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                <code>R01 AI 120691</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>Structure of the HIV-Nef tetherin cargo bound AP-1:Arf1 stable closed trimer</title>
        <authors_list>
            <author>Morris KL</author>
            <author>Buffalo CZ</author>
            <author>Hurley JH</author>
        </authors_list>
        <keywords>AP, HIV, Nef, trafficking, VIRAL PROTEIN, PROTEIN TRANSPORT</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Morris KL</author>
                    <author order="2">Buffalo CZ</author>
                    <author order="3">Sturzel CM</author>
                    <author order="4">Heusinger E</author>
                    <author order="5">Kirchhoff F</author>
                    <author order="6">Ren X</author>
                    <author order="7">Hurley JH</author>
                    <title>HIV-1 Nefs Are Cargo-Sensitive AP-1 Trimerization Switches in Tetherin Downregulation.</title>
                    <journal_abbreviation>Cell</journal_abbreviation>
                    <volume>174</volume>
                    <first_page>659</first_page>
                    <last_page>671.e14</last_page>
                    <year>2018</year>
                    <external_references type="PUBMED">30053425</external_references>
                    <external_references type="DOI">doi:10.1016/j.cell.2018.07.004</external_references>
                    <external_references type="ISSN">1097-4172</external_references>
                </journal_citation>
            </primary_citation>
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                    <other>other EM volume</other>
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            <emdb_reference>
                <emdb_id>EMD-7457</emdb_id>
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                    <other>other EM volume</other>
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            <emdb_reference>
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    <sample>
        <name>Structure of the cargo bound AP-1:Arf1:tetherin-Nef stable closed trimer</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Structure of the cargo bound AP-1:Arf1:tetherin-Nef stable closed trimer</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>
                        <macromolecule_id>5</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>6</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.70</theoretical>
                </molecular_weight>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Bone marrow stromal antigen 2, Protein Nef chimera</name>
                <natural_source database="NCBI">
                    <organism ncbi="11676">Human immunodeficiency virus 1</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.029964326</theoretical>
                </molecular_weight>
                <number_of_copies>6</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSYYHHHHHHDYDIPTTENLYFQGAMGSASTSYDYCRVPMEDGDKRCKGSDEASEGSGMGGKWSKSSVIGWPAVRERMRR
AEPAADGVGAVSRDLEKHGAITSSNTAANNAACAWLEAQEEEEVGFPVTPQVPLRPMTYKAAVDLSHFLKEKGGLEGLIH
SQRRQDILDLWIYHTQGYFPDWQNYTPGPGVRYPLTFGWCYKLVPVEPDKVEEANKGENTSLLHPVSLHGMDDPEREVLE
WRFDSRLAFHHVARELHPEYFKNC</string>
                    <external_references type="UNIPROTKB">Q10589</external_references>
                    <external_references type="UNIPROTKB">Q90VU7</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>AP-1 complex subunit beta-1</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.064458656</theoretical>
                </molecular_weight>
                <number_of_copies>3</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>EIFELKAELNSDKKEKKKEAVKKVIASMTVGKDVSALFPDVVNCMQTDNLELKKLVYLYLMNYAKSQPDMAIMAVNTFVK
DCEDPNPLIRALAVRTMGCIRVDKITEYLCEPLRKCLKDEDPYVRKTAAVCVAKLHDINAQLVEDQGFLDTLKDLISDSN
PMVVANAVAALSEIAESHPSSNLLDLNPQSINKLLTALNECTEWGQIFILDCLANYMPKDDREAQSICERVTPRLSHANS
AVVLSAVKVLMKFMEMLSKDLDYYGTLLKKLAPPLVTLLSAEPELQYVALRNINLIVQKRPEILKHEMKVFFVKYNDPIY
VKLEKLDIMIRLASQANIAQVLAELREYATEVDVDFVRKAVRAIGRCAIKVEQSAERCVSTLLDLIQTKVNYVVQEAIVV
IKDIFRKYPNKYESVIATLCENLDSLDEPEARAAMIWIVGEYAERIDNADELLESFLEGFHDKSTQVQLQLLTAIVKLFL
KKPTETQELVQQVLSLATQDSDNPDLRDRGYIYWRLLSTDPVAAKEVVLAEKPLISEETDLIEPTLLDELICYIGTLASV
YHKPPSAFVE</string>
                    <external_references type="UNIPROTKB">Q10567</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>ADP-ribosylation factor 1</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.018936599999999998</theoretical>
                </molecular_weight>
                <number_of_copies>6</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>EMRILMVGLDAAGKTTILYKLKLGEIVTTIPTIGFNVETVEYKNISFTVWDVGGLDKIRPLWRHYFQNTQGLIFVVDSND
RERVNEAREELMRMLAEDELRDAVLLVFANKQDLPNAMNAAEITDKLGLHSLRHRNWYIQATCATSGDGLYEGLDWLSNQ
LRNQK</string>
                    <external_references type="UNIPROTKB">P84077</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="4">
                <name>AP-1 complex subunit gamma-1</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.06640105499999999</theoretical>
                </molecular_weight>
                <number_of_copies>3</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>PIRLRELIRTIRTARTQAEEREMIQKECAAIRSSFREEDNTYRCRNVAKLLYMHMLGYPAHFGQLECLKLIASQKFTDKR
IGYLGAMLLLDERQDVHLLMTNCIKNDLNHSTQFVQGLALCTLGCMGSSEMCRDLAGEVEKLLKTSNSYLRKKAALCAVH
VIRKVPELMEMFLPATKNLLNEKNHGVLHTSVVLLTEMCERSPDMLAHFRKLVPQLVRILKNLIMSGYSPEHDVSGISDP
FLQVRILRLLRILGRNDDDSSEAMNDILAQVATNTETSKNVGNAILYETVLTIMDIKSESGLRVLAINILGRFLLNNDKN
IRYVALTSLLKTVQTDHNAVQRHRSTIVDCLKDLDVSIKRRAMELSFALVNGNNIRGMMKELLYFLDSCEPEFKADCASG
IFLAAEKYAPSKRWHIDTIMRVLTTAGSYVRDDAVPNLIQLITNSVEMHAYTVQRLYKAILGDYSQQPLVQVAAWCIGEY
GDLLVSGQCEEEEPIQVTEDEVLDILESVLISNMSTSVTRGYALTAIMKLSTRFTCTVNRIKKVVSIYGSSIDVELQQRA
VEYNALFKKYDHMRSALLERMPVME</string>
                    <external_references type="UNIPROTKB">P22892</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="5">
                <name>AP-1 complex subunit mu-1</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.048475535</theoretical>
