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    <admin>
        <current_status>
            <date>2023-10-11</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2023-06-24</deposition>
            <header_release>2023-10-11</header_release>
            <map_release>2023-10-11</map_release>
            <update>2023-10-11</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>NIH R01 GM45377</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>NIH P41 GM109824</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>NIH R01 GM112108</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>NIH GM117212</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>Lumenal ring of the isolated yeast NPC</title>
        <authors_list>
            <author ORCID="0000-0002-3059-3121">Akey CW</author>
            <author ORCID="0000-0003-4717-1467">Echeverria I</author>
            <author ORCID="0000-0003-4116-1217">Ouch C</author>
            <author ORCID="0000-0003-0567-498X">Fernandez-Martinez J</author>
            <author ORCID="0000-0003-2010-706X">Rout MP</author>
        </authors_list>
        <keywords>nuclear pore complex, nucleocytoplasmic transport, nucleoporin, membrane protein, TRANSPORT PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Akey CW</author>
                    <author order="2">Echeverria I</author>
                    <author order="3">Ouch C</author>
                    <author order="4">Nudelman I</author>
                    <author order="5">Shi Y</author>
                    <author order="6">Wang J</author>
                    <author order="7">Chait BT</author>
                    <author order="8">Sali A</author>
                    <author order="9">Fernandez-Martinez J</author>
                    <author order="10">Rout MP</author>
                    <title>Implications of a multiscale structure of the yeast nuclear pore complex.</title>
                    <journal_abbreviation>Mol.Cell</journal_abbreviation>
                    <country>US</country>
                    <volume>83</volume>
                    <first_page>3283</first_page>
                    <last_page>3302.e5</last_page>
                    <year>2023</year>
                    <external_references type="PUBMED">37738963</external_references>
                    <external_references type="DOI">doi:10.1016/j.molcel.2023.08.025</external_references>
                    <external_references type="ISSN">1097-2765</external_references>
                    <external_references type="CSD">2168</external_references>
                    <external_references type="ASTM">MOCEFL</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-41117</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Pom34-Pom152 membrane attachment site yeast NPC</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-41119</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Cytoplasmic outer ring of the yeast NPC</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-41120</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Central transporter/plug yeast NPC</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-41121</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Double outer ring connectors of the yeast NPC</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-41122</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Connectors in cytoplasmic outer ring of yeast NPC</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-41123</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Composite multiscale structure of the yeast NPC</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-41285</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Double nuclear outer ring of Nup84-complexes from the yeast NPC</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-41114</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Full nuclear double outer ring of the yeast NPC</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-41300</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>Inner spoke ring of the yeast NPC</details>
            </emdb_reference>
        </emdb_list>
    </crossreferences>
    <sample>
        <name>Lumenal rig of Nuclear Pore Complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Lumenal rig of Nuclear Pore Complex</name>
                <parent>0</parent>
                <details>Protein A tagged Mlp1 pullout of NPC</details>
                <natural_source database="NCBI">
                    <organism ncbi="4932">Saccharomyces cerevisiae</organism>
                    <strain>MATa ade2-1 ura3-1 his3-11,15 trp1-1 leu2-3,112 can1-100 MLP1-PPX-ProteinA::HIS5</strain>
                    <organelle>nucleus</organelle>
                    <cellular_location>nuclear envelope</cellular_location>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_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">
                    <concentration units="mg/mL">0.1</concentration>
                    <buffer>
                        <ph>7.5</ph>
                        <details>20mM HEPES,50mM Potassium acetate,20mM NaCl,2mM MgCl2,1mM DTT</details>
                    </buffer>
                    <grid>
                        <model>Quantifoil R2/2</model>
                        <material>COPPER</material>
                        <mesh>400</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>HOLEY ARRAY</film_topology>
                            <film_thickness>5.0</film_thickness>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <atmosphere>OTHER</atmosphere>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">283</chamber_temperature>
                        <instrument>FEI VITROBOT MARK III</instrument>
                    </vitrification>
                    <details>One step affinity purified with NPC</details>
                </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>
                    <c2_aperture_diameter units="µm">100.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">1.5</nominal_defocus_min>
                    <nominal_defocus_max units="µm">3.5</nominal_defocus_max>
                    <calibrated_magnification>37651.0</calibrated_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <alignment_procedure>
                        <coma_free/>
                    </alignment_procedure>
                    <specialist_optics>
                        <energy_filter>
                            <name>GIF Bioquantum</name>
                            <slit_width units="eV">20</slit_width>
                        </energy_filter>
                    </specialist_optics>
                    <details>Preliminary grid screening done manually with individual images of low magnification montages of candidate meshes.</details>
                    <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>
                            <digitization_details>
                                <dimensions>
                                    <width units="pixel">3838</width>
                                    <height units="pixel">3710</height>
                                </dimensions>
                                <frames_per_image>2-40</frames_per_image>
                            </digitization_details>
                            <number_grids_imaged>1</number_grids_imaged>
                            <number_real_images>4015</number_real_images>
                            <average_electron_dose_per_image units="e/Å^2">40.0</average_electron_dose_per_image>
                            <details>3218 images retained after triage</details>
                        </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>85322</number_selected>
                    <details>from Multibody with 2x protomer</details>
                </particle_selection>
                <startup_model type_of_model="OTHER">
                    <details>low resolution composite 3D map of spoke and lumenal ring</details>
