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            <date>2021-06-09</date>
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            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
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        <key_dates>
            <deposition>2021-04-19</deposition>
            <header_release>2021-04-28</header_release>
            <map_release>2021-04-28</map_release>
            <update>2021-06-09</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Austrian Science Fund</funding_body>
                <code>P31445</code>
                <country>Austria</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)</funding_body>
                <code>R01AI147890</code>
                <country>United States</country>
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            <grant_reference>
                <funding_body>National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)</funding_body>
                <code>R01AI150454</code>
                <country>United States</country>
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            <grant_reference>
                <funding_body>National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)</funding_body>
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                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>European Commission</funding_body>
                <code>Horizon 2020, iNext (PID 4246), Grant number 653706</code>
                <country>European Union</country>
            </grant_reference>
        </grant_support>
        <title>Cryo-electron tomogram of mature RSV CANC CLPs</title>
        <authors_list>
            <author>Obr M</author>
            <author>Ricana CL</author>
            <author>Nikulin N</author>
            <author>Feathers J-PR</author>
            <author>Klanschnig M</author>
            <author>Thader A</author>
            <author>Johnson MC</author>
            <author>Vogt VM</author>
            <author>Schur FKM</author>
            <author>Dick RA</author>
        </authors_list>
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                <journal_citation published="true">
                    <author order="1">Obr M</author>
                    <author order="2">Ricana CL</author>
                    <author order="3">Nikulin N</author>
                    <author order="4">Feathers JR</author>
                    <author order="5">Klanschnig M</author>
                    <author order="6">Thader A</author>
                    <author order="7">Johnson MC</author>
                    <author order="8">Vogt VM</author>
                    <author order="9">Schur FKM</author>
                    <author order="10">Dick RA</author>
                    <title>Structure of the mature Rous sarcoma virus lattice reveals a role for IP6 in the formation of the capsid hexamer.</title>
                    <journal_abbreviation>Nat Commun</journal_abbreviation>
                    <country>UK</country>
                    <volume>12</volume>
                    <first_page>3226</first_page>
                    <last_page>3226</last_page>
                    <year>2021</year>
                    <external_references type="PUBMED">34050170</external_references>
                    <external_references type="DOI">doi:10.1038/s41467-021-23506-0</external_references>
                    <external_references type="ISSN">2041-1723</external_references>
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    <sample>
        <name>Rous sarcoma virus - Prague C</name>
        <supramolecule_list>
            <virus_supramolecule supramolecule_id="1">
                <name>Rous sarcoma virus - Prague C</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <sci_species_name ncbi="11888">Rous sarcoma virus - Prague C</sci_species_name>
                <host_system database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                    <recombinant_strain>BL21-DE3</recombinant_strain>
                </host_system>
                <virus_shell shell_id="1">
                    <name>CANC polyhedra</name>
                </virus_shell>
                <virus_type>VIRUS-LIKE PARTICLE</virus_type>
                <virus_isolate>OTHER</virus_isolate>
                <virus_enveloped>false</virus_enveloped>
                <virus_empty>true</virus_empty>
            </virus_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>RSV capsid protein</name>
                <natural_source database="NCBI">
                    <organism ncbi="11888">Rous sarcoma virus - Prague C</organism>
                </natural_source>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="469008">Escherichia coli BL21(DE3)</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>PVVIKTEGPAWTPLEPKLITRLADTVRTKGLRSPITMAEVEALMSSPLLPHDVTNLMRVILGPAPYALWMDAWGVQLQTV
IAAATRDPRHPANGQGRGERTNLNRLKGLADGMVGNPQGQAALLRPGELVAITASALQAFREVARLAEPAGPWADIMQGP
SESFVDFANRLIKAVEGSDLPPSARAPVIIDCFRQKSQPDIQQLIRTAPSTLTTPGEIIKYVLDRQKTA</string>
                </sequence>
            </protein_or_peptide>
        </macromolecule_list>
    </sample>
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        <structure_determination structure_determination_id="1">
            <method>tomography</method>
            <aggregation_state>particle</aggregation_state>
            <specimen_preparation_list>
                <tomography_preparation preparation_id="1">
                    <buffer>
                        <ph>6.2</ph>
                        <component>
                            <concentration units="mM">20.0</concentration>
                            <formula>MES</formula>
                            <name>2-(N-morpholino)ethanesulfonic acid</name>
                        </component>
                        <component>
                            <concentration units="mM">100.0</concentration>
                            <formula>NaCl</formula>
                            <name>sodium chloride</name>
                        </component>
                        <component>
                            <concentration units="nM">2.0</concentration>
                            <formula>TCEP</formula>
                            <name>tris(2-carboxyethyl)phosphine</name>
                        </component>
                        <component>
                            <concentration units="microM">100.0</concentration>
                            <formula>IP6</formula>
                            <name>inositol hexakisphosphate</name>
                        </component>
                    </buffer>
                    <grid>
                        <model>C-flat-2/2</model>
                        <material>COPPER</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>
                            <atmosphere>AIR</atmosphere>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">302</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                        <details>2.5 seconds blotting time. </details>
                    </vitrification>
                    <fiducial_markers_list>
                        <fiducial_marker>
                            <manufacturer>Aurion</manufacturer>
                            <diameter units="nanometer">10</diameter>
                        </fiducial_marker>
                    </fiducial_markers_list>
                    <sectioning>
                        <other_sectioning>NO SECTIONING</other_sectioning>
                    </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">100.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">1.5</nominal_defocus_min>
                    <nominal_defocus_max units="µm">4.0</nominal_defocus_max>
                    <nominal_magnification>105000.0</nominal_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <alignment_procedure>
                        <zemlin_tableau />
                    </alignment_procedure>
                    <specialist_optics>
                        <energy_filter>
                            <name>GIF Quantum LS</name>
                            <slit_width units="eV">20</slit_width>
                        </energy_filter>
                    </specialist_optics>
                    <details>Areas of interest for high-resolution data collection were identified in low magnification montages. Prior to tomogram acquisition, gain references were acquired and the filter was fully tuned. Microscope tuning was performed using the FEI AutoCTF software. The ilumination mode used during acquisition was nanoprobe.</details>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K2 QUANTUM (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>1-10</frames_per_image>
                            </digitization_details>
                            <number_grids_imaged>1</number_grids_imaged>
                            <average_exposure_time units="s">1.4</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">3.5</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>4.9</version>
                        </software>
                    </software_list>
                    <number_images_used>44</number_images_used>
                </final_reconstruction>
                <ctf_correction>
                    <details>The deposited tomogram is not ctf-corrected</details>
                </ctf_correction>
            </tomography_processing>
        </structure_determination>
    </structure_determination_list>
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            <sec>105</sec>
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            <x>463</x>
            <y>463</y>
            <z>105</z>
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        <cell>
            <a units="Å">4918.1714</a>
            <b units="Å">4918.1714</b>
            <c units="Å">1115.352</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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            <minimum>-601.0</minimum>
            <maximum>447.0</maximum>
            <average>9.224975</average>
            <std>33.765217</std>
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            <x units="Å">10.6224</x>
            <y units="Å">10.6224</y>
            <z units="Å">10.6224</z>
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            <contour primary="true">
                <source>AUTHOR</source>
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        </contour_list>
        <label>::::EMDATABANK.org::::EMD-12774::::</label>
        <annotation_details>Example tomogram of mature RSV CANC CLPs</annotation_details>
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