                </molecular_weight>
                <number_of_copies>3</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>SASAVYVLDLKGKVLICRNYRGDVDMSEVEHFMPILMEKEEEGMLSPILAHGGVRFMWIKHNNLYLVATSKKNACVSLVF
SFLYKVVQVFSEYFKELEEESIRDNFVIIYELLDELMDFGYPQTTDSKILQEYITQEGHKLETGAPRPPATVTNAVSWRS
EGIKYRKNEVFLDVIEAVNLLVSANGNVLRSEIVGSIKMRVFLSGMPELRLGLNDKVLFDNTGRGKSKSVELEDVKFHQC
VRLSRFENDRTISFIPPDGEFELMSYRLNTHVKPLIWIESVIEKHSHSRIEYMVKAKSQFKRRSTANNVEIHIPVPNDAD
SPKFKTTVGSVKWVPENSEIVWSVKSFPGGKEYLMRAHFGLPSVEAEDKEGKPPISVKFEIPYFTTSGIQVRYLKIIEKS
GYQALPWVRYITQNGDYQLRTQ</string>
                    <external_references type="UNIPROTKB">P35585</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="6">
                <name>AP-1 complex subunit sigma-3</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.01699885</theoretical>
                </molecular_weight>
                <number_of_copies>3</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MIHFILLFSRQGKLRLQKWYITLPDKERKKITREIVQIILSRGHRTSSFVDWKELKLVYKRYASLYFCCAIENQDNELLT
LEIVHRYVELLDKYFGNVCELDIIFNFEKAYFILDEFIIGGEIQETSKKIAVKAIEDSDMLQ</string>
                    <external_references type="UNIPROTKB">Q96PC3</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="7">
                <name>GUANOSINE-5'-TRIPHOSPHATE</name>
                <molecular_weight>
                    <theoretical units="MDa">0.0005231799999999999</theoretical>
                </molecular_weight>
                <number_of_copies>6</number_of_copies>
                <formula>GTP</formula>
            </ligand>
            <ligand macromolecule_id="8">
                <name>MAGNESIUM ION</name>
                <molecular_weight>
                    <theoretical units="MDa">2.4305e-05</theoretical>
                </molecular_weight>
                <number_of_copies>6</number_of_copies>
                <formula>MG</formula>
            </ligand>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
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            <method>singleParticle</method>
            <aggregation_state>particle</aggregation_state>
            <specimen_preparation_list>
                <single_particle_preparation preparation_id="1">
                    <concentration units="mg/mL">0.07</concentration>
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                        <details>20 mM Tris at pH 8.0, 200 mM NaCl, 5 mM MgCl2, and 0.5 mM TCEP</details>
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                    <grid>
                        <pretreatment>
                            <type>PLASMA CLEANING</type>
                        </pretreatment>
                        <details>unspecified</details>
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                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">296</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                    </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>GATAN K2 SUMMIT (4k x 4k)</film_or_detector_model>
                            <detector_mode>SUPER-RESOLUTION</detector_mode>
                            <average_electron_dose_per_image units="e/Å^2">62.4</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
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            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
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                <ctf_correction>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
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                <startup_model type_of_model="OTHER">
                    <details>CRYOSPARC</details>
                </startup_model>
                <final_reconstruction>
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                        <point_group>C1</point_group>
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                    <resolution units="Å" res_type="BY AUTHOR">6.8</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
                    <number_images_used>11108</number_images_used>
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                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
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                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
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            </singleparticle_processing>
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        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>384</col>
            <row>384</row>
            <sec>384</sec>
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            <x>384</x>
            <y>384</y>
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        <cell>
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            <b units="Å">409.72803</b>
            <c units="Å">409.72803</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
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            <slow>Z</slow>
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            <maximum>0.058546383</maximum>
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            <y units="Å">1.067</y>
            <z units="Å">1.067</z>
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            <contour primary="true">
                <level>0.0149</level>
                <source>AUTHOR</source>
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        <label>::::EMDATABANK.org::::EMD-7563::::</label>
        <annotation_details>HIV-Nef tetherin cargo bound AP-1:Arf1 stable closed trimer</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <refinement_protocol>FLEXIBLE FIT</refinement_protocol>
                <target_criteria>Correlation coefficient</target_criteria>
                <refinement_space>REAL</refinement_space>
                <overall_bvalue>425.0</overall_bvalue>
            </modelling>
        </modelling_list>
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