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                            <category>em_software</category>
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        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2021-04-24</deposition>
            <header_release>2021-05-12</header_release>
            <map_release>2021-05-12</map_release>
            <update>2025-05-21</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>75N93019C00062</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)</funding_body>
                <code>HHSN272201700060C</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>SARS-CoV-2 Spike in complex with neutralizing Fab SARS2-38 (three down conformation)</title>
        <authors_list>
            <author>Adams LJ</author>
            <author>Fremont DH</author>
        </authors_list>
        <keywords>Glycoprotein, Antibody, VIRAL PROTEIN-IMMUNE SYSTEM complex, Structural Genomics, Center for Structural Genomics of Infectious Diseases, CSGID</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">VanBlargan LA</author>
                    <author order="2">Adams LJ</author>
                    <author order="3">Liu Z</author>
                    <author order="4">Chen RE</author>
                    <author order="5">Gilchuk P</author>
                    <author order="6">Raju S</author>
                    <author order="7">Smith BK</author>
                    <author order="8">Zhao H</author>
                    <author order="9">Case JB</author>
                    <author order="10">Winkler ES</author>
                    <author order="11">Whitener BM</author>
                    <author order="12">Droit L</author>
                    <author order="13">Aziati ID</author>
                    <author order="14">Bricker TL</author>
                    <author order="15">Joshi A</author>
                    <author order="16">Shi PY</author>
                    <author order="17">Creanga A</author>
                    <author order="18">Pegu A</author>
                    <author order="19">Handley SA</author>
                    <author order="20">Wang D</author>
                    <author order="21">Boon ACM</author>
                    <author order="22">Crowe Jr JE</author>
                    <author order="23">Whelan SPJ</author>
                    <author order="24">Fremont DH</author>
                    <author order="25">Diamond MS</author>
                    <title>A potently neutralizing SARS-CoV-2 antibody inhibits variants of concern by utilizing unique binding residues in a highly conserved epitope.</title>
                    <journal_abbreviation>Immunity</journal_abbreviation>
                    <country>US</country>
                    <volume>54</volume>
                    <first_page>2399</first_page>
                    <last_page>2416.e6</last_page>
                    <year>2021</year>
                    <external_references type="PUBMED">34481543</external_references>
                    <external_references type="DOI">doi:10.1016/j.immuni.2021.08.016</external_references>
                    <external_references type="ISSN">1074-7613</external_references>
                    <external_references type="CSD">2048</external_references>
                    <external_references type="ASTM">IUNIEH</external_references>
                </journal_citation>
            </primary_citation>
            <secondary_citation>
                <journal_citation published="true">
                    <author order="26">VanBlargan L</author>
                    <author order="27">Adams L</author>
                    <author order="28">Liu Z</author>
                    <author order="29">Chen RE</author>
                    <author order="30">Gilchuk P</author>
                    <author order="31">Raju S</author>
                    <author order="32">Smith B</author>
                    <author order="33">Zhao H</author>
                    <author order="34">Case JB</author>
                    <author order="35">Winkler ES</author>
                    <author order="36">Whitener B</author>
                    <author order="37">Droit L</author>
                    <author order="38">Aziati I</author>
                    <author order="39">Shi PY</author>
                    <author order="40">Creanga A</author>
                    <author order="41">Pegu A</author>
                    <author order="42">Handley S</author>
                    <author order="43">Wang D</author>
                    <author order="44">Boon A</author>
                    <author order="45">Crowe JE</author>
                    <author ORCID="0000-0003-1564-8590" order="46">Whelan SPJ</author>
                    <author order="47">Fremont D</author>
                    <author ORCID="0000-0002-8791-3165" order="48">Diamond M</author>
                    <title>A potently neutralizing anti-SARS-CoV-2 antibody inhibits variants of concern by binding a highly conserved epitope.</title>
                    <journal_abbreviation>Biorxiv</journal_abbreviation>
                    <country>US</country>
                    <year>2021</year>
                    <external_references type="PUBMED">33907753</external_references>
