<?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_11_7/emdb.xsd" version="3.0.11.7" emdb_id="EMD-51222">
    <admin composite_map="true">
        <current_status>
            <date>2026-09-09</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <revision_history>
            <revision version="1.0" date="2024-08-21">
                <change_list>
                    <model>
                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
                    </model>
                    <metadata>
                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
                    </metadata>
                    <image>
                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
                    </image>
                    <primary_map>
                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
                    </primary_map>
                </change_list>
            </revision>
            <revision version="1.1" date="2025-07-09">
                <change_list>
                    <model>
                        <revision_group>STRUCTURE_SUMMARY</revision_group>
                        <categories>
                            <category>em_admin</category>
                            <category>em_software</category>
                            <category>pdbx_entry_details</category>
                        </categories>
                        <items>
                            <item>_em_admin.last_update</item>
                            <item>_pdbx_entry_details.has_protein_modification</item>
                        </items>
                    </model>
                    <metadata>
                        <revision_group>EXPERIMENTAL_SUMMARY</revision_group>
                        <categories>
                            <category>em_admin</category>
                            <category>em_software</category>
                        </categories>
                        <items>
                            <item>_em_admin.last_update</item>
                        </items>
                    </metadata>
                </change_list>
            </revision>
            <revision version="1.2" date="2026-09-09">
                <change_list>
                    <model>
                        <revision_group>DATABASE_REFERENCES</revision_group>
                        <categories>
                            <category>citation</category>
                            <category>citation_author</category>
                            <category>em_admin</category>
                        </categories>
                        <items>
                            <item>_citation.country</item>
                            <item>_citation.journal_abbrev</item>
                            <item>_citation.journal_id_ASTM</item>
                            <item>_citation.journal_id_CSD</item>
                            <item>_citation.journal_id_ISSN</item>
                            <item>_citation.journal_volume</item>
                            <item>_citation.page_first</item>
                            <item>_citation.page_last</item>
                            <item>_citation.pdbx_database_id_DOI</item>
                            <item>_citation.pdbx_database_id_PubMed</item>
                            <item>_citation.title</item>
                            <item>_citation_author.identifier_ORCID</item>
                            <item>_citation_author.name</item>
                            <item>_em_admin.last_update</item>
                        </items>
                    </model>
                    <metadata>
                        <revision_group>EXPERIMENTAL_SUMMARY</revision_group>
                        <categories>
                            <category>citation</category>
                            <category>citation_author</category>
                            <category>em_admin</category>
                        </categories>
                        <items>
                            <item>_citation.country</item>
                            <item>_citation.journal_abbrev</item>
