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    <admin>
        <current_status>
            <date>2024-01-17</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2021-12-06</deposition>
            <header_release>2022-01-12</header_release>
            <map_release>2022-01-12</map_release>
            <update>2024-01-17</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)</funding_body>
                <code>75N93019C00051</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>Negative stain map of polyclonal Fab 236.14 binding the anchor epitope of H1 HA</title>
        <authors_list>
            <author ORCID="0000-0002-3402-2609">Han J</author>
            <author ORCID="0000-0001-7854-1833">Richey ST</author>
            <author ORCID="0000-0001-7153-3769">Ward AB</author>
        </authors_list>
        <keywords>anchor, antibodies, influenza A virus, hemagglutinin, IMMUNE SYSTEM</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0001-7566-3536" order="1">Guthmiller JJ</author>
                    <author ORCID="0000-0002-3402-2609" order="2">Han J</author>
                    <author order="3">Utset HA</author>
                    <author order="4">Li L</author>
                    <author order="5">Lan LY</author>
                    <author order="6">Henry C</author>
                    <author order="7">Stamper CT</author>
                    <author order="8">McMahon M</author>
                    <author order="9">O'Dell G</author>
                    <author order="10">Fernandez-Quintero ML</author>
                    <author order="11">Freyn AW</author>
                    <author ORCID="0000-0002-8029-8227" order="12">Amanat F</author>
                    <author ORCID="0000-0001-6413-855X" order="13">Stovicek O</author>
                    <author order="14">Gentles L</author>
                    <author order="15">Richey ST</author>
                    <author order="16">de la Pena AT</author>
                    <author order="17">Rosado V</author>
                    <author order="18">Dugan HL</author>
                    <author order="19">Zheng NY</author>
                    <author order="20">Tepora ME</author>
                    <author order="21">Bitar DJ</author>
                    <author ORCID="0000-0002-1826-4333" order="22">Changrob S</author>
                    <author order="23">Strohmeier S</author>
                    <author order="24">Huang M</author>
                    <author ORCID="0000-0002-6551-1827" order="25">Garcia-Sastre A</author>
                    <author ORCID="0000-0002-0985-2299" order="26">Liedl KR</author>
                    <author ORCID="0000-0003-1267-3408" order="27">Bloom JD</author>
                    <author ORCID="0000-0001-5568-5420" order="28">Nachbagauer R</author>
                    <author ORCID="0000-0002-0337-5823" order="29">Palese P</author>
                    <author ORCID="0000-0003-4121-776X" order="30">Krammer F</author>
                    <author ORCID="0000-0001-9880-6560" order="31">Coughlan L</author>
                    <author ORCID="0000-0001-7153-3769" order="32">Ward AB</author>
                    <author order="33">Wilson PC</author>
                    <title>Broadly neutralizing antibodies target a haemagglutinin anchor epitope.</title>
                    <journal_abbreviation>Nature</journal_abbreviation>
                    <country>UK</country>
                    <volume>602</volume>
                    <first_page>314</first_page>
                    <last_page>320</last_page>
                    <year>2022</year>
                    <external_references type="PUBMED">34942633</external_references>
                    <external_references type="DOI">doi:10.1038/s41586-021-04356-8</external_references>
                    <external_references type="ISSN">1476-4687</external_references>
                    <external_references type="CSD">0006</external_references>
                    <external_references type="ASTM">NATUAS</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-25634</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Anchor mAb</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25635</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Anchor mAb</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25636</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Anchor and esterase pAbs</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25637</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>RBS pAb</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25638</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Top of the head pAb</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25639</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Esterase pAb</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25640</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>RBS pAb</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25642</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Esterase pAb</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25643</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Anchor pAb</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25644</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Esterase pAb</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25645</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Top of the head pAb</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25646</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>RBS pAB</details>
            </emdb_reference>
        </emdb_list>
    </crossreferences>
    <sample>
        <name>Polyclonal Fab 236.14 binding the anchor epitope of H1 HA</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Polyclonal Fab 236.14 binding the anchor epitope of H1 HA</name>
                <parent>0</parent>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                    <strain>A/Michigan/45/2015 H1N1</strain>
                </natural_source>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="2">
                <name>Polyclonal Fab</name>
                <parent>1</parent>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="3">
                <name>Hemagglutinin</name>
                <parent>1</parent>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                    <strain>A/Michigan/45/2015 H1N1</strain>
                </natural_source>
            </complex_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>7.4</ph>
                        <details>Tris-buffered saline</details>
                    </buffer>
                    <staining>
                        <type>NEGATIVE</type>
                        <material>uranyl formate</material>
                    </staining>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TECNAI F20</microscope>
                    <illumination_mode>FLOOD BEAM</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">200</acceleration_voltage>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>TVIPS TEMCAM-F416 (4k x 4k)</film_or_detector_model>
                            <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>
                <startup_model type_of_model="PDB ENTRY">
                    <pdb_model>
                        <pdb_id>4M4Y</pdb_id>
                    </pdb_model>
                </startup_model>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">20.0</resolution>
                    <resolution_method>FSC 0.5 CUT-OFF</resolution_method>
                    <number_images_used>2194</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>ANGULAR RECONSTITUTION</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>ANGULAR RECONSTITUTION</type>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <file>emd_25641.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>160</col>
            <row>160</row>
            <sec>160</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>160</x>
            <y>160</y>
            <z>160</z>
        </spacing>
        <cell>
            <a units="Å">283.2</a>
            <b units="Å">283.2</b>
            <c units="Å">283.2</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>-0.034142293</minimum>
            <maximum>0.077498846</maximum>
            <average>0.000914387</average>
            <std>0.0050118687</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">1.7700001</x>
            <y units="Å">1.7700001</y>
            <z units="Å">1.7700001</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.0148</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-25641::::</label>
        <annotation_details>Negative stain map of polyclonal Fab 236.14 binding the anchor epitope of H1 HA</annotation_details>
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