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    <admin>
        <current_status>
            <date>2023-12-13</date>
            <code>REL</code>
            <processing_site>PDBj</processing_site>
        </current_status>
        <sites>
            <deposition>PDBj</deposition>
            <last_processing>PDBj</last_processing>
        </sites>
        <key_dates>
            <deposition>2022-01-19</deposition>
            <header_release>2022-04-06</header_release>
            <map_release>2022-04-06</map_release>
            <update>2023-12-13</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>R35GM137929</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>Cryo-EM structure of ATP synthase dimer from Tetrahymena thermophila</title>
        <authors_list>
            <author ORCID="0000-0002-1864-8951">Zhou L</author>
            <author ORCID="0000-0002-3428-1053">Maldonado M</author>
            <author ORCID="0000-0002-9949-6776">Padavannil A</author>
            <author ORCID="0000-0003-4991-114X">Guo F</author>
            <author ORCID="0000-0002-9864-3586">Letts JA</author>
        </authors_list>
        <keywords>Mitochondrial respiration, electron transport chain, ATP synthase, cristae, membrane complex, ELECTRON TRANSPORT</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0002-1864-8951" order="1">Zhou L</author>
                    <author ORCID="0000-0002-3428-1053" order="2">Maldonado M</author>
                    <author ORCID="0000-0002-9949-6776" order="3">Padavannil A</author>
                    <author ORCID="0000-0003-4991-114X" order="4">Guo F</author>
                    <author ORCID="0000-0002-9864-3586" order="5">Letts JA</author>
                    <title>Structures of Tetrahymena 's respiratory chain reveal the diversity of eukaryotic core metabolism.</title>
                    <journal_abbreviation>Science</journal_abbreviation>
                    <country>US</country>
                    <volume>376</volume>
                    <first_page>831</first_page>
                    <last_page>839</last_page>
                    <year>2022</year>
                    <external_references type="PUBMED">35357889</external_references>
                    <external_references type="DOI">doi:10.1126/science.abn7747</external_references>
                    <external_references type="ISSN">1095-9203</external_references>
                    <external_references type="CSD">0038</external_references>
                    <external_references type="ASTM">SCIEAS</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-32631</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Tetrahymena thermophila CV2 all particles</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-25882</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Tetrahymena thermophila supercoplex I+III2</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-32325</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Tetrahymena thermophila complex IV2</details>
            </emdb_reference>
        </emdb_list>
    </crossreferences>
    <sample>
        <name>ATP synthase dimer</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>ATP synthase dimer</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>
                        <macromolecule_id>7</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>8</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>9</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>10</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>11</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>12</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>13</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>14</macromolecule_id>
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                        <macromolecule_id>15</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>17</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>18</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>19</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>20</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>21</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>22</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>23</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>24</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>25</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>26</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>27</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>28</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>29</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
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                        <macromolecule_id>32</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>33</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>34</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>35</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>36</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>37</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>38</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>39</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>40</macromolecule_id>
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                    <macromolecule>
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                    <macromolecule>
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                    <macromolecule>
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                    <macromolecule>
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                    <macromolecule>
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                    <macromolecule>
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                    </macromolecule>
                    <macromolecule>
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                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>48</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>49</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>50</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>51</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>52</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>53</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>54</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>55</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>56</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>57</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>58</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="5911">Tetrahymena thermophila</organism>
                    <strain>SB255</strain>
                    <organelle>Mitochondria</organelle>
                    <cellular_location>Mitochondrial inner membrane</cellular_location>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">2.0</theoretical>
                </molecular_weight>
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                            <concentration units="mM">20.0</concentration>
                            <formula>Tris</formula>
                            <name>2-Amino-2-(hydroxymethyl)propane-1,3-diol</name>
                        </component>
                        <component>
                            <concentration units="mM">50.0</concentration>
                            <formula>NaCl</formula>
                            <name>sodium chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">5.0</concentration>
                            <formula>MgCl2</formula>
                            <name>magnesium chloride</name>
                        </component>
                        <component>
                            <concentration units="g/100 ml">0.002</concentration>
                            <formula>PMSF</formula>
                            <name>Phenylmethanesulfonyl fluoride</name>
                        </component>
                        <details>Solution were made fresh from concentrated stocks, filtered and de-gassed before equilibration onto Superose6 column</details>
                    </buffer>
                    <grid>
                        <model>Quantifoil R1.2/1.3</model>
                        <material>COPPER</material>
                        <mesh>300</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>HOLEY</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <time units="s">30</time>
                        </pretreatment>
                        <details>30 mA</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">277.15</chamber_temperature>
                        <instrument>FEI VITROBOT MARK III</instrument>
                        <details>incubation time before blotting: 60s
blot time: 9s
blot force: 25
offset: -2
incubation after blotting: 0s. </details>
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                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TITAN KRIOS</microscope>
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                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">300</acceleration_voltage>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">0.5</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.5</nominal_defocus_max>
                    <calibrated_magnification>58616.0</calibrated_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
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                    <alignment_procedure>
                        <coma_free/>
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                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 (6k x 4k)</film_or_detector_model>
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                            <number_real_images>7895</number_real_images>
                            <average_exposure_time units="s">5.9</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">66.69</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
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                <image_recording_id>1</image_recording_id>
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                    <number_selected>1144671</number_selected>
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                <startup_model type_of_model="INSILICO MODEL">
                    <insilico_model>3D ab-initio model reconstruction in cryosparc</insilico_model>
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                    <number_classes_used>1</number_classes_used>
                    <applied_symmetry>
                        <point_group>C1</point_group>
                    </applied_symmetry>
                    <algorithm>FOURIER SPACE</algorithm>
                    <resolution units="Å" res_type="BY AUTHOR">3.43</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
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                        <software>
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