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    <admin>
        <current_status>
            <date>2024-09-25</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2023-05-23</deposition>
            <header_release>2024-07-03</header_release>
            <map_release>2024-07-03</map_release>
            <update>2024-09-25</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Not funded</funding_body>
            </grant_reference>
        </grant_support>
        <title>Symmetry-averaged GroEL7-GroES7 chamber with encapsulated disordered substrate MetK obtained by in vitro cryo electron tomography</title>
        <authors_list>
            <author ORCID="0000-0001-8530-7594">Bracher A</author>
            <author ORCID="0000-0003-0932-7600">Wagner J</author>
            <author ORCID="0000-0001-8671-5688">Caravajal AI</author>
            <author ORCID="0000-0002-1632-7820">Beck F</author>
            <author ORCID="0000-0003-2497-3010">Wan W</author>
            <author ORCID="0000-0001-9196-622X">Bohn S</author>
            <author ORCID="0000-0001-9285-9290">Koerner R</author>
            <author ORCID="0000-0001-8154-8809">Baumeister W</author>
            <author ORCID="0000-0002-8366-7622">Fernandez-Busnadiego R</author>
            <author ORCID="0000-0002-7941-135X">Hartl FU</author>
        </authors_list>
        <keywords>Chaperonin, Folding cage, proteostasis, heat shock, ATPase, CHAPERONE</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0003-0932-7600" order="1">Wagner J</author>
                    <author order="2">Carvajal AI</author>
                    <author ORCID="0000-0001-8530-7594" order="3">Bracher A</author>
                    <author order="4">Beck F</author>
                    <author ORCID="0000-0003-2497-3010" order="5">Wan W</author>
                    <author ORCID="0000-0001-9196-622X" order="6">Bohn S</author>
                    <author order="7">Korner R</author>
                    <author ORCID="0000-0001-8154-8809" order="8">Baumeister W</author>
                    <author ORCID="0000-0002-8366-7622" order="9">Fernandez-Busnadiego R</author>
                    <author ORCID="0000-0002-7941-135X" order="10">Hartl FU</author>
                    <title>Visualizing chaperonin function in situ by cryo-electron tomography.</title>
                    <journal_abbreviation>Nature</journal_abbreviation>
                    <country>UK</country>
                    <volume>633</volume>
                    <first_page>459</first_page>
                    <last_page>464</last_page>
                    <year>2024</year>
                    <external_references type="PUBMED">39169181</external_references>
                    <external_references type="DOI">doi:10.1038/s41586-024-07843-w</external_references>
                    <external_references type="ISSN">1476-4687</external_references>
                    <external_references type="CSD">0006</external_references>
                    <external_references type="ASTM">NATUAS</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-17424</emdb_id>
                <relationship>
                    <other>other EM volume</other>
                </relationship>
                <details>The C7-symmetry averaged (GroEL)7(GroES)7 chambers containing ordered MetK</details>
            </emdb_reference>
        </emdb_list>
    </crossreferences>
    <sample>
        <name>GroEL7-GroES7-MetK complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>GroEL7-GroES7-MetK complex</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>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>GroEL</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                </natural_source>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="469008">Escherichia coli BL21(DE3)</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>AAKDVKFGNDARVKMLRGVNVLADAVKVTLGPKGRNVVLDKSFGAPTITKDGVSVAREI
ELEDKFENMGAQMVKEVASKANDAAGDGTTTATVLAQAIITEGLKAVAAGMNPMDLKRGI
DKAVTAAVEELKALSVPCSDSKAIAQVGTISANSDETVGKLIAEAMDKVGKEGVITVEDG
TGLQDELDVVEGMQFDRGYLSPYFINKPETGAVELESPFILLADKKISNIREMLPVLEAV
AKAGKPLLIIAEDVEGEALATLVVNTMRGIVKVAAVKAPGFGDRRKAMLQDIATLTGGTV
ISEEIGMELEKATLEDLGQAKRVVINKDTTTIIDGVGEEAAIQGRVAQIRQQIEEATSDY
DREKLQERVAKLAGGVAVIKVGAATEVEMKEKKARVEDALHATRAAVEEGVVAGGGVALI
RVASKLADLRGQNEDQNVGIKVALRAMEAPLRQIVLNCGEEPSVVANTVKGGDGNYGYNA
ATEEYGNMIDMGILDPTKVTRSALQYAASVAGLMITTECMVTDLPKNDAADLGAAGGMGG
MGGMGGMM</string>
                    <external_references type="UNIPROTKB">P0A6F5</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>GroES</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                </natural_source>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="469008">Escherichia coli BL21(DE3)</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MNIRPLHDRVIVKRKEVETKSAGGIVLTGSAAAKSTRGEVLAVGNGRILENGEVKPLDVK
VGDIVIFNDGYGVKSEKIDNEEVLIMSESDILAIVEA</string>
                    <external_references type="UNIPROTKB">P0A6F9</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>MetK</name>
                <natural_source database="NCBI">
                    <organism ncbi="469008">Escherichia coli BL21(DE3)</organism>
                </natural_source>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="469008">Escherichia coli BL21(DE3)</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MAKHLFTSESVSEGHPDKIADQISDAVLDAILEQDPKARVACETYVKTGMVLVGGEITTS
AWVDIEEITRNTVREIGYVHSDMGFDANSCAVLSAIGKQSPDINQGVDRADPLEQGAGDQ
GLMFGYATNETDVLMPAPITYAHRLVQRQAEVRKNGTLPWLRPDAKSQVTFQYDDGKIVG
IDAVVLSTQHSEEIDQKSLQEAVMEEIIKPILPAEWLTSATKFFINPTGRFVIGGPMGDC
GLTGRKIIVDTYGGMARHGGGAFSGKDPSKVDRSAAYAARYVAKNIVAAGLADRCEIQVS
YAIGVAEPTSIMVETFGTEKVPSEQLTLLVREFFDLRPYGLIQMLDLLHPIYKETAAYGH
FGREHFPWEKTDKAQLLRDAAGLK</string>
                    <external_references type="UNIPROTKB">P0A817</external_references>
                </sequence>
            </protein_or_peptide>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>subtomogramAveraging</method>
            <aggregation_state>particle</aggregation_state>
            <specimen_preparation_list>
                <subtomogram_averaging_preparation preparation_id="1">
                    <buffer>
                        <ph>7.4</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE-PROPANE</cryogen_name>
                    </vitrification>
                </subtomogram_averaging_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <subtomogram_averaging_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">70.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">2.5</nominal_defocus_min>
                    <nominal_defocus_max units="µm">5.0</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>SUPER-RESOLUTION</detector_mode>
                            <average_electron_dose_per_image units="e/Å^2">3.0</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </subtomogram_averaging_microscopy>
            </microscopy_list>
            <subtomogram_averaging_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C7</point_group>
                    </applied_symmetry>
                    <algorithm>BACK PROJECTION</algorithm>
                    <resolution units="Å" res_type="BY AUTHOR">7.6</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>STOPGAP</name>
                        </software>
                    </software_list>
                    <number_subtomograms_used>12628</number_subtomograms_used>
                </final_reconstruction>
                <extraction>
                    <number_tomograms>20</number_tomograms>
                    <number_images_used>85611</number_images_used>
                </extraction>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
                </final_angle_assignment>
            </subtomogram_averaging_processing>
        </structure_determination>
    </structure_determination_list>
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