<emd emdb_id="EMD-6387" version="3.0.1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="https://github.com/emdb-empiar/emdb-schemas/blob/master/v3/v3_0_1_1/emdb_relaxed.xsd">
    <admin>
        <current_status>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2015-07-17</deposition>
            <header_release>2015-09-23</header_release>
            <map_release>2016-04-20</map_release>
            <update>2016-04-20</update>
        </key_dates>
        <title>A new view of essential vertex proteins on herpesvirus capsids observed inside intact virions</title>
        <authors_list>
            <author>Huet A</author>
            <author>Makhov AM</author>
            <author>Huffman JB</author>
            <author>Vos M</author>
            <author>Homa FL</author>
            <author>Conway JF</author>
        </authors_list>
        <keywords>Pseudorabies virus, PRV, capsid, virion, CVSC, pUL17, pUL25, pUL36</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Huet A</author>
                    <author order="2">Makhov AM</author>
                    <author order="3">Huffman JB</author>
                    <author order="4">Vos MR</author>
                    <author order="5">Homa F</author>
                    <author order="6">Conway JF</author>
                    <title>Extensive subunit contacts underpin herpesvirus capsid stability and interior-to-exterior allostery.</title>
                    <journal>Nat.Struct.Mol.Biol.</journal>
                    <year>2016</year>
                    <external_references type="DOI">doi:10.1038/nsmb.3212</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
    <sample>
        <name>Capsid of pseudorabies virus imaged in intact virions</name>
        <supramolecule_list>
            <sample_supramolecule supramolecule_id="1000">
                <name>Capsid of pseudorabies virus imaged in intact virions</name>
                <oligomeric_state>Icosahedral T=16</oligomeric_state>
                <number_unique_components>1</number_unique_components>
                <molecular_weight>
                    <experimental units="MDa">200</experimental>
                    <theoretical units="MDa">200</theoretical>
                </molecular_weight>
            </sample_supramolecule>
            <virus_supramolecule supramolecule_id="1">
                <name>Suid herpesvirus 1</name>
                <details>Native Becker</details>
                <sci_species_name ncbi="10345">Suid herpesvirus 1</sci_species_name>
                <natural_host database="NCBI">
                    <organism ncbi="9823">Sus scrofa</organism>
                    <synonym_organism>VERTEBRATES</synonym_organism>
                </natural_host>
                <host_system database="NCBI">
                    <recombinant_organism ncbi="9534">Chlorocebus aethiops</recombinant_organism>
                    <recombinant_cell>green monkey kidney (Vero) cells</recombinant_cell>
                </host_system>
                <molecular_weight>
                    <experimental units="MDa">200</experimental>
                    <theoretical units="MDa">200</theoretical>
                </molecular_weight>
                <virus_shell shell_id="1">
                    <diameter units="&#8491;">1250</diameter>
                    <triangulation>16</triangulation>
                </virus_shell>
                <virus_type>VIRION</virus_type>
                <virus_isolate>SPECIES</virus_isolate>
                <virus_enveloped>true</virus_enveloped>
                <virus_empty>false</virus_empty>
            </virus_supramolecule>
        </supramolecule_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">
                    <grid>
                        <details>Quantifoil R2/1</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">90</chamber_humidity>
                        <chamber_temperature units="K">120</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                        <method>6 second blot</method>
                    </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>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="&#181;m">1.0</nominal_defocus_min>
                    <nominal_defocus_max units="&#181;m">5.0</nominal_defocus_max>
                    <nominal_magnification>75000.0</nominal_magnification>
                    <calibrated_magnification>81000.0</calibrated_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <alignment_procedure>
                        <legacy>
                            <astigmatism>Objective lens astigmatism was corrected at 75,000x magnification.</astigmatism>
                        </legacy>
                    </alignment_procedure>
                    <details>Nanoprobe</details>
                    <date>2013-04-14</date>
                    <image_recording_list>
                        <image_recording>
                            <film_or_detector_model category="CCD">FEI FALCON II (4k x 4k)</film_or_detector_model>
                            <digitization_details>
                                <sampling_interval units="&#181;m">14</sampling_interval>
                            </digitization_details>
                            <number_real_images>32956</number_real_images>
                            <average_electron_dose_per_image units="e/&#8491;^2">30</average_electron_dose_per_image>
                            <details>2 second exposures; no use of movie mode</details>
                        </image_recording>
                    </image_recording_list>
                    <specimen_holder>Nitrogen cooled</specimen_holder>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <details>Manual selection, processing with AUTO3DEM</details>
                <ctf_correction>
                    <details>By micrograph</details>
                </ctf_correction>
                <final_reconstruction>
                    <algorithm>OTHER</algorithm>
                    <resolution res_type="BY AUTHOR" units="&#8491;">7.2</resolution>
                    <resolution_method>OTHER</resolution_method>
                    <software_list>
                        <software>
                            <name>AUTO3DEM, CTFFIND3</name>
                        </software>
                    </software_list>
                    <details>Final map calculated from 25637 images of capsids inside virions. Resolution was verified by comparing cryoEM data with band-limited renditions of the HSV VP5 upper domain fragment, PDB 1NO7.</details>
                    <number_images_used>13242</number_images_used>
                </final_reconstruction>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="820685">
        <file>emd_6387.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS SIGNED INTEGER (2 BYTES)</data_type>
        <dimensions>
            <col>749</col>
            <row>749</row>
            <sec>749</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>749</x>
            <y>749</y>
            <z>749</z>
        </spacing>
        <cell>
            <a units="&#8491;">1617.8401</a>
            <b units="&#8491;">1617.8401</b>
            <c units="&#8491;">1617.8401</c>
            <alpha units="deg">90.000084</alpha>
            <beta units="deg">90.000084</beta>
            <gamma units="deg">90.000084</gamma>
        </cell>
        <axis_order>
            <fast>X</fast>
            <medium>Y</medium>
            <slow>Z</slow>
        </axis_order>
        <statistics>
            <minimum>-17559.0</minimum>
            <maximum>32443.0</maximum>
            <average>1084.363403320000089</average>
            <std>3472.1518554700001</std>
        </statistics>
        <pixel_spacing>
            <x units="&#8491;">2.16</x>
            <y units="&#8491;">2.16</y>
            <z units="&#8491;">2.16</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>8000.0</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <annotation_details>Reconstruction of pseudorabies virus capsid imaged inside virions</annotation_details>
        <details>::::EMDATABANK.org::::EMD-6387::::</details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>1NO7</access_code>
                    <chain>
                        <chain_id>A</chain_id>
                    </chain>
                </initial_model>
                <refinement_protocol>RIGID BODY FIT</refinement_protocol>
                <software_list>
                    <software>
                        <name>Chimera</name>
                    </software>
                </software_list>
                <details>Manual docking</details>
                <refinement_space>REAL</refinement_space>
            </modelling>
        </modelling_list>
        <figure_list>
            <figure>
                <file>emd_6387.tif</file>
            </figure>
            <figure>
                <file>emd_6387_1.tif</file>
            </figure>
        </figure_list>
    </interpretation>
</emd>