPER</material>
                        <mesh>400</mesh>
                        <support_film film_type_id="1">
                            <film_topology>LACEY</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <atmosphere>AIR</atmosphere>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">277</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                        <details>blot for 10 seconds before plunging. </details>
                    </vitrification>
                    <details>Purified SINV/EEEV particles and recombinant Fab mixture</details>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TITAN</microscope>
                    <illumination_mode>OTHER</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">300</acceleration_voltage>
                    <c2_aperture_diameter units="µm">100.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">1.0</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.5</nominal_defocus_max>
                    <nominal_magnification>18000.0</nominal_magnification>
                    <specimen_holder_model>OTHER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <alignment_procedure>
                        <basic/>
                    </alignment_procedure>
                    <details>Preliminary grid screening was performed manually</details>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K2 SUMMIT (4k x 4k)</film_or_detector_model>
                            <detector_mode>COUNTING</detector_mode>
                            <digitization_details>
                                <frames_per_image>1-50</frames_per_image>
                            </digitization_details>
                            <number_grids_imaged>1</number_grids_imaged>
                            <number_real_images>2200</number_real_images>
                            <average_exposure_time units="s">10.0</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">50.0</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <particle_selection>
                    <number_selected>18000</number_selected>
                </particle_selection>
                <ctf_correction>
                    <software_list>
                        <software>
                            <name>Gctf</name>
                            <version>1.06</version>
                            <processing_details>Contrast transfer function  parameters was estimated using Gctf</processing_details>
                        </software>
                    </software_list>
                </ctf_correction>
                <final_reconstruction>
                    <number_classes_used>1</number_classes_used>
                    <applied_symmetry>
                        <point_group>I</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">7.24</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3</version>
                            <processing_details>Final masked 3D refinement and postprocessing</processing_details>
                        </software>
                    </software_list>
                    <number_images_used>12982</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>OTHER</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>OTHER</type>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="2048001">
        <file>emd_22223.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>800</col>
            <row>800</row>
            <sec>800</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>800</x>
            <y>800</y>
            <z>800</z>
        </spacing>
        <cell>
            <a units="Å">1312.0</a>
            <b units="Å">1312.0</b>
            <c units="Å">1312.0</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>-0.017985962</minimum>
            <maximum>0.03400083</maximum>
            <average>0.00033728496</average>
            <std>0.001914548</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">1.64</x>
            <y units="Å">1.64</y>
            <z units="Å">1.64</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.0065</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-22223::::</label>
        <annotation_details>Eastern Equine Encephalitis Virus (EEEV)_Fab33 complex</annotation_details>
    </map>
    <interpretation>
        <additional_map_list>
            <additional_map format="CCP4" size_kbytes="2048001">
                <file>emd_22223_additional_1.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>800</col>
                    <row>800</row>
                    <sec>800</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>800</x>
                    <y>800</y>
                    <z>800</z>
                </spacing>
                <cell>
                    <a units="Å">1312.0</a>
                    <b units="Å">1312.0</b>
                    <c units="Å">1312.0</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>-0.017985962</minimum>
                    <maximum>0.03400083</maximum>
                    <average>0.00022797273</average>
                    <std>0.0015770894</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">1.64</x>
                    <y units="Å">1.64</y>
                    <z units="Å">1.64</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-22223::::</label>
                <annotation_details>Eastern Equine Encephalitis Virus (EEEV)_Fab33 complex</annotation_details>
            </additional_map>
        </additional_map_list>
    </interpretation>
</emd>
