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            <date>2026-10-07</date>
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            <deposition>2026-09-23</deposition>
            <header_release>2026-10-07</header_release>
            <map_release>2026-10-07</map_release>
            <update>2026-10-07</update>
        </key_dates>
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            <grant_reference>
                <funding_body>European Molecular Biology Organization (EMBO)</funding_body>
                <country>European Union</country>
            </grant_reference>
        </grant_support>
        <title>Cryo-electron tomogram of Geobacter metallireducens, dataset Geo02, Position 1_2</title>
        <authors_list>
            <author ORCID="0000-0002-7311-2973">Tamborrini D</author>
            <author ORCID="0000-0003-3375-4207">Pascoa TC</author>
            <author ORCID="0000-0002-0941-4387">Engel BD</author>
            <author>Appel L</author>
            <author>Kumar A</author>
            <author>Kayastha K</author>
            <author>Ermler U</author>
            <author>Kettler T</author>
            <author>Bohn S</author>
            <author>Reif-Trauttmansdorff T</author>
            <author>Schuller JM</author>
            <author>Boll M</author>
        </authors_list>
        <keywords>benzoyl-CoA reductase class II benzoyl-CoA reductase BCR anaerobic degradation anaerobic aromatic compound degradation benzoyl-CoA aromatic ring reduction Geobacter metallireducens anaerobic metabolism oxidoreductase subtomogram averaging in situ cryo-electron tomography, OXIDOREDUCTASE</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="false">
                    <author order="1">Appel L</author>
                    <author order="2">Kumar A</author>
                    <author ORCID="0000-0002-7311-2973" order="3">Tamborrini D</author>
                    <author order="4">Pascoa TC</author>
                    <author order="5">Kayastha K</author>
                    <author order="6">Ermler U</author>
                    <author order="7">Kettler T</author>
                    <author order="8">Bohn S</author>
                    <author order="9">Reif-Trauttmansdorff T</author>
                    <author order="10">Engel BD</author>
                    <author order="11">Schuller JM</author>
                    <author order="12">Boll M</author>
                    <title>Coupling of electron-bifurcation modules powers aromatic ring reduction</title>
                    <journal_abbreviation>To Be Published</journal_abbreviation>
                    <external_references type="CSD">0353</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
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                <accession_id>EMD-100061</accession_id>
                <content_type>associated EM volume</content_type>
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    <sample>
        <name>Geobacter metallireducens GS-15</name>
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            <cell_supramolecule supramolecule_id="1">
                <name>Geobacter metallireducens GS-15</name>
                <parent>0</parent>
                <natural_source database="NCBI">
                    <organism ncbi="269799">Geobacter metallireducens GS-15</organism>
                </natural_source>
            </cell_supramolecule>
        </supramolecule_list>
    </sample>
    <structure_determination_list>
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            <method>tomography</method>
            <aggregation_state>cell</aggregation_state>
            <specimen_preparation_list>
                <tomography_preparation preparation_id="1">
                    <buffer>
                        <ph>6.8</ph>
                    </buffer>
                    <grid>
                        <model>Quantifoil R2/1</model>
                        <material>COPPER</material>
                        <mesh>300</mesh>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                    </vitrification>
                    <sectioning>
                        <focused_ion_beam>
                            <instrument>OTHER</instrument>
                            <ion>OTHER</ion>
                            <voltage>30</voltage>
                            <current>0.05</current>
                            <duration>1200</duration>
                            <temperature units="K">81</temperature>
                            <initial_thickness>2000</initial_thickness>
                            <final_thickness>180</final_thickness>
                            <details>The value given for _em_focused_ion_beam.instrument is Thermo Scientific Aquilos 2 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>TFS 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>
                    <nominal_defocus_min units="µm">2.0</nominal_defocus_min>
                    <nominal_defocus_max units="µm">5.0</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>FEI FALCON IV (4k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">2.1</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>
                <details>EER files</details>
                <final_reconstruction>
                    <software_list>
                        <software>
                            <name>Warp</name>
                            <version>2.0.0</version>
                        </software>
                    </software_list>
                    <number_images_used>57</number_images_used>
                </final_reconstruction>
                <ctf_correction>
                    <software_list>
                        <software>
                            <name>Warp</name>
                            <version>2.0.0</version>
                            <processing_details>post M</processing_details>
                        </software>
                    </software_list>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
                </ctf_correction>
            </tomography_processing>
        </structure_determination>
    </structure_determination_list>
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        <file>emd_100061.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
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            <row>1024</row>
            <sec>512</sec>
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        <spacing>
            <x>1024</x>
            <y>1024</y>
            <z>512</z>
        </spacing>
        <cell>
            <a units="Å">7823.36</a>
            <b units="Å">7823.36</b>
            <c units="Å">3911.68</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>
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            <maximum>0.070516974</maximum>
            <average>-0.0042609656</average>
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            <y units="Å">7.64</y>
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                <source>AUTHOR</source>
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        <label>::::EMDATABANK.org::::EMD-100061::::</label>
        <annotation_details>Cryo-electron tomogram of Geobacter metallireducens, dataset Geo02, Position 1_2</annotation_details>
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