                </startup_model>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C2</point_group>
                    </applied_symmetry>
                    <algorithm>FOURIER SPACE</algorithm>
                    <resolution units="Å" res_type="BY AUTHOR">14.7</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0.7</version>
                        </software>
                    </software_list>
                    <details>half maps were masked to remove contaminating density from the Multibody step.</details>
                    <number_images_used>85322</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0.7</version>
                        </software>
                    </software_list>
                    <details>C1 symmetry in refinemet, C2 enforced 3D reference.</details>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0 7</version>
                        </software>
                    </software_list>
                    <details>C1 symmetry with appropriate mask in stepwise refinements gradually excluding proximal regions of the spoke used to refine with 2.5x Multibody</details>
                </final_angle_assignment>
                <final_three_d_classification>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0.7</version>
                        </software>
                    </software_list>
                </final_three_d_classification>
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        </structure_determination>
    </structure_determination_list>
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        <file>emd_41116.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
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            <row>480</row>
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            <b units="Å">1276.8</b>
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            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
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            <fast>X</fast>
            <medium>Y</medium>
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            <minimum>-0.66977376</minimum>
            <maximum>1.8079556</maximum>
            <average>0.005565968</average>
            <std>0.06463531</std>
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        <pixel_spacing>
            <x units="Å">2.66</x>
            <y units="Å">2.66</y>
            <z units="Å">2.66</z>
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                <level>0.73</level>
                <source>AUTHOR</source>
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        <label>::::EMDATABANK.org::::EMD-41116::::</label>
        <annotation_details>Main map reconstructed from Multibody volume</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <chain>
                        <source_name>Other</source_name>
                        <initial_model_type>experimental model</initial_model_type>
                    </chain>
                    <details>none</details>
                </initial_model>
                <refinement_protocol>OTHER</refinement_protocol>
                <details>The 2x protomer was fitted together to form a complete c8 lumenal ring with imposed 2-fold symmetry.</details>
                <target_criteria>cross correlation</target_criteria>
                <refinement_space>REAL</refinement_space>
            </modelling>
        </modelling_list>
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                    <row>180</row>
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                    <fast>X</fast>
                    <medium>Y</medium>
                    <slow>Z</slow>
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                <statistics>
                    <minimum>-0.09040683</minimum>
                    <maximum>0.13408172</maximum>
                    <average>0.000082991224</average>
                    <std>0.00223375</std>
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                    <x units="Å">5.32</x>
                    <y units="Å">5.32</y>
                    <z units="Å">5.32</z>
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                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-41116::::</label>
                <annotation_details>multibody half map</annotation_details>
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                    <a units="Å">957.60004</a>
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                    <y units="Å">5.32</y>
                    <z units="Å">5.32</z>
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                    <contour primary="true">
                        <source>AUTHOR</source>
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                <label>::::EMDATABANK.org::::EMD-41116::::</label>
                <annotation_details>post processed multibody volume bf -300
local resolution box 50</annotation_details>
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                    <y units="Å">5.32</y>
                    <z units="Å">5.32</z>
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                        <source>AUTHOR</source>
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                <label>::::EMDATABANK.org::::EMD-41116::::</label>
                <annotation_details>multibody half map</annotation_details>
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        <half_map_list>
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                    <fast>X</fast>
                    <medium>Y</medium>
                    <slow>Z</slow>
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                    <maximum>0.2606998</maximum>
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                    <y units="Å">2.66</y>
                    <z units="Å">2.66</z>
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                    <contour primary="true">
                        <source>AUTHOR</source>
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                <label>::::EMDATABANK.org::::EMD-41116::::</label>
                <annotation_details>half map full D8 lumenal ring</annotation_details>
            </half_map>
            <half_map format="CCP4" size_kbytes="442369">
                <file>emd_41116_half_map_1.map.gz</file>
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                    <row>480</row>
                    <sec>480</sec>
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                    <y>480</y>
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                    <a units="Å">1276.8</a>
                    <b units="Å">1276.8</b>
                    <c units="Å">1276.8</c>
                    <alpha units="deg">90.0</alpha>
                    <beta units="deg">90.0</beta>
                    <gamma units="deg">90.0</gamma>
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                <axis_order>
                    <fast>X</fast>
                    <medium>Y</medium>
                    <slow>Z</slow>
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                <statistics>
                    <minimum>-0.11431952</minimum>
                    <maximum>0.25215295</maximum>
                    <average>0.00028008968</average>
                    <std>0.004413265</std>
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                    <x units="Å">2.66</x>
                    <y units="Å">2.66</y>
                    <z units="Å">2.66</z>
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                        <source>AUTHOR</source>
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                <annotation_details>half map full D8 lumenal ring</annotation_details>
            </half_map>
        </half_map_list>
    </interpretation>
</emd>
