<?xml version="1.0" encoding="UTF-8"?>
<emd xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="https://ftp.ebi.ac.uk/pub/databases/em_ebi/emdb_related/emdb-schemas/emdb_schemas/v3/v3_0_9_3/emdb.xsd" version="3.0.9.3" emdb_id="EMD-10722">
    <admin>
        <current_status>
            <date>2024-10-16</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2020-03-03</deposition>
            <header_release>2020-11-11</header_release>
            <map_release>2020-11-11</map_release>
            <update>2024-10-16</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>European Research Council (ERC)</funding_body>
                <country>Czech Republic</country>
            </grant_reference>
        </grant_support>
        <title>Capsid structure of Leishmania RNA virus 1</title>
        <authors_list>
            <author>Prochazkova M</author>
            <author>Fuzik T</author>
        </authors_list>
        <keywords>virus-like particle, capsid structure, VIRUS LIKE PARTICLE</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Prochazkova M</author>
                    <author order="2">Fuzik T</author>
                    <author order="3">Grybchuk D</author>
                    <author order="4">Falginella FL</author>
                    <author order="5">Podesvova L</author>
                    <author order="6">Yurchenko V</author>
                    <author order="7">Vacha R</author>
                    <author order="8">Plevka P</author>
                    <title>Capsid Structure of Leishmania RNA Virus 1.</title>
                    <journal_abbreviation>J.Virol.</journal_abbreviation>
                    <country>US</country>
                    <volume>95</volume>
                    <year>2021</year>
                    <external_references type="PUBMED">33208443</external_references>
                    <external_references type="DOI">doi:10.1128/JVI.01957-20</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>
        <pdb_list>
            <pdb_reference>
                <pdb_id>6y83</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Leishmania RNA virus 1 - 4</name>
        <supramolecule_list>
            <virus_supramolecule supramolecule_id="1">
                <name>Leishmania RNA virus 1 - LgM5313</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <sci_species_name ncbi="1285422">Leishmania RNA virus 1 - LgM5313</sci_species_name>
                <natural_host database="NCBI">
                    <organism ncbi="5670">Leishmania guyanensis</organism>
                    <strain>MHOM/BR/75/M4147</strain>
                </natural_host>
                <virus_shell shell_id="1">
                    <name>capsid</name>
                    <diameter units="Å">422.0</diameter>
                    <triangulation>2</triangulation>
                </virus_shell>
                <virus_type>VIRUS-LIKE PARTICLE</virus_type>
                <virus_isolate>OTHER</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</name>
                <natural_source database="NCBI">
                    <organism ncbi="12530">Leishmania RNA virus 1 - 4</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.08753692999999999</theoretical>
                </molecular_weight>
                <details>Subunit A model for residues 15-204, 210-520, 541-635. Subunit B model for residues 19-290, 300-517, 541-576, 583-642.,Subunit A model for residues 15-204, 210-520, 541-635. Subunit B model for residues 19-290, 300-517, 541-576, 583-642.</details>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="469008">Escherichia coli BL21(DE3)</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MADIPNSDKIACGRKPMFCEIIKLANRKRLIFNTTDERVYDARLNYCSTADSTVQADCHIYWRLKLRRTDAVFEEYTGQG
YSLDTAAYPQQYTDIIRGYYSKHVSSSLAANTQHFVNVLAMLRHAGACIAHYCMTGKIDFDILSKKKHKNKEVVTLSNAD
SLSFLPHSALYLPSPLRASDPEIFNMLYLLGCACDASIAMDNISNTSGAAKYSMPHYNPLQLSHALHVTIFYMLSLMDSC
GYGDDAVLALTSGLHSVTTVIAHSDEGGITRDALRELSYTQPYGTMPVPIAGYFQHINVLFTTQPAWDQFAGIWDYVILA
TAALVHLSDPGMTVNDVTYPTTLTTKVATVDGRNSDLAAQMMHSATRFCDIFVENLSTFWGVVANPDGNASQALLHAFNI
VACAVEPNRHLEMNVMAPWYWVESSALFCDYAPFRSPISSAGYGPQCVYGARLVLAATNSLEFTGEAGDYSAYRFEWTTM
RHNPLFNILNKRVGDGLANVDFRLRPFNEWLLEGQPSRRSCNSAGHGTPTATCSHKTPNHDTLDEYIWGSTSCDLFHPAE
LTSYTAVCVRFRNYLSGADGDVRILNTPTREVIEGNVVTRCDGIRCLDSNKRIQHVPEVARRYCMMARYLAQARTFGALT
IGDDIIRGFDKVEKIVKMHKSNNRLDQMPLIDVTGLCQPMIETSTVRASTTTRIDPNKLAAATARVELPLAPRCTSSLIP
SSDTVPEPEPQVGEPGDNGGCAPDLGTGGGSGIEGRGSMDIGDPNSVQALARLQASSVDKLAAALEHHHHHHHH</string>
                    <external_references type="UNIPROTKB">L7XUU7</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">15</concentration>
                    <buffer>
                        <ph>8.0</ph>
                        <component>
                            <concentration units="mM">300.0</concentration>
                            <formula>NaCl</formula>
                            <name>sodium chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">50.0</concentration>
                            <formula>Tris</formula>
                        </component>
                        <component>
                            <concentration units="mM">1.0</concentration>
                            <formula>EDTA</formula>
                        </component>
                        <component>
                            <concentration units="mM">5.0</concentration>
                            <formula>B-me</formula>
                            <name>betamercaptoethanol</name>
                        </component>
                    </buffer>
                    <grid>
                        <model>Quantifoil R2/1</model>
                        <material>COPPER</material>
                        <mesh>300</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>HOLEY</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <time units="s">30</time>
                            <atmosphere>OTHER</atmosphere>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">70</chamber_humidity>
                        <chamber_temperature units="K">295</chamber_temperature>
                        <instrument>FEI VITROBOT MARK II</instrument>
