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    <admin>
        <current_status>
            <date>2024-11-20</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>2022-10-19</header_release>
            <map_release>2022-10-19</map_release>
            <update>2024-11-20</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>UM1 AI144462</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Bill &amp; Melinda Gates Foundation</funding_body>
                <code>OPP1196345/INV-008813</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>The Envelope Glycoprotein SIVmac239.K180S SOSIP trimer in complex with 3 copies of the neutralizing antibody K11</title>
        <authors_list>
            <author ORCID="0000-0003-4531-9907">Berndsen ZT</author>
            <author ORCID="0000-0001-7153-3769">Ward AB</author>
        </authors_list>
        <keywords>SIV, Env, vaccine, neutralizing antibody, glycoprotein, VIRAL PROTEIN, VIRAL PROTEIN-IMMUNE SYSTEM complex</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0002-3172-1340" order="1">Zhao F</author>
                    <author order="2">Berndsen ZT</author>
                    <author ORCID="0000-0001-6927-2301" order="3">Pedreno-Lopez N</author>
                    <author order="4">Burns A</author>
                    <author ORCID="0000-0003-2547-968X" order="5">Allen JD</author>
                    <author ORCID="0000-0003-0008-2811" order="6">Barman S</author>
                    <author ORCID="0000-0001-9445-6671" order="7">Lee WH</author>
                    <author order="8">Chakraborty S</author>
                    <author ORCID="0000-0002-9368-3044" order="9">Gnanakaran S</author>
                    <author order="10">Sewall LM</author>
                    <author ORCID="0000-0002-9695-8138" order="11">Ozorowski G</author>
                    <author ORCID="0000-0003-1686-1414" order="12">Limbo O</author>
                    <author ORCID="0000-0001-7306-3510" order="13">Song G</author>
                    <author ORCID="0000-0002-4899-3270" order="14">Yong P</author>
                    <author ORCID="0000-0003-2966-994X" order="15">Callaghan S</author>
                    <author order="16">Coppola J</author>
                    <author order="17">Weisgrau KL</author>
                    <author order="18">Lifson JD</author>
                    <author order="19">Nedellec R</author>
                    <author ORCID="0000-0003-2217-897X" order="20">Voigt TB</author>
                    <author order="21">Laurino F</author>
                    <author order="22">Louw J</author>
                    <author order="23">Rosen BC</author>
                    <author ORCID="0000-0002-8098-8666" order="24">Ricciardi M</author>
                    <author ORCID="0000-0002-1072-2694" order="25">Crispin M</author>
                    <author order="26">Desrosiers RC</author>
                    <author ORCID="0000-0001-8197-5309" order="27">Rakasz EG</author>
                    <author order="28">Watkins DI</author>
                    <author ORCID="0000-0001-8837-7520" order="29">Andrabi R</author>
                    <author ORCID="0000-0001-7153-3769" order="30">Ward AB</author>
                    <author ORCID="0000-0001-6711-9864" order="31">Burton DR</author>
                    <author order="32">Sok D</author>
                    <title>Molecular insights into antibody-mediated protection against the prototypic simian immunodeficiency virus.</title>
                    <journal_abbreviation>Nat Commun</journal_abbreviation>
                    <country>UK</country>
                    <volume>13</volume>
                    <first_page>5236</first_page>
                    <last_page>5236</last_page>
                    <year>2022</year>
                    <external_references type="PUBMED">36068229</external_references>
                    <external_references type="DOI">doi:10.1038/s41467-022-32783-2</external_references>
                    <external_references type="ISSN">2041-1723</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7t2p</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>SIVmac239.K180S SOSIP trimer in complex with 3 copies of K11 Fab</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>SIVmac239.K180S SOSIP trimer in complex with 3 copies of K11 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>