                            <item>_citation.journal_id_ASTM</item>
                            <item>_citation.journal_id_CSD</item>
                            <item>_citation.journal_id_ISSN</item>
                            <item>_citation.journal_volume</item>
                            <item>_citation.page_first</item>
                            <item>_citation.page_last</item>
                            <item>_citation.pdbx_database_id_DOI</item>
                            <item>_citation.pdbx_database_id_PubMed</item>
                            <item>_citation.title</item>
                            <item>_citation_author.identifier_ORCID</item>
                            <item>_citation_author.name</item>
                            <item>_em_admin.last_update</item>
                        </items>
                    </metadata>
                </change_list>
            </revision>
        </revision_history>
        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2024-07-31</deposition>
            <header_release>2024-08-21</header_release>
            <map_release>2024-08-21</map_release>
            <update>2026-09-09</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Wellcome Trust</funding_body>
                <code>221868/Z/20/Z</code>
                <country>United Kingdom</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Biotechnology and Biological Sciences Research Council (BBSRC)</funding_body>
                <code>BB/X01097X/1</code>
                <country>United Kingdom</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Polish National Science Centre</funding_body>
                <code>2020/39/B/NZ1/02898</code>
                <country>Poland</country>
            </grant_reference>
        </grant_support>
        <title>E.coli gyrase holocomplex with chirally wrapped 217 bp DNA fragment</title>
        <authors_list>
            <author>Michalczyk E</author>
            <author>Ghilarov D</author>
        </authors_list>
        <keywords>DNA gyrase, type II topoisomerase, supercoiling, DNA crossover, ISOMERASE</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0002-9276-7764" order="1">Michalczyk E</author>
                    <author ORCID="0000-0002-2288-8616" order="2">Pakosz-Stepien Z</author>
                    <author ORCID="0000-0003-0283-8889" order="3">Liston JD</author>
                    <author ORCID="0000-0002-3818-3952" order="4">Gittins O</author>
                    <author ORCID="0000-0001-7394-5206" order="5">Pabis M</author>
                    <author ORCID="0000-0003-0994-9928" order="6">Heddle JG</author>
                    <author ORCID="0000-0001-9325-3207" order="7">Ghilarov D</author>
                    <title>Structural basis of chiral wrap and T-segment capture by Escherichia coli DNA gyrase.</title>
                    <journal_abbreviation>Proc.Natl.Acad.Sci.USA</journal_abbreviation>
                    <country>US</country>
                    <volume>121</volume>
                    <first_page>e2407398121</first_page>
                    <last_page>e2407398121</last_page>
                    <year>2024</year>
                    <external_references type="PUBMED">39589884</external_references>
                    <external_references type="DOI">doi:10.1073/pnas.2407398121</external_references>
                    <external_references type="ISSN">1091-6490</external_references>
                    <external_references type="CSD">0040</external_references>
                    <external_references type="ASTM">PNASA6</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-51218</emdb_id>
                <relationship>
                    <other>consensus EM volume</other>
                </relationship>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (consensus map)</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-51211</emdb_id>
                <relationship>
                    <other>focused EM volume</other>
                </relationship>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (focussed map for CTD II)</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-51212</emdb_id>
                <relationship>
