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            <update>2025-05-21</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)</funding_body>
                <code>GM082946-07S1, 229</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>GM082946</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)</funding_body>
                <code>5T32AI007110-34</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Cancer Institute (NIH/NCI)</funding_body>
                <code>CA029303</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>U24GM116792</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>Single particle cryo-EM structure determination of the LuIII capsid protein</title>
        <authors_list>
            <author>Pittman NC</author>
            <author>Agbandje-McKenna M</author>
        </authors_list>
        <keywords>Parvoviridae, VP2 capsid protein, VIRUS LIKE PARTICLE</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Pittman N</author>
                    <author order="2">Misseldine A</author>
                    <author order="3">Geilen L</author>
                    <author order="4">Halder S</author>
                    <author order="5">Smith JK</author>
                    <author order="6">Kurian J</author>
                    <author order="7">Chipman P</author>
                    <author order="8">Janssen M</author>
                    <author order="9">Mckenna R</author>
                    <author order="10">Baker TS</author>
                    <author order="11">D'Abramo A</author>
                    <author order="12">Cotmore S</author>
                    <author order="13">Tattersall P</author>
                    <author order="14">Agbandje-McKenna M</author>
                    <title>Atomic Resolution Structure of the Oncolytic Parvovirus LuIII by Electron Microscopy and 3D Image Reconstruction.</title>
                    <journal_abbreviation>Viruses</journal_abbreviation>
                    <country>CH</country>
                    <volume>9</volume>
                    <year>2017</year>
                    <external_references type="PUBMED">29084163</external_references>
                    <external_references type="DOI">doi:10.3390/v9110321</external_references>
                    <external_references type="ISSN">1999-4915</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
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            <pdb_reference>
                <pdb_id>6b9q</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>LuIII virus</name>
        <supramolecule_list>
            <virus_supramolecule supramolecule_id="1">
                <name>LuIII virus</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <details>Overexpression of VP2 in Sf9 cells</details>
                <sci_species_name ncbi="35339">LuIII virus</sci_species_name>
                <natural_host database="NCBI">
                    <organism ncbi="32644">unidentified</organism>
                </natural_host>
                <molecular_weight>
                    <theoretical units="MDa">3.9</theoretical>
                </molecular_weight>
                <virus_shell shell_id="1">
                    <name>VP</name>
                    <diameter units="Å">280.0</diameter>
                    <triangulation>1</triangulation>
                </virus_shell>
                <virus_type>VIRUS-LIKE PARTICLE</virus_type>
                <virus_isolate>SPECIES</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>Capsid protein VP2</name>
                <natural_source database="NCBI">
                    <organism ncbi="35339">Parvovirus LuIII</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.065489953</theoretical>
                </molecular_weight>
                <number_of_copies>60</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSDGTDQSDSGNAVQSAARVERAADGPGGSGGGGSGGGGVGVSTGSYDNQTHYKFLGDGWVEITAYSTRMVHLNMPKSEN
YCRVRVHNTNDTGTASHMAMDDAHEQIWTPWSLVDANAWGVWFQPSDWQYISNNMIHINLHSLDQELFNVVIKTVTEQNT
GAEAIKVYNNDLTAAMMVALDSNNILPYTPAIDNQETLGFYPWKPTIPSPYRYYFSCDRNLSVTYKDEAGTITDTMGLAS
GLNSQFFTIENTQRINLLRTGDEYATGTYYFDTEPIRLTHTWQTNRHLGQPPQITELPSSDTANATLTARGYRSGLTQIQ
GRNDVTEATRVRPAQVGFCQPHDNFETSRAGPFKVPVVPADITQGLDHDANGSLRYTYDKQHGQSWASQNNKDRYTWDAV
NYDSGRWTNNCFIQSVPFTSEPNANQILTNRDNLAGKTDIHFTNAFNSYGPLTAFPHPAPIYPQGQIWDKELDLEHKPRL
HTQAPFVCKNNAPGQLLVRLAPNLTDQYDPNSSNLSRIVTYGTFFWKGKLTLKAKMRPNATWNPVFQISATNQGTNDYMS
IERWLPTATGNITNVPLLSRPVARNTY</string>
                    <external_references type="UNIPROTKB">P36310</external_references>
                </sequence>
            </protein_or_peptide>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>singleParticle</method>
            <aggregation_state>particle</aggregation_state>
            <specimen_preparation_list>
                <single_particle_preparation preparation_id="1">
                    <concentration units="mg/mL">0.75</concentration>
                    <buffer>
                        <ph>7.5</ph>
                        <component>
                            <concentration units="M">0.1</concentration>
                            <formula>C4H11NO3</formula>
                            <name>Tris</name>
                        </component>
                        <component>
                            <concentration units="M">0.5</concentration>
                            <formula>NaCl</formula>
                            <name>sodium chloride</name>
                        </component>
                        <component>
                            <concentration units="M">0.002</concentration>
                            <formula>MgCl2</formula>
                            <name>magnesium chloride</name>
                        </component>
                        <component>
                            <concentration units="M">0.008</concentration>
                            <formula>CaCl2</formula>
                            <name>calcium chloride</name>
                        </component>
                    </buffer>
                    <grid>
                        <model>Quantifoil R2/4</model>
                        <material>COPPER</material>
                        <mesh>200</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>CONTINUOUS</film_topology>
                            <film_thickness>2.0</film_thickness>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">95</chamber_humidity>
                        <chamber_temperature units="K">277</chamber_temperature>
                    </vitrification>
                    <details>This sample was monodisperse.</details>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_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>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <specialist_optics>
                        <energy_filter>
                            <name>GIF post-column filter</name>
                        </energy_filter>
                    </specialist_optics>
                    <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>
                                <frames_per_image>2-30</frames_per_image>
                            </digitization_details>
                            <average_electron_dose_per_image units="e/Å^2">1.5</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <particle_selection>
                    <number_selected>20142</number_selected>
                </particle_selection>
                <ctf_correction>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
                </ctf_correction>
                <startup_model type_of_model="OTHER">
                    <details>Ab initio random model calculation by AUTO3DEM</details>
                </startup_model>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">3.17</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>Auto3DEM</name>
                        </software>
                    </software_list>
                    <number_images_used>18134</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>RANDOM ASSIGNMENT</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>PROJECTION MATCHING</type>
                    <projection_matching_processing/>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
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        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>359</col>
            <row>359</row>
            <sec>359</sec>
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        <origin>
            <col>-179</col>
            <row>-179</row>
            <sec>-179</sec>
        </origin>
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            <x>359</x>
            <y>359</y>
            <z>359</z>
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        <cell>
            <a units="Å">381.976</a>
            <b units="Å">381.976</b>
            <c units="Å">381.976</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
        </cell>
        <axis_order>
            <fast>Y</fast>
            <medium>X</medium>
            <slow>Z</slow>
        </axis_order>
        <statistics>
            <minimum>-7.755486</minimum>
            <maximum>14.711995</maximum>
            <average>-0.000000002758523</average>
            <std>1.0</std>
        </statistics>
        <pixel_spacing>
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            <y units="Å">1.064</y>
            <z units="Å">1.064</z>
        </pixel_spacing>
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            <contour primary="true">
                <level>1.0</level>
                <source>AUTHOR</source>
            </contour>
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        <label>::::EMDATABANK.org::::EMD-7071::::</label>
        <annotation_details>The capsid structure for the oncolytic parvovirus LuIII determined by single-particle electron microscopy to 3.17 Angstrom resolution</annotation_details>
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