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    <admin>
        <current_status>
            <date>2024-07-10</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2021-01-06</deposition>
            <header_release>2021-03-10</header_release>
            <map_release>2021-03-10</map_release>
            <update>2024-07-10</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Grant Agency of the Czech Republic</funding_body>
                <code>GX19-25982X</code>
                <country>Czech Republic</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Ministry of Education (MoE, Czech Republic)</funding_body>
                <code>LM2011033</code>
                <country>Czech Republic</country>
            </grant_reference>
        </grant_support>
        <title>Kashmir bee virus empty particle at acidic pH</title>
        <authors_list>
            <author>Mukhamedova L</author>
            <author>Plevka P</author>
        </authors_list>
        <keywords>Viruses, Riboviria, Orthornavirae, Pisuviricota, Pisoniviricetes, Picornavirales, Dicistroviridae, Aparavirus, Kashmir Bee Virus, VIRUS</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Mukhamedova L</author>
                    <author order="2">Fuzik T</author>
                    <author order="3">Novacek J</author>
                    <author order="4">Hrebik D</author>
                    <author order="5">Pridal A</author>
                    <author order="6">Marti GA</author>
                    <author order="7">Guerin DMA</author>
                    <author order="8">Plevka P</author>
                    <title>Virion structure and in vitro genome release mechanism of dicistrovirus Kashmir bee virus.</title>
                    <journal_abbreviation>J.Virol.</journal_abbreviation>
                    <country>US</country>
                    <volume>95</volume>
                    <year>2021</year>
                    <external_references type="PUBMED">33658338</external_references>
                    <external_references type="DOI">doi:10.1128/JVI.01950-20</external_references>
                    <external_references type="ISSN">1098-5514</external_references>
                    <external_references type="CSD">0825</external_references>
                    <external_references type="ASTM">JOVIAM</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-12137</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-12182</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-12173</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-12155</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-12167</emdb_id>
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                    <other>other EM volume</other>
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            <emdb_reference>
                <emdb_id>EMD-12168</emdb_id>
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        </emdb_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7be9</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Kashmir bee virus</name>
        <supramolecule_list>
            <virus_supramolecule supramolecule_id="1">
                <name>Kashmir bee virus</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <sci_species_name ncbi="68876">Kashmir bee virus</sci_species_name>
                <natural_host database="NCBI">
                    <organism ncbi="7460">Apis mellifera</organism>
                </natural_host>
                <molecular_weight>
                    <theoretical units="MDa">5.932</theoretical>
                </molecular_weight>
                <virus_shell shell_id="1">
                    <name>Full virus</name>
                    <diameter units="Å">350.0</diameter>
                    <triangulation>3</triangulation>
                </virus_shell>
                <virus_type>VIRION</virus_type>
                <virus_isolate>STRAIN</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>Structural polyprotein</name>
                <natural_source database="NCBI">
                    <organism ncbi="68876">Kashmir bee virus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.022735377</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>ENTISFFDSGDPERMNNEALMRGCGEQIVNLRPLLRTFRTINDNWSLAANTKTPITDLTNTADAEGRDYMSYLSFLYRFY
RGGRRYKFFNTTPLKQSQTCYVRSFLIPRNYTADEINTDGPSHITYPVINPVHEVEVPFYSQYRKIPIASTSDKGYDSSL
MYYTNVGTQQIVARAGNDDFTFGWMIGTPQLQGITKEV</string>
                    <external_references type="UNIPROTKB">Q80AG2</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>Structural polyprotein</name>
                <natural_source database="NCBI">
                    <organism ncbi="68876">Kashmir bee virus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.031920127</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>SKPRNQNQVMPYQNVPGWGYSLYKGIDMSVPLAYDPNNELGDLRDVFPSAVDEMAIGYVCGNPAIKHVLTWSTTDVVQNP
ISNGDDWGGVIPVGMPCYSKTIRAVKGATSTSKTEVMDPAPCEYVANLFSYWRATMCYRITVVKTAFHTGRLEIFFEPGS
IPTVRTADNLGPDQTQLNGTIAPSDNNYKYILDLTNDTEVTIKVPYVSNKMFMKTVGIYGAHDEDNWNFDESFTGFLCIR
PITKLMAPDTVSQKVSIVVWKWAEDVVVVEPKPLTSGPTQVYNPPAVA</string>
                    <external_references type="UNIPROTKB">Q80AG2</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>Structural polyprotein</name>
                <natural_source database="NCBI">