                    <other>focused EM volume</other>
                </relationship>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (focussed map for CTD I)</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-51213</emdb_id>
                <relationship>
                    <other>focused EM volume</other>
                </relationship>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (focussed map for CTD II &amp; T-DNA)</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-51215</emdb_id>
                <relationship>
                    <other>focused EM volume</other>
                </relationship>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (focussed map for GHKL domain, chain B)</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-51216</emdb_id>
                <relationship>
                    <other>focused EM volume</other>
                </relationship>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (focussed map for GHKL domain, chain D)</details>
            </emdb_reference>
        </emdb_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>9gbv</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
        <other_db_list>
            <db_reference>
                <db_name>EMDB</db_name>
                <accession_id>EMD-51218</accession_id>
                <content_type>consensus EM volume</content_type>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (consensus map)</details>
            </db_reference>
            <db_reference>
                <db_name>EMDB</db_name>
                <accession_id>EMD-51211</accession_id>
                <content_type>focused EM volume</content_type>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (focussed map for CTD II)</details>
            </db_reference>
            <db_reference>
                <db_name>EMDB</db_name>
                <accession_id>EMD-51212</accession_id>
                <content_type>focused EM volume</content_type>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (focussed map for CTD I)</details>
            </db_reference>
            <db_reference>
                <db_name>EMDB</db_name>
                <accession_id>EMD-51213</accession_id>
                <content_type>focused EM volume</content_type>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (focussed map for CTD II &amp; T-DNA)</details>
            </db_reference>
            <db_reference>
                <db_name>EMDB</db_name>
                <accession_id>EMD-51215</accession_id>
                <content_type>focused EM volume</content_type>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (focussed map for GHKL domain, chain B)</details>
            </db_reference>
            <db_reference>
                <db_name>EMDB</db_name>
                <accession_id>EMD-51216</accession_id>
                <content_type>focused EM volume</content_type>
                <details>E.coli gyrase holocomplex with 217 bp chirally wrapped DNA (focussed map for GHKL domain, chain D)</details>
            </db_reference>
            <db_reference>
                <db_name>EMDB</db_name>
                <accession_id>EMD-51222</accession_id>
                <content_type>associated EM volume</content_type>
                <details>E.coli gyrase holocomplex with chirally wrapped 217 bp DNA fragment</details>
            </db_reference>
        </other_db_list>
    </crossreferences>
    <sample>
        <name>Ternary complex of E.coli DNA gyrase with 217 bp linear dsDNA fragment</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Ternary complex of E.coli DNA gyrase with 217 bp linear dsDNA fragment</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>
                        <macromolecule_id>4</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="2">
                <name>E. coli DNA gyrase</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="562">Escherichia coli</organism>
                    <strain>MG1655</strain>
                </natural_source>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="3">
