<?xml version="1.0" encoding="UTF-8"?>
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    <admin>
        <current_status>
            <date>2024-11-06</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2020-10-29</deposition>
            <header_release>2021-08-25</header_release>
            <map_release>2021-08-25</map_release>
            <update>2024-11-06</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Biotechnology and Biological Sciences Research Council (BBSRC)</funding_body>
                <code>BBS/E/J/000PR9794</code>
                <country>United Kingdom</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Biotechnology and Biological Sciences Research Council (BBSRC)</funding_body>
                <code>BB/L014130/1</code>
                <country>United Kingdom</country>
            </grant_reference>
            <grant_reference>
                <funding_body>John Innes Foundation</funding_body>
                <code>None</code>
                <country>United Kingdom</country>
            </grant_reference>
        </grant_support>
        <title>Nudaurelia capensis omega virus procapsid: virus-like particles expressed in Nicotiana benthamiana</title>
        <authors_list>
            <author>Castells-Graells R</author>
            <author>Ribeiro JRS</author>
        </authors_list>
        <keywords>ICOSAHEDRAL VIRUS, AUTO-CATALYTIC CLEAVAGE, VIRUS MATURATION, TRANSIENT EXPRESSION, VIRUS LIKE PARTICLE</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0002-3985-6194" order="1">Castells-Graells R</author>
                    <author order="2">Ribeiro JRS</author>
                    <author order="3">Domitrovic T</author>
                    <author ORCID="0000-0002-4522-0061" order="4">Hesketh EL</author>
                    <author ORCID="0000-0001-6168-0060" order="5">Scarff CA</author>
                    <author ORCID="0000-0001-9782-3721" order="6">Johnson JE</author>
                    <author ORCID="0000-0002-3640-5275" order="7">Ranson NA</author>
                    <author ORCID="0000-0002-7637-4303" order="8">Lawson DM</author>
                    <author ORCID="0000-0003-0700-906X" order="9">Lomonossoff GP</author>
                    <title>Plant-expressed virus-like particles reveal the intricate maturation process of a eukaryotic virus.</title>
                    <journal_abbreviation>Commun Biol</journal_abbreviation>
                    <country>UK</country>
                    <volume>4</volume>
                    <first_page>619</first_page>
                    <last_page>619</last_page>
                    <year>2021</year>
                    <external_references type="PUBMED">34031522</external_references>
                    <external_references type="DOI">doi:10.1038/s42003-021-02134-w</external_references>
                    <external_references type="ISSN">2399-3642</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7ata</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Nudaurelia capensis omega virus</name>
        <supramolecule_list>
            <virus_supramolecule supramolecule_id="1">
                <name>Nudaurelia capensis omega virus</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <details>The codon-optimized sequence was transiently expressed in Nicotiana benthamiana</details>
                <sci_species_name ncbi="12541">Nudaurelia capensis omega virus</sci_species_name>
                <natural_host database="NCBI">
                    <organism ncbi="2059211">Gonimbrasia cytherea</organism>
                </natural_host>
                <molecular_weight>
                    <theoretical units="MDa">16.76</theoretical>
                </molecular_weight>
                <virus_shell shell_id="1">
                    <name>coat</name>
                    <diameter units="Å">480.0</diameter>
                    <triangulation>4</triangulation>
                </virus_shell>
                <virus_type>VIRUS-LIKE PARTICLE</virus_type>
                <virus_isolate>OTHER</virus_isolate>
                <virus_enveloped>false</virus_enveloped>
                <virus_empty>false</virus_empty>
            </virus_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>p70</name>
                <natural_source database="NCBI">
                    <organism ncbi="12541">Nudaurelia capensis omega virus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.062094828</theoretical>
                </molecular_weight>
                <number_of_copies>4</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="4100">Nicotiana benthamiana</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MDSNSASGKRRSRNVRIAANTVNVAPKQRQARGRRARSRANNIDNVTAAAQELGQSLDANVITFPTNVATMPEFRSWARG
KLDIDQDSIGWYFKYLDPAGATESARAVGEYSKIPDGLVKFSVDAEIREIYNEECPTVSDASIPLDGAQWSLSIISYPMF
RTAYFAVANVDNKEISLDVTNDLIVWLNNLASWRDVVDSGQWFTFSDDPTWFVRIRVLHPTYDLPDPTEGLLRTVSDYRL
TYKSITCEANMPTLVDQGFWIGGHYALTPIATTQNAVEGSGFVHPFNVTRPGIAAGVTLTWASMPPGGSAPSGDPAWIPD
STTQFQWRHGGFDAPTGVITYTIPRGYTMQYFDTTTNEWNGFANPDDVVTFGQTGGAAGTNATITITAPTVTLTILATTT
SAANVINFRNLDAETTAASNRSEVPLPPLTFGQTAPNNPKIEQTLVKDTLGSYLVHSKMRNPVFQLTPASSFGAISFTNP
GFDRNLDLPGFGGIRDSLDVNMSTAVCHFRSLSKSCSIVTKTYQGWEGVTNVNTPFGQFAHSGLLKNDEILCLADDLATR
LTGVYGATDN</string>
                    <external_references type="UNIPROTKB">Q4TVS9</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>p70</name>
                <natural_source database="NCBI">
                    <organism ncbi="12541">Nudaurelia capensis omega virus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.007815101999999999</theoretical>
                </molecular_weight>
                <number_of_copies>4</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="4100">Nicotiana benthamiana</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>FAAAVLAFAANMLTSVLKSEATTSVIKELGNQATGLANQGLARLPGLLASIPGKIAARVRARRDRRRAARMNNN</string>
                    <external_references type="UNIPROTKB">Q4TVS9</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">0.3</concentration>
                    <buffer>
                        <ph>7.6</ph>
                    </buffer>
                    <grid>
                        <material>COPPER</material>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <time units="s">30</time>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                    </vitrification>
                </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>
                    <c2_aperture_diameter units="µm">70.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">0.7000000000000001</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.7</nominal_defocus_max>
                    <nominal_magnification>75000.0</nominal_magnification>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>FEI FALCON III (4k x 4k)</film_or_detector_model>
                            <detector_mode>INTEGRATING</detector_mode>
                            <number_grids_imaged>1</number_grids_imaged>
                            <number_real_images>8554</number_real_images>
