<?xml version='1.0' encoding='utf-8'?>
<emd emdb_id="EMD-23622" version="3.0.2.8" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://github.com/emdb-empiar/emdb-schemas/blob/master/v3/v3_0_2_8/emdb.xsd">
    <admin>
        <current_status>
            <date>2022-10-05</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2021-03-15</deposition>
            <header_release>2022-09-28</header_release>
            <map_release>2022-09-28</map_release>
            <update>2022-10-05</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>5T32GM7240-40</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>1DP2GM123494-01</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Science Foundation (NSF, United States)</funding_body>
                <code>1920374</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>Cryo-electron tomogram of FIB-milled Caulobacter crescentus expressing WT PopZ</title>
        <authors_list>
            <author>Lasker K</author>
            <author>Boeynaems S</author>
            <author>Lam V</author>
            <author>Scholl D</author>
            <author>Stainton E</author>
            <author>Briner A</author>
            <author>Jacquemyn M</author>
            <author>Daelemans D</author>
            <author>Deniz A</author>
            <author>Villa E</author>
            <author>Holehouse AS</author>
            <author>Gitler AD</author>
            <author>Shapiro L</author>
        </authors_list>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Lasker K</author>
                    <author order="2">Boeynaems S</author>
                    <author order="3">Lam V</author>
                    <author order="4">Scholl D</author>
                    <author order="5">Stainton E</author>
                    <author order="6">Briner A</author>
                    <author order="7">Jacquemyn M</author>
                    <author order="8">Daelemans D</author>
                    <author order="9">Deniz A</author>
                    <author order="10">Villa E</author>
                    <author order="11">Holehouse AS</author>
                    <author order="12">Gitler AD</author>
                    <author order="13">Shapiro L</author>
                    <title>The material properties of a bacterial-derived biomolecular condensate tune biological function in natural and synthetic systems</title>
                    <journal_abbreviation>Nat Commun</journal_abbreviation>
                    <country>UK</country>
                    <volume>13</volume>
                    <first_page>5643</first_page>
                    <year>2022</year>
                    <external_references type="DOI">doi:10.1038/s41467-022-33221-z</external_references>
                    <external_references type="ISSN">2041-1723</external_references>
                </journal_citation>
            </primary_citation>
            <secondary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0002-5480-4173" order="14">Lasker K</author>
                    <author ORCID="0000-0002-9705-9871" order="15">Boeynaems S</author>
                    <author ORCID="0000-0001-8228-2133" order="16">Lam V</author>
                    <author ORCID="0000-0002-4247-8059" order="17">Stainton E</author>
                    <author ORCID="0000-0003-2626-4189" order="18">Jacquemyn M</author>
                    <author ORCID="0000-0001-7092-1153" order="19">Daelemans D</author>
                    <author ORCID="0000-0003-4677-9809" order="20">Villa E</author>
                    <author ORCID="0000-0002-4155-5729" order="21">Holehouse AS</author>
                    <author ORCID="0000-0001-8603-1526" order="22">Gitler AD</author>
                    <author ORCID="0000-0002-0445-067X" order="23">Shapiro L</author>
                    <title>A modular platform for engineering function of natural and synthetic biomolecular condensates</title>
                    <journal_abbreviation>biorxiv</journal_abbreviation>
                    <country>US</country>
                    <year>2021</year>
                    <external_references type="DOI">doi:10.1101/2021.02.03.429226</external_references>
                    <external_references type="ISSN">2692-8205</external_references>
                </journal_citation>
            </secondary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-23622</emdb_id>
                <relationship>
                    <other>associated EM volume</other>
                </relationship>
            </emdb_reference>
        </emdb_list>
    </crossreferences>
    <sample>
        <name>Caulobacter crescentus cells expressing WT PopZ</name>
        <supramolecule_list>
            <cell_supramolecule supramolecule_id="1">
                <name>Caulobacter crescentus cells expressing WT PopZ</name>
                <parent>0</parent>
                <natural_source database="NCBI">
                    <organism ncbi="565050">Caulobacter vibrioides NA1000</organism>
                </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>
                        <details>M2 minimal media, supplemented with glucose.</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 ARRAY</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <atmosphere>AIR</atmosphere>
                            <pressure units="kPa">0.019</pressure>
                        </pretreatment>
                        <details>20 mA current.
Instrumet: PELCO easiGlow</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE-PROPANE</cryogen_name>
                        <instrument>HOMEMADE PLUNGER</instrument>
                    </vitrification>
                    <details>Protein expression was induced 4-5 hours prior to plunge freezing. Cells were concentrated to an OD600 ~3.0 by centrifugation.</details>
                    <cryo_protectant>Trehalose</cryo_protectant>
                    <sectioning>
                        <focused_ion_beam>
                            <instrument>OTHER</instrument>
                            <ion>OTHER</ion>
                            <voltage units="kV">30</voltage>
                            <current units="nA">0.01</current>
                            <duration units="s">2700</duration>
                            <temperature units="K">77</temperature>
                            <initial_thickness units="nm">500</initial_thickness>
                            <final_thickness units="nm">150</final_thickness>
                            <details>milling current varies from 0.5 nA to 10 pA during milling.. The value given for _emd_sectioning_focused_ion_beam.instrument is FEI Aquilos Cryo-FIB. This is not in a list of allowed values {'OTHER', 'DB235'} so OTHER is written into the XML file.</details>
                        </focused_ion_beam>
                    </sectioning>
                </tomography_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <tomography_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">70.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">5.0</nominal_defocus_min>
                    <nominal_magnification>33000.0</nominal_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <temperature>
                        <temperature_min units="K">77.0</temperature_min>
                    </temperature>
                    <alignment_procedure>
                        <basic />
                    </alignment_procedure>
                    <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>COUNTING</detector_mode>
                            <digitization_details>
                                <dimensions>
                                    <width units="pixel">3708</width>
                                    <height units="pixel">3838</height>
                                </dimensions>
                                <frames_per_image>1-15</frames_per_image>
                            </digitization_details>
                            <number_real_images>61</number_real_images>
                            <average_exposure_time units="s">1.45</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">2.16</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>
                            <version>4.10.29</version>
                        </software>
                    </software_list>
                    <number_images_used>61</number_images_used>
                </final_reconstruction>
            </tomography_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="160359">
        <file>emd_23622.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS SIGNED BYTE</data_type>
        <dimensions>
            <col>960</col>
            <row>928</row>
            <sec>180</sec>
        </dimensions>
        <origin>
            <col>-18</col>
            <row>16</row>
            <sec>-118</sec>
        </origin>
        <spacing>
            <x>960</x>
            <y>928</y>
            <z>180</z>
        </spacing>
        <cell>
            <a units="Å">16627.2</a>
            <b units="Å">16072.96</b>
            <c units="Å">3117.5999</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>-127.0</minimum>
            <maximum>124.0</maximum>
            <average>38.574905</average>
            <std>6.434368</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">17.32</x>
            <y units="Å">17.32</y>
            <z units="Å">17.32</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-23622::::</label>
        <annotation_details>Caulobacter crescentus cells expressing wildtype PopZ</annotation_details>
    </map>
</emd>