                <name>dsDNA</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>4</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="2681603">Escherichia phage Mu</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>DNA gyrase subunit A</name>
                <natural_source database="NCBI">
                    <organism ncbi="562">Escherichia coli</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.097646195</theoretical>
                </molecular_weight>
                <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>SSDLAREITPVNIEEELKSSYLDYAMSVIVGRALPDVRDGLKPVHRRVLYAMNVLGNDWNKAYKKSARVVGDVIGKYHPH
GDSAVYDTIVRMAQPFSLRYMLVDGQGNFGSIDGDSAAAMRYTEIRLAKIAHELMADLEKETVDFVDNYDGTEKIPDVMP
TKIPNLLVNGSSGIAVGMATNIPPHNLTEVINGCLAYIDDEDISIEGLMEHIPGPDFPTAAIINGRRGIEEAYRTGRGKV
YIRARAEVEVDAKTGRETIIVHEIPYQVNKARLIEKIAELVKEKRVEGISALRDESDKDGMRIVIEVKRDAVGEVVLNNL
YSQTQLQVSFGINMVALHHGQPKIMNLKDIIAAFVRHRREVVTRRTIFELRKARDRAHILEALAVALANIDPIIELIRHA
PTPAEAKTALVANPWQLGNVAAMLERAGDDAARPEWLEPEFGVRDGLYYLTEQQAQAILDLRLQKLTGLEHEKLLDEYKE
LLDQIAELLRILGSADRLMEVIREELELVREQFGDKRRTEITANSADINLEDLITQEDVVVTLSHQGYVKYQPLSEYEAQ
RRGGKGKSAARIKEEDFIDRLLVANTHDHILCFSSRGRVYSMKVYQLPEATRGARGRPIVNLLPLEQDERITAILPVTEF
EEGVKVFMATANGTVKKTVLTEFNRLRTAGKVAIKLVDGDELIGVDLTSGEDEVMLFSAEGKVVRFKESSVRAMGCNTTG
VRGIRLGEGDKVVSLIVPRGDGAILTATQNGYGKRTAVAEYPTKSRATKGVISIKVTERNGLVVGAVQVDDCDQIMMITD
AGTLVRTRVSEISIVGRNTQGVILIRTAEDENVVGLQRVAEPVDEEDLDTIDGSAAEGDDEIAPEVDVDDEPEEELEVLF</string>
                    <external_references type="UNIPROTKB">P0AES4</external_references>
                </sequence>
                <ec_number>5.6.2.2</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>DNA gyrase subunit B</name>
                <natural_source database="NCBI">
                    <organism ncbi="562">Escherichia coli</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.09089173399999999</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>GPSNSYDSSSIKVLKGLDAVRKRPGMYIGDTDDGTGLHHMVFEVVDNAIDEALAGHCKEIIVTIHADNSVSVQDDGRGIP
TGIHPEEGVSAAEVIMTVLHAGGKFDDNSYKVSGGLHGVGVSVVNALSQKLELVIQREGKIHRQIYEHGVPQAPLAVTGE
TEKTGTMVRFWPSLETFTNVTEFEYEILAKRLRELSFLNSGVSIRLRDKRDGKEDHFHYEGGIKAFVEYLNKNKTPIHPN
IFYFSTEKDGIGVEVALQWNDGFQENIYCFTNNIPQRDGGTHLAGFRAAMTRTLNAYMDKEGYSKKAKVSATGDDAREGL
IAVVSVKVPDPKFSSQTKDKLVSSEVKSAVEQQMNELLAEYLLENPTDAKIVVGKIIDAARAREAARRAREMTRRKGALD
LAGLPGKLADCQERDPALSELYLVEGDSAGGSAKQGRNRKNQAILPLKGKILNVEKARFDKMLSSQEVATLITALGCGIG
RDEYNPDKLRYHSIIIMTDADVDGSHIRTLLLTFFYRQMPEIVERGHVYIAQPPLYKVKKGKQEQYIKDDEAMDQYQISI
ALDGATLHTNASAPALAGEALEKLVSEYNATQKMINRMERRYPKAMLKELIYQPTLTEADLSDEQTVTRWVNALVSELND
KEQHGSQWKFDVHTNAEQNLFEPIVRVRTHGVDTDYPLDHEFITGGEYRRICTLGEKLRGLLEEDAFIERGERRQPVASF
EQALDWLVKESRRGLSIQRYKGLGEMNPEQLWETTMDPESRRMLRVTVKDAIAADQLFTTLMGDAVEPRRAFIEENALKA
ANIDIENLYFQ</string>
                    <external_references type="UNIPROTKB">P0AES6</external_references>
                </sequence>
                <ec_number>5.6.2.2</ec_number>
            </protein_or_peptide>
            <dna macromolecule_id="3">
                <name>Mu217 DNA (159-MER)</name>
                <natural_source database="NCBI">
                    <organism ncbi="2681603">Escherichia phage Mu</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.065926109</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <sequence>
                    <string>(DT)(DT)(DC)(DC)(DT)(DG)(DC)(DG)(DC)(DG)(DT)(DC)(DC)(DT)(DT)(DA)(DT)(DA)(DT)(DG)
(DG)(DG)(DG)(DC)(DT)(DG)(DG)(DA)(DT)(DA)(DA)(DG)(DA)(DC)(DC)(DG)(DG)(DG)(DG)(DA)
(DA)(DC)(DA)(DG)(DG)(DA)(DA)(DA)(DT)(DT)(DT)(DT)(DT)(DG)(DA)(DT)(DG)(DC)(DC)(DA)
(DT)(DC)(DA)(DG)(DA)(DA)(DA)(DA)(DC)(DG)(DC)(DG)(DT)(DC)(DA)(DG)(DC)(DG)(DC)(DC)
(DG)(DC)(DT)(DC)(DT)(DG)(DA)(DG)(DG)(DC)(DA)(DA)(DT)(DA)(DA)(DA)(DC)(DA)(DG)(DA)
(DA)(DT)(DC)(DA)(DG)(DG)(DC)(DA)(DT)(DA)(DA)(DA)(DA)(DT)(DC)(DA)(DC)(DC)(DC)(DG)
(DC)(DA)(DC)(DA)(DG)(DA)(DT)(DT)(DT)(DT)(DT)(DT)(DA)(DA)(DA)(DA)(DC)(DG)(DC)(DG)
(DC)(DC)(DA)(DC)(DG)(DG)(DG)(DA)(DT)(DT)(DT)(DT)(DT)(DA)(DA)(DA)(DC)(DC)(DG)(DG)
(DT)(DA)(DT)(DT)(DT)(DA)(DA)(DC)(DG)(DG)(DT)(DG)(DT)(DA)(DT)(DG)(DA)(DA)(DT)(DC)
(DC)(DC)(DG)(DT)(DT)(DT)(DT)(DA)(DT)(DC)(DT)(DT)(DC)(DC)(DT)(DT)(DT)(DC)(DA)(DC)
(DT)(DT)(DT)(DC)(DT)(DT)(DT)(DC)(DT)(DC)(DC)(DA)(DG)(DT)</string>
                    <external_references type="GENBANK">M74911.1</external_references>