                            <average_exposure_time units="s">1.5</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">72.0</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>
                <startup_model type_of_model="PDB ENTRY">
                    <pdb_model>
                        <pdb_id>6ANM</pdb_id>
                    </pdb_model>
                </startup_model>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>I</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">6.63</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.1</version>
                        </software>
                    </software_list>
                    <number_images_used>5426</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.1</version>
                        </software>
                    </software_list>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.1</version>
                        </software>
                    </software_list>
                </final_angle_assignment>
                <final_three_d_classification>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.1</version>
                        </software>
                    </software_list>
                </final_three_d_classification>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="45563">
        <file>emd_11911.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>225</col>
            <row>225</row>
            <sec>225</sec>
        </dimensions>
        <origin>
            <col>38</col>
            <row>38</row>
            <sec>38</sec>
        </origin>
        <spacing>
            <x>225</x>
            <y>225</y>
            <z>225</z>
        </spacing>
        <cell>
            <a units="Å">479.25003</a>
            <b units="Å">479.25003</b>
            <c units="Å">479.25003</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
        </cell>
        <axis_order>
            <fast>Z</fast>
            <medium>Y</medium>
            <slow>X</slow>
        </axis_order>
        <statistics>
            <minimum>-0.063345045</minimum>
            <maximum>0.108826414</maximum>
            <average>-0.000000000000108</average>
            <std>0.009031488</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">2.13</x>
            <y units="Å">2.13</y>
            <z units="Å">2.13</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.007</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-11911::::</label>
        <annotation_details>Density improved map from phenix.resolve_cryo_em at 6.63 Ang resolution</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>7ANM</access_code>
                    <chain>
                        <source_name>PDB</source_name>
                        <initial_model_type>experimental model</initial_model_type>
                    </chain>
                </initial_model>
                <refinement_protocol>OTHER</refinement_protocol>
                <details>The model was built and refined against a density modified map generated using phenix.resolve_cryo_em. This used the Relion half maps as inputs and improved the resolution to 6.6 Angstrom.</details>
                <target_criteria>Correlation coefficient</target_criteria>
                <refinement_space>REAL</refinement_space>
                <overall_bvalue>105.799999999999997</overall_bvalue>
            </modelling>
        </modelling_list>
        <segmentation_list>
            <segmentation>
                <file>emd_11911_msk_1.map</file>
            </segmentation>
        </segmentation_list>
        <additional_map_list>
            <additional_map format="CCP4" size_kbytes="108001">
                <file>emd_11911_additional_1.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>300</col>
                    <row>300</row>
                    <sec>300</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>300</x>
                    <y>300</y>
                    <z>300</z>
                </spacing>
                <cell>
                    <a units="Å">639.00006</a>
                    <b units="Å">639.00006</b>
                    <c units="Å">639.00006</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>-0.034437735</minimum>
                    <maximum>0.070338316</maximum>
                    <average>0.00092380034</average>
                    <std>0.009104381</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">2.13</x>
                    <y units="Å">2.13</y>
                    <z units="Å">2.13</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-11911::::</label>
                <annotation_details>Postprocessed map from Relion at 7.1 Ang resolution</annotation_details>
            </additional_map>
        </additional_map_list>
        <half_map_list>
            <half_map format="CCP4" size_kbytes="108001">
                <file>emd_11911_half_map_1.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>300</col>
                    <row>300</row>
                    <sec>300</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>300</x>
                    <y>300</y>
                    <z>300</z>
                </spacing>
                <cell>
                    <a units="Å">639.00006</a>
                    <b units="Å">639.00006</b>
                    <c units="Å">639.00006</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>-0.01794211</minimum>
                    <maximum>0.0476437</maximum>
                    <average>0.0009074645</average>
                    <std>0.007855494</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">2.13</x>
                    <y units="Å">2.13</y>
                    <z units="Å">2.13</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-11911::::</label>
                <annotation_details>Refine3D half map 1 from Relion at 7.52 Ang resolution</annotation_details>
            </half_map>
            <half_map format="CCP4" size_kbytes="108001">
                <file>emd_11911_half_map_2.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>300</col>
                    <row>300</row>
                    <sec>300</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>300</x>
                    <y>300</y>
                    <z>300</z>
                </spacing>
                <cell>
                    <a units="Å">639.00006</a>
                    <b units="Å">639.00006</b>
                    <c units="Å">639.00006</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>-0.018359214</minimum>
                    <maximum>0.04793158</maximum>
                    <average>0.0009401362</average>
                    <std>0.00787254</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">2.13</x>
                    <y units="Å">2.13</y>
                    <z units="Å">2.13</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-11911::::</label>
                <annotation_details>Refine3D half map 2 from Relion at 7.52 Ang resolution</annotation_details>
            </half_map>
        </half_map_list>
    </interpretation>
</emd>
