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    <admin>
        <current_status>
            <date>2024-07-17</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2022-02-18</deposition>
            <header_release>2022-11-16</header_release>
            <map_release>2022-11-16</map_release>
            <update>2024-07-17</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Czech Science Foundation</funding_body>
                <code>GA22-19896S</code>
                <country>Czech Republic</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Ministry of Education, Youth and Sports of the Czech Republic</funding_body>
                <code>LM2018127</code>
                <country>Czech Republic</country>
            </grant_reference>
        </grant_support>
        <title>Mammalian Dicer in the dicing state with pre-miR-15a substrate</title>
        <authors_list>
            <author>Zanova M</author>
            <author>Zapletal D</author>
        </authors_list>
        <keywords>endoribonuclease, dsRNA, complex, gene silencing, post-transcriptional, catalytic complex, cytoplasm, RNA BINDING PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Zapletal D</author>
                    <author order="2">Taborska E</author>
                    <author order="3">Pasulka J</author>
                    <author order="4">Malik R</author>
                    <author order="5">Kubicek K</author>
                    <author order="6">Zanova M</author>
                    <author order="7">Much C</author>
                    <author order="8">Sebesta M</author>
                    <author order="9">Buccheri V</author>
                    <author order="10">Horvat F</author>
                    <author order="11">Jenickova I</author>
                    <author order="12">Prochazkova M</author>
                    <author order="13">Prochazka J</author>
                    <author order="14">Pinkas M</author>
                    <author order="15">Novacek J</author>
                    <author order="16">Joseph DF</author>
                    <author order="17">Sedlacek R</author>
                    <author order="18">Bernecky C</author>
                    <author order="19">O'Carroll D</author>
                    <author order="20">Stefl R</author>
                    <author order="21">Svoboda P</author>
                    <title>Structural and functional basis of mammalian microRNA biogenesis by Dicer.</title>
                    <journal_abbreviation>Mol.Cell</journal_abbreviation>
                    <country>US</country>
                    <volume>82</volume>
                    <first_page>4064</first_page>
                    <last_page>4079.e13</last_page>
                    <year>2022</year>
                    <external_references type="PUBMED">36332606</external_references>
                    <external_references type="DOI">doi:10.1016/j.molcel.2022.10.010</external_references>
                    <external_references type="ISSN">1097-2765</external_references>
                    <external_references type="CSD">2168</external_references>
                    <external_references type="ASTM">MOCEFL</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7yyn</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Dicing state of mouse oocyte dicer with pre-miR-15a</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Dicing state of mouse oocyte dicer with pre-miR-15a</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="2">
                <name>59-nt precursor of miR-15a</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="3">
                <name>Isoform 2 of Endoribonuclease Dicer</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <rna macromolecule_id="1">
                <name>59-nt precursor of miR-15a</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.019017278999999998</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <sequence>
                    <string>UAGCAGCACAUAAUGGUUUGUGGAUGUUGAAAAGGUGCAGGCCAUACUGUGCUGCCUCA</string>
                    <external_references type="GENBANK">AC154660.2</external_references>
                </sequence>
            </rna>
            <protein_or_peptide macromolecule_id="2">
                <name>Isoform 2 of Endoribonuclease Dicer</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.20004093799999997</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="274590">Baculovirus expression vector pFastBac1-HM</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MVWSHPQFEKGGGSGGGSGGSAWSHPQFEKGDYPYDVPDYAGTENLYFQGLVDSRDTEVYTSQPCEIVVDCGPFTDRSGL
YERLLMELEAALDFINDCNVAVHSKERDSTLISKQILSDCRAVLVVLGPWCADKVAGMMVRELQKYIKHEQEELHRKFLL
FTDTLLRKIHALCEEYFSPASLDLKYVTPKVMKLLEILRKYKPYERQQFESVEWYNNRNQDNYVSWSDSEDDDDDEEIEE
KEKPETNFPSPFTNILCGIIFVERRYTAVVLNRLIKEAGKQDPELAYISSNFITGHGIGKNQPRSKQMEAEFRKQEEVLR
KFRAHETNLLIATSVVEEGVDIPKCNLVVRFDLPTEYRSYVQSKGRARAPISNYVMLADTDKIKSFEEDLKTYKAIEKIL
RNKCSKSADGAEADVHAGVDDEDAFPPYVLRPDDGGPRVTINTAIGHINRYCARLPSDPFTHLAPKCRTRELPDGTFYST
LYLPINSPLRASIVGPPMDSVRLAERVVALICCEKLHKIGELDEHLMPVGKETVKYEEELDLHDEEETSVPGRPGSTKRR
QCYPKAIPECLRESYPKPDQPCYLYVIGMVLTTPLPDELNFRRRKLYPPEDTTRCFGILTAKPIPQIPHFPVYTRSGEVT
ISIELKKSGFTLSQQMLELITRLHQYIFSHILRLEKPALEFKPTGAESAYCVLPLNVVNDSGTLDIDFKFMEDIEKSEAR
IGIPSTKYSKETPFVFKLEDYQDAVIIPRYRNFDQPHRFYVADVYTDLTPLSKFPSPEYETFAEYYKTKYNLDLTNLNQP
LLDVDHTSSRLNLLTPRHLNQKGKALPLSSAEKRKAKWESLQNKQILVPELCAIHPIPASLWRKAVCLPSILYRLHCLLT
AEELRAQTASDAGVGVRSLPVDFRYPNLDFGWKKSIDSKSFISSCNSSLAESDNYCKHSTTVVPEHAAHQGATRPSLENH