                </sequence>
                <classification>DNA</classification>
            </dna>
            <dna macromolecule_id="4">
                <name>Mu217 DNA (159-MER)</name>
                <natural_source database="NCBI">
                    <organism ncbi="2681603">Escherichia phage Mu</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.066202258</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <sequence>
                    <string>(DA)(DC)(DT)(DG)(DG)(DA)(DG)(DA)(DA)(DA)(DG)(DA)(DA)(DA)(DG)(DT)(DG)(DA)(DA)(DA)
(DG)(DG)(DA)(DA)(DG)(DA)(DT)(DA)(DA)(DA)(DA)(DC)(DG)(DG)(DG)(DA)(DT)(DT)(DC)(DA)
(DT)(DA)(DC)(DA)(DC)(DC)(DG)(DT)(DT)(DA)(DA)(DA)(DT)(DA)(DC)(DC)(DG)(DG)(DT)(DT)
(DT)(DA)(DA)(DA)(DA)(DA)(DT)(DC)(DC)(DC)(DG)(DT)(DG)(DG)(DC)(DG)(DC)(DG)(DT)(DT)
(DT)(DT)(DA)(DA)(DA)(DA)(DA)(DA)(DT)(DC)(DT)(DG)(DT)(DG)(DC)(DG)(DG)(DG)(DT)(DG)
(DA)(DT)(DT)(DT)(DT)(DA)(DT)(DG)(DC)(DC)(DT)(DG)(DA)(DT)(DT)(DC)(DT)(DG)(DT)(DT)
(DT)(DA)(DT)(DT)(DG)(DC)(DC)(DT)(DC)(DA)(DG)(DA)(DG)(DC)(DG)(DG)(DC)(DG)(DC)(DT)
(DG)(DA)(DC)(DG)(DC)(DG)(DT)(DT)(DT)(DT)(DC)(DT)(DG)(DA)(DT)(DG)(DG)(DC)(DA)(DT)
(DC)(DA)(DA)(DA)(DA)(DA)(DT)(DT)(DT)(DC)(DC)(DT)(DG)(DT)(DT)(DC)(DC)(DC)(DC)(DG)
(DG)(DT)(DC)(DT)(DT)(DA)(DT)(DC)(DC)(DA)(DG)(DC)(DC)(DC)(DC)(DA)(DT)(DA)(DT)(DA)
(DA)(DG)(DG)(DA)(DC)(DG)(DC)(DG)(DC)(DA)(DG)(DG)(DA)(DA)</string>
                    <external_references type="GENBANK">M74911.1</external_references>
                </sequence>
                <classification>DNA</classification>
            </dna>
            <ligand macromolecule_id="5">
                <name>MAGNESIUM ION</name>
                <molecular_weight>
                    <theoretical units="MDa">2.4305e-05</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <formula>MG</formula>
            </ligand>
        </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">
                    <buffer>
                        <ph>8.0</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">95</chamber_humidity>
                        <chamber_temperature units="K">283</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                    </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">0.9</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.1</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 BIOQUANTUM (6k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">41.84</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>
                <ctf_correction>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
                </ctf_correction>
                <startup_model type_of_model="NONE"/>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C1</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">2.32</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                        </software>
                    </software_list>
                    <number_images_used>170369</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
    <map format="CCP4" size_kbytes="536871">
        <file>emd_51222.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>512</col>
            <row>512</row>
            <sec>512</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>512</x>
            <y>512</y>
            <z>512</z>
        </spacing>
        <cell>
            <a units="Å">440.32</a>
            <b units="Å">440.32</b>
            <c units="Å">440.32</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>
        </axis_order>
        <statistics>
            <minimum>-0.004922566</minimum>
            <maximum>0.31187814</maximum>
            <average>0.0022595152</average>
            <std>0.00679641</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">0.86</x>
            <y units="Å">0.86</y>
            <z units="Å">0.86</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.07</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-51222::::</label>
        <annotation_details>composite map</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <refinement_protocol>AB INITIO MODEL</refinement_protocol>
            </modelling>
        </modelling_list>
    </interpretation>
</emd>