                    <organism ncbi="68876">Kashmir bee virus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.021998068</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>SIIQFLQRPVLIDNIEIVAGTTADNNTALSRYVLDRTNPQKYIKQWTLPSTVLKAGGKAQKLANFKYLRCDVQVKIVLNA
NPFIAGRLYLAYSPYDDKVAPERRIIYTSRAGVTGYPGVELDFQLDNSVEMTIPYASFQEAYDLVSGNEDFVQLYLFTIA
PVLGPSAESANSKVDLSVYMWLDNISLVIPTYRLNP</string>
                    <external_references type="UNIPROTKB">Q80AG2</external_references>
                </sequence>
            </protein_or_peptide>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>singleParticle</method>
            <aggregation_state>tissue</aggregation_state>
            <specimen_preparation_list>
                <single_particle_preparation preparation_id="1">
                    <concentration units="mg/mL">2.5</concentration>
                    <buffer>
                        <ph>6.0</ph>
                    </buffer>
                    <grid>
                        <model>Quantifoil</model>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>HOLEY</film_topology>
                        </support_film>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">277.15</chamber_temperature>
                        <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">50.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">0.2</nominal_defocus_min>
                    <calibrated_defocus_min units="µm">0.214</calibrated_defocus_min>
                    <nominal_defocus_max units="µm">1.8</nominal_defocus_max>
                    <calibrated_defocus_max units="µm">4.134</calibrated_defocus_max>
                    <nominal_magnification>75000.0</nominal_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <temperature>
                        <temperature_min units="K">103.15</temperature_min>
                        <temperature_max units="K">108.15</temperature_max>
                    </temperature>
                    <alignment_procedure>
                        <zemlin_tableau/>
                    </alignment_procedure>
                    <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>
                            <digitization_details>
                                <dimensions>
                                    <width units="pixel">4096</width>
                                    <height units="pixel">4096</height>
                                </dimensions>
                            </digitization_details>
                            <number_grids_imaged>1</number_grids_imaged>
                            <number_real_images>8193</number_real_images>
                            <average_exposure_time units="s">1.0</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">94.0</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="EMDB MAP">
                    <emdb_id>EMD-4115</emdb_id>
                </startup_model>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>I</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">4.2</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0</version>
                        </software>
                    </software_list>
                    <number_images_used>2366</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0</version>
                        </software>
                    </software_list>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0</version>
                        </software>
                    </software_list>
                </final_angle_assignment>
                <final_three_d_classification>
                    <number_classes>5</number_classes>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.0</version>
                        </software>
                    </software_list>
                </final_three_d_classification>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <file>emd_12154.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>340</col>
            <row>340</row>
            <sec>340</sec>
        </dimensions>
        <origin>
            <col>-170</col>
            <row>-170</row>
            <sec>-170</sec>
        </origin>
        <spacing>
            <x>340</x>
            <y>340</y>
            <z>340</z>
        </spacing>
        <cell>
            <a units="Å">363.80002</a>
            <b units="Å">363.80002</b>
            <c units="Å">363.80002</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>-0.03555359</minimum>
            <maximum>0.04846256</maximum>
            <average>0.00039164687</average>
            <std>0.005160185</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">1.07</x>
            <y units="Å">1.07</y>
            <z units="Å">1.07</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.013</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-12154::::</label>
        <annotation_details>KBV empty particle at acidic pH</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>5CDC</access_code>
                    <chain>
                        <source_name>PDB</source_name>
                        <initial_model_type>experimental model</initial_model_type>
                    </chain>
                </initial_model>
                <refinement_protocol>RIGID BODY FIT</refinement_protocol>
                <target_criteria>Cross- correlation</target_criteria>
                <refinement_space>REAL</refinement_space>
                <overall_bvalue>61.479999999999997</overall_bvalue>
            </modelling>
        </modelling_list>
    </interpretation>
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