<emd emdb_id="EMD-5487" 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>2012-08-25</deposition>
            <header_release>2012-09-12</header_release>
            <map_release>2012-09-12</map_release>
            <update>2012-11-21</update>
        </key_dates>
        <title>Rotavirus VP6 protein</title>
        <authors_list>
            <author>Campbell MG</author>
            <author>Cheng A</author>
            <author>Brilot AF</author>
            <author>Moeller A</author>
            <author>Lyumkis D</author>
            <author>Veesler D</author>
            <author>Pan J</author>
            <author>Harrison SC</author>
            <author>Potter CS</author>
            <author>Carragher B</author>
            <author>Grigorieff N</author>
        </authors_list>
        <keywords>virus coat protein</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Campbell MG</author>
                    <author order="2">Cheng A</author>
                    <author order="3">Brilot AF</author>
                    <author order="4">Moeller A</author>
                    <author order="5">Lyumkis D</author>
                    <author order="6">Veesler D</author>
                    <author order="7">Pan J</author>
                    <author order="8">Harrison SC</author>
                    <author order="9">Potter CS</author>
                    <author order="10">Carragher B</author>
                    <author order="11">Grigorieff N</author>
                    <title>Movies of ice-embedded particles enhance resolution in electron cryo-microscopy.</title>
                    <journal>STRUCTURE</journal>
                    <volume>20</volume>
                    <first_page>1823</first_page>
                    <last_page>1828</last_page>
                    <year>2012</year>
                    <external_references type="PUBMED">23022349</external_references>
                    <external_references type="DOI">doi:10.1016/j.str.2012.08.026</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
    </crossreferences>
    <sample>
        <name>Rotavirus VP6 coat protein</name>
        <supramolecule_list>
            <sample_supramolecule supramolecule_id="1000">
                <name>Rotavirus VP6 coat protein</name>
                <details>The sample was monodisperse</details>
                <oligomeric_state>Trimer of VP6</oligomeric_state>
                <number_unique_components>1</number_unique_components>
                <molecular_weight>
                    <theoretical units="MDa">0.041</theoretical>
                </molecular_weight>
            </sample_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>VP6</name>
                <natural_source database="NCBI">
                    <organism ncbi="10912">Rotavirus</organism>
                    <synonym_organism>Rotavirus</synonym_organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.041</theoretical>
                </molecular_weight>
                <number_of_copies>3</number_of_copies>
                <oligomeric_state>Trimer</oligomeric_state>
                <recombinant_exp_flag>false</recombinant_exp_flag>
                <recombinant_expression database="NCBI" />
                <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">5</concentration>
                    <buffer>
                        <ph>7.4</ph>
                    </buffer>
                    <grid>
                        <details>1.2-1.3 C-flat</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">85</chamber_humidity>
                        <chamber_temperature units="K">120</chamber_temperature>
                        <instrument>FEI VITROBOT MARK II</instrument>
                        <method>Blot for 7 seconds before plunging</method>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TECNAI F20</microscope>
                    <illumination_mode>FLOOD BEAM</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">200</acceleration_voltage>
                    <nominal_cs units="mm">2.0</nominal_cs>
                    <nominal_defocus_min units="&#181;m">1.0</nominal_defocus_min>
                    <nominal_defocus_max units="&#181;m">2.4</nominal_defocus_max>
                    <calibrated_magnification>42135.0</calibrated_magnification>
                    <specimen_holder_model>GATAN LIQUID NITROGEN</specimen_holder_model>
                    <date>2011-11-28</date>
                    <image_recording_list>
                        <image_recording>
                            <film_or_detector_model category="CCD">DIRECT ELECTRON DE-12 (4k x 3k)</film_or_detector_model>
                            <digitization_details>
                                <sampling_interval units="&#181;m">6</sampling_interval>
                            </digitization_details>
                            <number_real_images>501</number_real_images>
                            <average_electron_dose_per_image units="e/&#8491;^2">32</average_electron_dose_per_image>
                            <details>Movies recorded at 25 frames/second</details>
                        </image_recording>
                    </image_recording_list>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <details>Manual particle selection, refinement using Frealign.</details>
                <ctf_correction>
                    <details>Each particle</details>
                </ctf_correction>
                <final_reconstruction>
                    <algorithm>OTHER</algorithm>
                    <resolution res_type="BY AUTHOR" units="&#8491;">4.9</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>Frealign, Uppsala_package</name>
                        </software>
                    </software_list>
                    <details>13-fold non-icosahedral averaging was applied to the final map</details>
                    <number_images_used>807</number_images_used>
                </final_reconstruction>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="6771">
        <file>emd_5487.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>122</col>
            <row>106</row>
            <sec>134</sec>
        </dimensions>
        <origin>
            <col>29</col>
            <row>-50</row>
            <sec>166</sec>
        </origin>
        <spacing>
            <x>106</x>
            <y>122</y>
            <z>134</z>
        </spacing>
        <cell>
            <a units="&#8491;">173.728</a>
            <b units="&#8491;">150.944</b>
            <c units="&#8491;">190.81601</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>-1.77634478</minimum>
            <maximum>2.12328887</maximum>
            <average>0.01516016</average>
            <std>0.24216504</std>
        </statistics>
        <pixel_spacing>
            <x units="&#8491;">1.424</x>
            <y units="&#8491;">1.424</y>
            <z units="&#8491;">1.424</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.84</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <annotation_details>Reconstruction of rotavirus VP6 coat protein using the DE-12 direct electron detector without movie frame alignment. Icosahedral and 13-fold non-icosahedral averaging was applied.</annotation_details>
        <details>::::EMDATABANK.org::::EMD-5487::::</details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>3KZ4</access_code>
                    <chain>
                        <chain_id>C</chain_id>
                    </chain>
                    <chain>
                        <chain_id>D</chain_id>
                    </chain>
                    <chain>
                        <chain_id>E</chain_id>
                    </chain>
                </initial_model>
                <refinement_protocol>RIGID BODY FIT</refinement_protocol>
                <software_list>
                    <software>
                        <name>Chimera</name>
                    </software>
                </software_list>
                <details>Protocol: Rigid body</details>
                <target_criteria>Correlation coefficient</target_criteria>
                <refinement_space>REAL</refinement_space>
            </modelling>
        </modelling_list>
    </interpretation>
</emd>