                    <external_references type="DOI">doi:10.1101/2021.04.26.441501</external_references>
                    <external_references type="ISSN">2692-8205</external_references>
                </journal_citation>
            </secondary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-23899</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
        </emdb_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7mkl</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>SARS-CoV-2 spike bound by SARS2-38 antibody Fab</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>SARS-CoV-2 spike bound by SARS2-38 antibody Fab</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="2697049">Severe acute respiratory syndrome coronavirus 2</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Spike glycoprotein</name>
                <natural_source database="NCBI">
                    <organism ncbi="2697049">Severe acute respiratory syndrome coronavirus 2</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.12415253899999999</theoretical>
                </molecular_weight>
                <number_of_copies>3</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>AYTNSFTRGVYYPDKVFRSSVLHSTQDLFLPFFSNVTWFHAIHVSGTNGTKRFDNPVLPFNDGVYFASTEKSNIIRGWIF
GTTLDSKTQSLLIVNNATNVVIKVCEFQFCNDPFLGVYYHKNNKSWMESEFRVYSSANNCTFEYVSQPFLMDLEGKQGNF
KNLREFVFKNIDGYFKIYSKHTPINLVRDLPQGFSALEPLVDLPIGINITRFQTLLALHRSYLTPGDSSSGWTAGAAAYY
VGYLQPRTFLLKYNENGTITDAVDCALDPLSETKCTLKSFTVEKGIYQTSNFRVQPTESIVRFPNITNLCPFGEVFNATR
FASVYAWNRKRISNCVADYSVLYNSASFSTFKCYGVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGKIADYNYKLP
DDFTGCVIAWNSNNLDSKVGGNYNYLYRLFRKSNLKPFERDISTEIYQAGSTPCNGVEGFNCYFPLQSYGFQPTNGVGYQ
PYRVVVLSFELLHAPATVCGPKKSTNLVKNKCVNFNFNGLTGTGVLTESNKKFLPFQQFGRDIADTTDAVRDPQTLEILD
ITPCSFGGVSVITPGTNTSNQVAVLYQDVNCTEVPVAIHADQLTPTWRVYSTGSNVFQTRAGCLIGAEHVNNSYECDIPI
GAGICASYQTQTNSPRRARSVASQSIIAYTMSLGAENSVAYSNNSIAIPTNFTISVTTEILPVSMTKTSVDCTMYICGDS
TECSNLLLQYGSFCTQLNRALTGIAVEQDKNTQEVFAQVKQIYKTPPIKDFGGFNFSQILPDPSKPSKRSPIEDLLFNKV
TLADAGFIKQYGDCLGDIAARDLICAQKFNGLTVLPPLLTDEMIAQYTSALLAGTITSGWTFGAGPALQIPFPMQMAYRF
NGIGVTQNVLYENQKLIANQFNSAIGKIQDSLSSTPSALGKLQDVVNQNAQALNTLVKQLSSNFGAISSVLNDILSRLDP
PEAEVQIDRLITGRLQSLQTYVTQQLIRAAEIRASANLAATKMSECVLGQSKRVDFCGKGYHLMSFPQSAPHGVVFLHVT
YVPAQEKNFTTAPAICHDGKAHFPREGVFVSNGTHWFVTQRNFYEPQIITTDNTFVSGNCDVVIGIVNNTVYDPLQPELD
S</string>
                    <external_references type="UNIPROTKB">P0DTC2</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>SARS2-38 Fv heavy chain</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.012490881999999998</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>QVQLKESGPGLVAPSQSLSITCTVSGFSLTRYGVHWVRQPPGKGLEWLGVIWADGSTYYNSALMSRLSISKDNSKSQVFL
NMNSLQTDDTAKYYCARDGRGYDDYWGQGTTLT</string>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>SARS2-38 Fv light chain</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.011419786999999999</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>QIVLTQSPAIMSASPGEKVTMTCSASSTVSFIYWYQQKPGSSPRLLIYDTSNPASGVPVRFSGSGCGTSYYLTISRMEAE
DAATYYCQQWNTYPLTFGAGTKLEL</string>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="5">
                <name>2-acetamido-2-deoxy-beta-D-glucopyranose</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000221208</theoretical>
                </molecular_weight>
                <number_of_copies>33</number_of_copies>
                <formula>NAG</formula>
            </ligand>
        </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">
                    <buffer>
                        <ph>7.4</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                    </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>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>FEI FALCON IV (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>
                <ctf_correction>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
                </ctf_correction>
                <startup_model type_of_model="NONE"/>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">3.2</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>3.1.0</version>
                        </software>
                    </software_list>
                    <number_images_used>272007</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="108001">
        <file>emd_23898.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>300</col>
            <row>300</row>
            <sec>300</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>300</x>
            <y>300</y>
            <z>300</z>
        </spacing>
        <cell>
            <a units="Å">348.0</a>
            <b units="Å">348.0</b>
            <c units="Å">348.0</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>-0.026239693</minimum>
            <maximum>2.3182411</maximum>
            <average>0.0019002927</average>
            <std>0.029533561</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">1.16</x>
            <y units="Å">1.16</y>
            <z units="Å">1.16</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.04</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-23898::::</label>
        <annotation_details>Map of SARS2-38 antibody Fab bound to SARS-CoV-2 spike</annotation_details>
    </map>
</emd>