DQMSVNCKRLPAESPAKLQSEVSTDLTAINGLSYNKNLANGSYDLVNRDFCQGNQLNYFKQEIPVQPTTSYPIQNLYNYE
NQPKPSNECPLLSNTYLDGNANTSTSDGSPAVSTMPAMMNAVKALKDRMDSEQSPSVGYSSRTLGPNPGLILQALTLSNA
SDGFNLERLEMLGDSFLKHAITTYLFCTYPDAHEGRLSYMRSKKVSNCNLYRLGKKKGLPSRMVVSIFDPPVNWLPPGYV
VNQDKSNSEKWEKDEMTKDCLLANGKLGEACEEEEDLTWRAPKEEAEDEDDFLEYDQEHIQFIDSMLMGSGAFVRKISLS
PFSASDSAYEWKMPKKASLGSMPFASGLEDFDYSSWDAMCYLDPSKAVEEDDFVVGFWNPSEENCGVDTGKQSISYDLHT
EQCIADKSIADCVAALLGCYLTSCGERAAQLFLCSLGLKVLPVIKRTSREKALDPAQENGSSQQKSLSGSCASPVGPRSS
AGKDLEYGCLKIPPRCMFDHPDAEKTLNHLISGFETFEKKINYRFKNKAYLLQAFTHASYHYNTITDCYQRLEFLGDAIL
DYLITKHLYEDPRQHSPGVLTDLRSALVNNTIFASLAVKYDYHKYFKAVSPELFHVIDDFVKFQLEKNEMQGMDSELRRS
EEDEEKEEDIEVPKAMGDIFASLAGAIYMDSGMSLEVVWQVYYPMMQPLIEKFSANVPRSPVRELLEMEPETAKFSPAER
TYDGKVRVTVEVVGKGKFKGVGRSYRIAKSAAARRALRSLKANQPQVPNSGRGENLYFQGASDYKDHDGDYKDHDGSHHH
HHHHH</string>
                    <external_references type="UNIPROTKB">Q8R418</external_references>
                </sequence>
                <ec_number>3.1.26.3</ec_number>
            </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">0.20</concentration>
                    <buffer>
                        <ph>8.0</ph>
                        <component>
                            <concentration units="mM">50.0</concentration>
                            <name>Tris</name>
                        </component>
                        <component>
                            <concentration units="mM">100.0</concentration>
                            <name>Sodium Chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">1.0</concentration>
                            <name>Dithiotreitol</name>
                        </component>
                        <component>
                            <concentration units="mM">2.0</concentration>
                            <name>Magnesium Chloride</name>
                        </component>
                        <details>The buffer was always  fresh in RNAse-free manner</details>
                    </buffer>
                    <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>
                        <details>Described in STAR methods. </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>
                    <nominal_defocus_min units="µm">1.0</nominal_defocus_min>
                    <nominal_defocus_max units="µm">3.5</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K2 SUMMIT (4k x 4k)</film_or_detector_model>
                            <detector_mode>COUNTING</detector_mode>
                            <number_real_images>9956</number_real_images>
                            <average_electron_dose_per_image units="e/Å^2">55.0</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>230362</number_selected>
                </particle_selection>
                <startup_model type_of_model="NONE"/>
                <final_reconstruction>
                    <number_classes_used>36</number_classes_used>
                    <algorithm>FOURIER SPACE</algorithm>
                    <resolution units="Å" res_type="BY AUTHOR">6.21</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>v3.3.1</version>
                        </software>
                    </software_list>
                    <number_images_used>84697</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>NOT APPLICABLE</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>NOT APPLICABLE</type>
                </final_angle_assignment>
                <final_three_d_classification>
                    <number_classes>50</number_classes>
                    <average_number_members_per_class>3477.0</average_number_members_per_class>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>v3.3.1</version>
                        </software>
                    </software_list>
                </final_three_d_classification>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <file>emd_14384.map.gz</file>
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            <space_group>1</space_group>
        </symmetry>
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        <spacing>
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            <y>384</y>
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        <cell>
            <a units="Å">317.952</a>
            <b units="Å">317.952</b>
            <c units="Å">317.952</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>-0.14119336</minimum>
            <maximum>0.29840082</maximum>
            <average>-0.00051640836</average>
            <std>0.0085361665</std>
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        <contour_list>
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    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <refinement_protocol>RIGID BODY FIT</refinement_protocol>
                <details>Initial model for mouse oocyte Dicer was calculated using AlphaFold 2.0. Initial rigid body fitting was done using Chimera. Further refinement was done using ISOLDE with distance restrains</details>
                <target_criteria>Correlation coefficient</target_criteria>
                <refinement_space>REAL</refinement_space>
                <overall_bvalue>451.399999999999977</overall_bvalue>
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                    <medium>Y</medium>
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                    <minimum>-0.084782444</minimum>
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