<?xml version='1.0' encoding='utf-8'?>
<emd emdb_id="EMD-24379" version="3.0.2.7" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://github.com/emdb-empiar/emdb-schemas/blob/master/v3/v3_0_2_7/emdb.xsd">
    <admin>
        <current_status>
            <date>2022-01-19</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2021-07-02</deposition>
            <header_release>2021-12-29</header_release>
            <map_release>2021-12-29</map_release>
            <update>2022-01-19</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>5R01GM127571-04</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>5R35GM118099-05</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Spanish National Research Council</funding_body>
                <code>SAF2017-84565-R</code>
                <country>Spain</country>
            </grant_reference>
        </grant_support>
        <title>Composite map of axonemal microtubule doublet in 16 nm repeat from Tetrahymena thermophila</title>
        <authors_list>
            <author>Li S</author>
            <author>Fernandez JJ</author>
            <author>Fabritius A</author>
            <author>Agard DA</author>
            <author>Winey M</author>
        </authors_list>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0002-0210-8192" order="1">Li S</author>
                    <author ORCID="0000-0003-2222-3355" order="2">Fernandez JJ</author>
                    <author order="3">Fabritius AS</author>
                    <author ORCID="0000-0003-3512-695X" order="4">Agard DA</author>
                    <author ORCID="0000-0002-9028-9033" order="5">Winey M</author>
                    <title>Electron cryo-tomography structure of axonemal doublet microtubule from Tetrahymena thermophila .</title>
                    <journal_abbreviation>Life Sci Alliance</journal_abbreviation>
                    <country>US</country>
                    <volume>5</volume>
                    <year>2022</year>
                    <external_references type="PUBMED">34969817</external_references>
                    <external_references type="DOI">doi:10.26508/lsa.202101225</external_references>
                    <external_references type="ISSN">2575-1077</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-24364</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>component map 1</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-24366</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>component map 2</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-24379</emdb_id>
                <relationship>
                    <other>associated EM volume</other>
                </relationship>
            </emdb_reference>
        </emdb_list>
    </crossreferences>
    <sample>
        <name>Axonemal microtubule doublet from Tetrahymena thermophile</name>
        <supramolecule_list>
            <organelle_or_cellular_component_supramolecule supramolecule_id="1">
                <name>Axonemal microtubule doublet from Tetrahymena thermophile</name>
                <parent>0</parent>
                <natural_source database="NCBI">
                    <organism ncbi="5911">Tetrahymena thermophila</organism>
                    <strain>B2086_2</strain>
                    <organelle>Flagellum</organelle>
                    <cellular_location>Cell Surface</cellular_location>
                </natural_source>
            </organelle_or_cellular_component_supramolecule>
        </supramolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>subtomogramAveraging</method>
            <aggregation_state>particle</aggregation_state>
            <specimen_preparation_list>
                <subtomogram_averaging_preparation preparation_id="1">
                    <buffer>
                        <ph>7.5</ph>
                    </buffer>
                    <grid>
                        <model>Quantifoil R2/2</model>
                        <material>COPPER/RHODIUM</material>
                        <mesh>200</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>HOLEY</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                    </vitrification>
                </subtomogram_averaging_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <subtomogram_averaging_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">3.0</nominal_defocus_min>
                    <calibrated_defocus_min units="µm">2.0</calibrated_defocus_min>
                    <nominal_defocus_max units="µm">4.0</nominal_defocus_max>
                    <calibrated_defocus_max units="µm">4.0</calibrated_defocus_max>
                    <nominal_magnification>33000.0</nominal_magnification>
                    <calibrated_magnification>18868.0</calibrated_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <temperature>
                        <temperature_min units="K">70.0</temperature_min>
                        <temperature_max units="K">70.0</temperature_max>
                    </temperature>
                    <alignment_procedure>
                        <basic />
                    </alignment_procedure>
                    <specialist_optics>
                        <energy_filter>
                            <name>GIF Bioquantum</name>
                            <slit_width units="eV">20</slit_width>
                        </energy_filter>
                    </specialist_optics>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 (6k x 4k)</film_or_detector_model>
                            <average_exposure_time units="s">0.36</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">1.31</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </subtomogram_averaging_microscopy>
            </microscopy_list>
            <subtomogram_averaging_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C1</point_group>
                    </applied_symmetry>
                    <resolution res_type="BY AUTHOR" units="Å">10.2</resolution>
                    <resolution_method>OTHER</resolution_method>
                    <details>This is a composite map of two constituent maps -
EMD-24364 and EMD-24366

The resolution by FSC is not directly assessed</details>
                    <number_subtomograms_used>16125</number_subtomograms_used>
                </final_reconstruction>
                <extraction>
                    <number_tomograms>49</number_tomograms>
                    <number_images_used>18762</number_images_used>
                </extraction>
                <final_angle_assignment>
                    <type>OTHER</type>
                </final_angle_assignment>
            </subtomogram_averaging_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="47279">
        <file>emd_24379.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>267</col>
            <row>217</row>
            <sec>204</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>267</x>
            <y>217</y>
            <z>204</z>
        </spacing>
        <cell>
            <a units="Å">707.55005</a>
            <b units="Å">575.05005</b>
            <c units="Å">540.60004</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>-1.0284379</minimum>
            <maximum>1.7301955</maximum>
            <average>0.011766398</average>
            <std>0.086578235</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">2.65</x>
            <y units="Å">2.6500003</y>
            <z units="Å">2.65</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.46</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-24379::::</label>
        <annotation_details>Composite map of axonemal microtubule doublet in 16 nm repeat from Tetrahymena thermophila</annotation_details>
    </map>
</emd>