                        <macromolecule_id>4</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="11723">Simian immunodeficiency virus</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Envelope glycoprotein gp120</name>
                <natural_source database="NCBI">
                    <organism ncbi="11723">Simian immunodeficiency virus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.060324441</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MGCLGNQLLIAILLLSVYGIYCTLYVTVFYGVPAWRNATIPLFCATKNRDTWGTTQCLPDNGDYSEMALNVTESFDAWNN
TVTEQAIEDVWQLFETSIKPCVKLSPLCITMRCNKSETDRWGLTKSITTTASTTSTTASAKVDMVNETSSCIAQDNCTGL
EQEQMISCKFNMTGLKRDKSKEYNETWYSADLVCEQGNNTGNESRCYMNHCNTSVIQESCDKHYWDAIRFRYCAPPGYAL
LRCNDTNYSGFMPKCSKVVVSSCTRMMETQTSTWFGFNGTRAENRTYIYWHGRDNRTIISLNKYYNLTMKCRRPGNKTVL
PVTIMSGLVFHSQPINDRPKQAWCWFGGKWKDAIKEVKQTIVKHPRYTGTNNTDKINLTAPGGGDPEVTFMWTNCRGEFL
YCKMNWFLNWVEDRNTANQKPKEQHKRNYVPCHIRQIINTWHKVGKNVYLPPREGDLTCNSTVTSLIANIDWIDGNQTNI
TMSAEVAELYRLELGDYKLVEITPIGLAPTSCKRYTTGGTSRRRRRR</string>
                    <external_references type="UNIPROTKB">A0A5C0E975</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>Envelope glycoprotein gp41</name>
                <natural_source database="NCBI">
                    <organism ncbi="11723">Simian immunodeficiency virus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.018144599999999997</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>GVFVLGFLGFLATAGSAMGAASLTLTAQSRTLLAGIVQQQQQLLDVPKRQQELLRLTVWGTKNLQTRVTAIEKYLKDQAQ
LNAWGCAFRQVCCTTVPWPNASLIPKWNNETWQEWERKVDFLEENITALLEEAQIQQEKNMYELQKLNGSGHHHHHHHH</string>
                    <external_references type="UNIPROTKB">L7XFX7</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>K11 Fab heavy chain</name>
                <natural_source database="NCBI">
                    <organism ncbi="9544">Macaca mulatta</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.053290769999999994</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>DWTWRILFLVAAATGAHSQVQLQESGPGVVRPSQTLSLTCAVSGDTVSSCCFFWTWIRQPPGKGLEWIGNISYDNDNTNY
NPSLKTRISISKDMSKNQFSLKLNSLTATDTAIYYCARESPSRGNFCYAYLYGNCPLHFDLWGQGVLVTVSSASTKGPSV
FPLAPSSRSTSESTAALGCLVKDYFPEPVTVSWNSGSLTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYVCNVNHK
PSNTKVDKRVEIKTCGGGSKPPTCPPCTSPELLGGPSVFLFPPKPKDTLMISRTPEVTCVVVDVSQEDPDVKFNWYVNGA
EVHHAQTKPRETQYNSTYRVVSVLTVTHQDWLNGKEYTCKVSNKALPAPIQKTISKDKGQPREPQVYTLPPSREELTKNQ
VSLTCLVKGFYPSDIVVEWESSGQPENTYKTTPPVLDSDGSYFLYSKLTVDKSRWQQGNVFSCSVMHEALHNHYTQKSLS
LSPGK</string>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="4">
                <name>K11 Fab light chain</name>
                <natural_source database="NCBI">
                    <organism ncbi="9544">Macaca mulatta</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.02529315</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>ETDTLLLWVLLLWVPGSTGDILLTQSPSSLSGSVGDRVTITCRASQGINSYLNWYQQKPGKAPKLLIYFANRLQSGVPSR
FSGSGSGTEFTLTISSLQSEDGATYYCQQYDTFPTFGPGTKLDIKRTVAAPSVFIFPPSEDQVKSGTVSVVCLLNNFYPR
EASVKWKVDGALKTGNSQESVTEQDSKDNTYSLSSTLTLSSTEYQSHKVYACEVTHQGLSSPVTKSFNRGEC</string>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="11">
                <name>2-acetamido-2-deoxy-beta-D-glucopyranose</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000221208</theoretical>
                </molecular_weight>
                <number_of_copies>13</number_of_copies>
                <formula>NAG</formula>
            </ligand>
        </macromolecule_list>
    </sample>
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                        <model>C-flat-1.2/1.3</model>
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                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
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                    <microscope>FEI TALOS ARCTICA</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>
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                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K2 SUMMIT (4k x 4k)</film_or_detector_model>
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                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
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