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        <current_status>
            <date>2023-02-08</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2022-08-01</deposition>
            <header_release>2023-02-08</header_release>
            <map_release>2023-02-08</map_release>
            <update>2023-02-08</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>German Federal Ministry for Education and Research</funding_body>
                <code>03Z22HN22</code>
                <country>Germany</country>
            </grant_reference>
            <grant_reference>
                <funding_body>German Federal Ministry for Education and Research</funding_body>
                <code>03Z22HN23</code>
                <country>Germany</country>
            </grant_reference>
            <grant_reference>
                <funding_body>German Federal Ministry for Education and Research</funding_body>
                <code>03Z22HI2</code>
                <country>Germany</country>
            </grant_reference>
            <grant_reference>
                <funding_body>European Regional Development Fund</funding_body>
                <code>ZS/2016/04/78115</code>
                <country>European Union</country>
            </grant_reference>
            <grant_reference>
                <funding_body>European Regional Development Fund</funding_body>
                <country>European Union</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Agence Nationale de la Recherche (ANR)</funding_body>
                <code>ME 4165/2-1</code>
                <country>France</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Agence Nationale de la Recherche (ANR)</funding_body>
                <code>KE 1478/7-1</code>
                <country>France</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Austrian Science Fund</funding_body>
                <code>I 5359-N</code>
                <country>Austria</country>
            </grant_reference>
        </grant_support>
        <title>Cryo-EM Snapshots of Nanodisc-Embedded Native Eukaryotic Membrane Proteins</title>
        <authors_list>
            <author ORCID="0000-0002-8621-6130">Janson K</author>
            <author ORCID="0000-0002-8621-6130">Kyrilis FL</author>
            <author ORCID="0000-0002-8621-6130">Tueting C</author>
            <author ORCID="0000-0002-8621-6130">Alfes M</author>
            <author ORCID="0000-0002-8621-6130">Das M</author>
            <author ORCID="0000-0002-8621-6130">Traeger TK</author>
            <author ORCID="0000-0002-8621-6130">Schmidt C</author>
            <author ORCID="0000-0002-8621-6130">Hamdi F</author>
            <author ORCID="0000-0002-8621-6130">Keller S</author>
            <author ORCID="0000-0002-8621-6130">Meister A</author>
            <author ORCID="0000-0002-8621-6130">Kastritis PL</author>
        </authors_list>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Janson K</author>
                    <author order="2">Kyrilis FL</author>
                    <author order="3">Tuting C</author>
                    <author order="4">Alfes M</author>
                    <author order="5">Das M</author>
                    <author order="6">Trager TK</author>
                    <author order="7">Schmidt C</author>
                    <author order="8">Hamdi F</author>
                    <author order="9">Vargas C</author>
                    <author ORCID="0000-0001-5469-8772" order="10">Keller S</author>
                    <author ORCID="0000-0003-1668-4382" order="11">Meister A</author>
                    <author order="12">Kastritis PL</author>
                    <title>Cryo-Electron Microscopy Snapshots of Eukaryotic Membrane Proteins in Native Lipid-Bilayer Nanodiscs.</title>
                    <journal_abbreviation>Biomacromolecules</journal_abbreviation>
                    <country>US</country>
                    <volume>23</volume>
                    <first_page>5084</first_page>
                    <last_page>5094</last_page>
                    <year>2022</year>
                    <external_references type="PUBMED">36399657</external_references>
                    <external_references type="DOI">doi:10.1021/acs.biomac.2c00935</external_references>
                    <external_references type="ISSN">1526-4602</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
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                    <other>associated EM volume</other>
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    <sample>
        <name>SB-DIBMA solubilized Chaetomium thermophilum membranes mMW fraction</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1" chimera="true">
                <name>SB-DIBMA solubilized Chaetomium thermophilum membranes mMW fraction</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <details>Sample was created by solubilizing native chaetomium termophilum membranes with the aid of the copolymer SB-DIBMA</details>
                <natural_source database="NCBI">
                    <organism ncbi="209285">Thermochaetoides thermophila</organism>
                    <tissue>mycelia</tissue>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
    </sample>
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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">0.5</concentration>
                    <buffer>
                        <ph>7.4</ph>
                        <component>
                            <concentration units="mM">200.0</concentration>
                            <formula>NaCl</formula>
                            <name>sodium chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">50.0</concentration>
                            <formula>C4H11NO3</formula>
                            <name>Tris</name>
                        </component>
                        <details>Solutions were freshly prepared, sterile filtrated, and sonicated before usage</details>
                    </buffer>
                    <grid>
                        <model>Quantifoil R2/1</model>
                        <material>COPPER</material>
                        <mesh>200</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>HOLEY</film_topology>
                        </support_film>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">95</chamber_humidity>
                        <chamber_temperature units="K">277.15</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                        <details>Blotting time of 12 s
Blotforce of 0. </details>
                    </vitrification>
                    <details>This sample was purified by size exclusion chromatography. Subsequently, multiple fractions in the medium molecular weight region were pooled together to obtain a higher protein concentration.</details>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>TFS GLACIOS</microscope>
                    <illumination_mode>OTHER</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">200</acceleration_voltage>
                    <c2_aperture_diameter units="µm">100.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">0.8</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.0</nominal_defocus_max>
                    <nominal_magnification>240000.0</nominal_magnification>
                    <calibrated_magnification>236566.0</calibrated_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <temperature>
                        <temperature_min units="K">77.15</temperature_min>
                        <temperature_max units="K">103.15</temperature_max>
                    </temperature>
                    <alignment_procedure>
                        <coma_free>
                            <residual_tilt units="mrad">14.7</residual_tilt>
                        </coma_free>
                    </alignment_procedure>
                    <details>Grid screening was performed manually until criteria for good acquisition areas was narrowed down.</details>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>FEI FALCON III (4k x 4k)</film_or_detector_model>
                            <detector_mode>COUNTING</detector_mode>
                            <digitization_details>
                                <dimensions>
                                    <width units="pixel">4048</width>
                                    <height units="pixel">4048</height>
                                </dimensions>
                            </digitization_details>
                            <number_grids_imaged>1</number_grids_imaged>
                            <number_real_images>5912</number_real_images>
                            <average_electron_dose_per_image units="e/Å^2">64.72</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>
                <particle_selection>
                    <number_selected>1720004</number_selected>
                    <details>particles were picked automatically with the blob picker function of cryosparc</details>
                </particle_selection>
                <final_reconstruction>
                    <number_classes_used>1</number_classes_used>
                    <resolution units="Å" res_type="BY AUTHOR">18.59</resolution>
                    <resolution_method>FSC 0.5 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>3.1</version>
                        </software>
                    </software_list>
                    <number_images_used>7253</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>3.1</version>
                        </software>
                    </software_list>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                        </software>
                    </software_list>
                </final_angle_assignment>
                <final_three_d_classification>
                    <number_classes>80</number_classes>
                    <average_number_members_per_class>900.0</average_number_members_per_class>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>3.1</version>
                        </software>
                    </software_list>
                </final_three_d_classification>
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        </structure_determination>
    </structure_determination_list>
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