                        <details>blot force 3
blot time 5
wait time 10. </details>
                    </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_defocus_min units="µm">-0.0005</nominal_defocus_min>
                    <nominal_defocus_max units="µm">0.0005</nominal_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>
                    <alignment_procedure>
                        <coma_free/>
                    </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>COUNTING</detector_mode>
                            <number_grids_imaged>1</number_grids_imaged>
                            <number_real_images>12000</number_real_images>
                            <average_exposure_time units="s">0.5</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">21.0</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>
                <particle_selection>
                    <number_selected>28000</number_selected>
                </particle_selection>
                <startup_model type_of_model="PDB ENTRY">
                    <pdb_model>
                        <pdb_id>1M1C</pdb_id>
                    </pdb_model>
                    <details>Initial model constructed.</details>
                </startup_model>
                <final_reconstruction>
                    <number_classes_used>1</number_classes_used>
                    <applied_symmetry>
                        <point_group>I</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">3.65</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
                    <number_images_used>16901</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>ANGULAR RECONSTITUTION</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>2.1</version>
                        </software>
                    </software_list>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>PROJECTION MATCHING</type>
                    <projection_matching_processing>
                        <angular_sampling units="degrees">1.8</angular_sampling>
                    </projection_matching_processing>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
                </final_angle_assignment>
                <final_three_d_classification>
                    <number_classes>3</number_classes>
                    <average_number_members_per_class>20000.0</average_number_members_per_class>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
                </final_three_d_classification>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="651086">
        <file>emd_10722.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>546</col>
            <row>546</row>
            <sec>546</sec>
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        <origin>
            <col>-273</col>
            <row>-273</row>
            <sec>-273</sec>
        </origin>
        <spacing>
            <x>546</x>
            <y>546</y>
            <z>546</z>
        </spacing>
        <cell>
            <a units="Å">580.398</a>
            <b units="Å">580.398</b>
            <c units="Å">580.398</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>
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        <statistics>
            <minimum>-0.0893611</minimum>
            <maximum>0.18737605</maximum>
            <average>0.0021453528</average>
            <std>0.011328808</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">1.063</x>
            <y units="Å">1.063</y>
            <z units="Å">1.063</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.05</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-10722::::</label>
        <annotation_details>Map rotated to crystallographic orientation with origin in 000.</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <initial_model>
                    <access_code>1M1C</access_code>
                    <chain>
                        <chain_id>A</chain_id>
                        <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>R-factor</target_criteria>
                <refinement_space>RECIPROCAL</refinement_space>
                <overall_bvalue>174.0</overall_bvalue>
            </modelling>
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        <segmentation_list>
            <segmentation>
                <file>emd_10722_msk_1.map</file>
            </segmentation>
        </segmentation_list>
        <additional_map_list>
            <additional_map format="CCP4" size_kbytes="651086">
                <file>emd_10722_additional_1.map.gz</file>
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                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
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                    <row>546</row>
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                    <col>0</col>
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                <spacing>
                    <x>546</x>
                    <y>546</y>
                    <z>546</z>
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                <cell>
                    <a units="Å">580.398</a>
                    <b units="Å">580.398</b>
                    <c units="Å">580.398</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>
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                <statistics>
                    <minimum>-0.09581354</minimum>
                    <maximum>0.19190128</maximum>
                    <average>0.002145352</average>
                    <std>0.011907249</std>
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                <pixel_spacing>
                    <x units="Å">1.063</x>
                    <y units="Å">1.063</y>
                    <z units="Å">1.063</z>
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                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::EMD-10722::::</label>
                <annotation_details>Map in original position, matches mask.</annotation_details>
            </additional_map>
        </additional_map_list>
    </interpretation>
</emd>
