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            <date>2024-10-30</date>
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        <key_dates>
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            <header_release>2024-10-02</header_release>
            <map_release>2024-10-02</map_release>
            <update>2024-10-30</update>
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            <grant_reference>
                <funding_body>European Research Council (ERC)</funding_body>
                <code>M822.00045</code>
                <country>European Union</country>
            </grant_reference>
        </grant_support>
        <title>Tomogram of T. pseudonana pyrenoid used for subtomogram avergaing</title>
        <authors_list>
            <author ORCID="0000-0002-6015-850X">Demulder M</author>
            <author ORCID="0000-0003-4247-4303">Righetto RD</author>
            <author ORCID="0000-0001-8898-2392">Wietrzynski W</author>
            <author>Lamm L</author>
            <author ORCID="0000-0002-0941-4387">Engel BD</author>
        </authors_list>
        <keywords>marine diatoms, chloroplast, pyrenoid, photosynthesis, carbon fixation, rubisco</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Shimakawa G</author>
                    <author order="2">Demulder M</author>
                    <author order="3">Flori S</author>
                    <author order="4">Kawamoto A</author>
                    <author order="5">Tsuji Y</author>
                    <author order="6">Nawaly H</author>
                    <author order="7">Tanaka A</author>
                    <author order="8">Tohda R</author>
                    <author order="9">Ota T</author>
                    <author order="10">Matsui H</author>
                    <author order="11">Morishima N</author>
                    <author order="12">Okubo R</author>
                    <author order="13">Wietrzynski W</author>
                    <author order="14">Lamm L</author>
                    <author order="15">Righetto RD</author>
                    <author order="16">Uwizeye C</author>
                    <author order="17">Gallet B</author>
                    <author order="18">Jouneau PH</author>
                    <author order="19">Gerle C</author>
                    <author order="20">Kurisu G</author>
                    <author order="21">Finazzi G</author>
                    <author order="22">Engel BD</author>
                    <author order="23">Matsuda Y</author>
                    <title>Diatom pyrenoids are encased in a protein shell that enables efficient CO 2 fixation.</title>
                    <journal_abbreviation>Cell</journal_abbreviation>
                    <volume>187</volume>
                    <first_page>5919</first_page>
                    <last_page>5934.e19</last_page>
                    <year>2024</year>
                    <external_references type="PUBMED">39357521</external_references>
                    <external_references type="DOI">doi:10.1016/j.cell.2024.09.013</external_references>
                    <external_references type="ISSN">1097-4172</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
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                <details>Pyrenoid in T. pseudonana chloroplast</details>
                <natural_source database="NCBI">
                    <organism ncbi="35128">Thalassiosira pseudonana</organism>
                </natural_source>
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                <tomography_preparation preparation_id="1">
                    <buffer>
                        <ph>7.0</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                    </vitrification>
                    <sectioning>
                        <focused_ion_beam>
                            <instrument>OTHER</instrument>
                            <ion>OTHER</ion>
                            <voltage>3</voltage>
                            <current>0.03</current>
                            <duration>600</duration>
                            <temperature units="K">83</temperature>
                            <initial_thickness>1000</initial_thickness>
                            <final_thickness>150</final_thickness>
                            <details>The value given for _em_focused_ion_beam.instrument is FEI Aquilos II. This is not in a list of allowed values {'OTHER', 'DB235'} so OTHER is written into the XML file.</details>
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                    </sectioning>
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            <microscopy_list>
                <tomography_microscopy microscopy_id="1">
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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_defocus_min units="µm">3.0</nominal_defocus_min>
                    <nominal_defocus_max units="µm">3.0</nominal_defocus_max>
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                    <number_images_used>38</number_images_used>
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            <space_group>1</space_group>
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            <sec>512</sec>
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        <cell>
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            <b units="Å">12343.68</b>
            <c units="Å">4388.864</c>
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