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    <admin>
        <current_status>
            <date>2020-01-29</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2016-05-10</deposition>
            <header_release>2016-06-08</header_release>
            <map_release>2016-06-08</map_release>
            <update>2020-01-29</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>P41GM103832</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>R01GM079429</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Eye Institute (NIH/NEI)</funding_body>
                <code>PN2EY016525</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Ovarian Cancer Research Fund</funding_body>
                <code>5-258813</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Robert A. Welch Foundation</funding_body>
                <code>Q1242</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>CryoET of MEF Cells and Associated Manual Segmentation of Microtubule and Actin</title>
        <authors_list>
            <author>Hecksel CW</author>
            <author>Darrow MC</author>
            <author>Dai W</author>
            <author>Galaz-Montoya JG</author>
            <author>Chin JA</author>
            <author>Mitchell PG</author>
            <author>Chen S</author>
            <author>Jakana J</author>
            <author>Schmid MF</author>
            <author>Chiu W</author>
        </authors_list>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Hecksel CW</author>
                    <author order="2">Darrow MC</author>
                    <author order="3">Dai W</author>
                    <author order="4">Galaz-Montoya JG</author>
                    <author order="5">Chin JA</author>
                    <author order="6">Mitchell PG</author>
                    <author order="7">Chen S</author>
                    <author order="8">Jakana J</author>
                    <author order="9">Schmid MF</author>
                    <author order="10">Chiu W</author>
                    <title>Quantifying Variability of Manual Annotation in Cryo-Electron Tomograms.</title>
                    <journal_abbreviation>Microsc. Microanal.</journal_abbreviation>
                    <first_page>1</first_page>
                    <last_page>10</last_page>
                    <year>2016</year>
                    <external_references type="PUBMED">27225525</external_references>
                    <external_references type="DOI">doi:10.1017/S1431927616000799</external_references>
                    <external_references type="ISSN">1435-8115</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-8173</emdb_id>
                <relationship>
                    <other>associated EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-8174</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
        </emdb_list>
    </crossreferences>
    <sample>
        <name>Microtubule and Actin from Mouse Embryonic Fibroblast Cells</name>
        <supramolecule_list>
            <cell_supramolecule supramolecule_id="1">
                <name>Microtubule and Actin from Mouse Embryonic Fibroblast Cells</name>
                <parent>0</parent>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                    <tissue>embryonic fibroblast</tissue>
                </natural_source>
            </cell_supramolecule>
        </supramolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>tomography</method>
            <aggregation_state>cell</aggregation_state>
            <specimen_preparation_list>
                <tomography_preparation preparation_id="1">
                    <buffer>
                        <ph>7.4</ph>
                        <component>
                            <concentration units="mM">150.0</concentration>
                            <formula>NaCl</formula>
                            <name>sodium chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">5.0</concentration>
                            <formula>KCl</formula>
                            <name>potassium chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">1.0</concentration>
                            <formula>CaCl2</formula>
                            <name>calcium chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">1.0</concentration>
                            <formula>MgCl2</formula>
                            <name>magnesium chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">20.0</concentration>
                            <formula>C8H18N2O4S</formula>
                            <name>HEPES</name>
                        </component>
                        <component>
                            <concentration units="uM">25.0</concentration>
                            <name>Rho kinase inhibitor (Y27632)</name>
                        </component>
                        <details>PBS</details>
                    </buffer>
                    <grid>
                        <model>Quantifoil R2/2</model>
                        <material>GOLD</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">90</chamber_humidity>
                        <chamber_temperature units="K">21</chamber_temperature>
                        <instrument>LEICA EM GP</instrument>
                        <details>Plunged into liquid ethane (LEICA EM GP). </details>
                    </vitrification>
                    <details>Intact mammalian cells</details>
                    <fiducial_markers_list>
                        <fiducial_marker>
                            <manufacturer>EMS</manufacturer>
                            <diameter units="nanometer">15</diameter>
                        </fiducial_marker>
                    </fiducial_markers_list>
                    <cryo_protectant>Ringer's Solution</cryo_protectant>
                    <sectioning>
                        <other_sectioning>NO SECTIONING</other_sectioning>
                    </sectioning>
                </tomography_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <tomography_microscopy microscopy_id="1">
                    <microscope>JEOL 2100</microscope>
                    <illumination_mode>FLOOD BEAM</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>LAB6</electron_source>
                    <acceleration_voltage units="kV">200</acceleration_voltage>
                    <nominal_magnification>12000.0</nominal_magnification>
                    <specimen_holder_model>GATAN 626 SINGLE TILT LIQUID NITROGEN CRYO TRANSFER HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <temperature>
                        <temperature_min units="K">98.0</temperature_min>
                        <temperature_max units="K">98.0</temperature_max>
                    </temperature>
                    <alignment_procedure>
                        <basic/>
                    </alignment_procedure>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN ULTRASCAN 4000 (4k x 4k)</film_or_detector_model>
                            <digitization_details>
                                <dimensions>
                                    <width units="pixel">4096</width>
                                    <height units="pixel">4096</height>
                                </dimensions>
                            </digitization_details>
                            <average_exposure_time units="s">1.0</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">2.6</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </tomography_microscopy>
            </microscopy_list>
            <tomography_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <final_reconstruction>
                    <algorithm>BACK PROJECTION</algorithm>
                    <software_list>
                        <software>
                            <name>IMOD</name>
                        </software>
                    </software_list>
                    <details>Final reconstruction was binned by two before segmentation.</details>
                    <number_images_used>27</number_images_used>
                </final_reconstruction>
            </tomography_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="29763">
        <file>emd_8173.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS SIGNED INTEGER (2 BYTES)</data_type>
        <dimensions>
            <col>412</col>
            <row>420</row>
            <sec>86</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>412</x>
            <y>420</y>
            <z>86</z>
        </spacing>
        <cell>
            <a units="Å">7502.5195</a>
            <b units="Å">7648.1997</b>
            <c units="Å">1566.0599</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
        </cell>
        <axis_order>
            <fast>X</fast>
            <medium>Y</medium>
            <slow>Z</slow>
        </axis_order>
        <statistics>
            <minimum>-28525</minimum>
            <maximum>21216</maximum>
            <average>201.44069</average>
            <std>2240.8333</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">18.21</x>
            <y units="Å">18.21</y>
            <z units="Å">18.21</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-8173::::</label>
        <annotation_details>Mouse Embryonic Fibroblast Cells</annotation_details>
    </map>
    <interpretation>
        <segmentation_list>
            <segmentation>
                <file>emd_8173_msk_1.map</file>
            </segmentation>
            <segmentation>
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            <segmentation>
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            <segmentation>
                <file>emd_8173_msk_4.map</file>
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            <segmentation>
                <file>emd_8173_msk_5.map</file>
            </segmentation>
            <segmentation>
                <file>emd_8173_msk_6.map</file>
            </segmentation>
            <segmentation>
                <file>emd_8173_msk_7.map</file>
            </segmentation>
            <segmentation>
                <file>emd_8173_msk_8.map</file>
            </segmentation>
            <segmentation>
                <file>emd_8173_msk_9.map</file>
            </segmentation>
            <segmentation>
                <file>emd_8173_msk_10.map</file>
            </segmentation>
            <segmentation>
                <file>emd_8173_msk_11.map</file>
            </segmentation>
            <segmentation>
                <file>emd_8173_msk_12.map</file>
            </segmentation>
            <segmentation>
                <file>emd_8173_msk_13.map</file>
            </segmentation>
            <segmentation>
                <file>emd_8173_msk_14.map</file>
            </segmentation>
        </segmentation_list>
    </interpretation>
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