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                        <description>Metalloprotein remediation</description>
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        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2021-06-08</deposition>
            <header_release>2021-11-17</header_release>
            <map_release>2021-11-17</map_release>
            <update>2026-09-02</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>German Research Foundation (DFG)</funding_body>
                <code>278002225/RTG 2202</code>
                <country>Germany</country>
            </grant_reference>
        </grant_support>
        <title>cytochrome bd-II type oxidase with bound aurachin D</title>
        <authors_list>
            <author>Grauel A</author>
            <author>Kaegi J</author>
        </authors_list>
        <keywords>terminal oxidase, Q-loop, inhibitor binding, MEMBRANE PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Grauel A</author>
                    <author order="2">Kagi J</author>
                    <author order="3">Rasmussen T</author>
                    <author order="4">Makarchuk I</author>
                    <author order="5">Oppermann S</author>
                    <author order="6">Moumbock AFA</author>
                    <author order="7">Wohlwend D</author>
                    <author order="8">Muller R</author>
                    <author order="9">Melin F</author>
                    <author order="10">Gunther S</author>
                    <author order="11">Hellwig P</author>
                    <author order="12">Bottcher B</author>
                    <author order="13">Friedrich T</author>
                    <title>Structure of Escherichia coli cytochrome bd-II type oxidase with bound aurachin D.</title>
                    <journal_abbreviation>Nat Commun</journal_abbreviation>
                    <country>UK</country>
                    <volume>12</volume>
                    <first_page>6498</first_page>
                    <last_page>6498</last_page>
                    <year>2021</year>
                    <external_references type="PUBMED">34764272</external_references>
                    <external_references type="DOI">doi:10.1038/s41467-021-26835-2</external_references>
                    <external_references type="ISSN">2041-1723</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7ose</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-13048</accession_id>
                <content_type>associated EM volume</content_type>
                <details>cytochrome bd-II type oxidase with bound aurachin D</details>
            </db_reference>
        </other_db_list>
    </crossreferences>
    <sample>
        <name>Cytochrome bd-II ubiquinol oxidase</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Cytochrome bd-II ubiquinol oxidase</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>
                <details>dimer of heterotrimers solubilised in amphipol A8-35 in complex with the inhibitor Aurachin D</details>
                <natural_source database="NCBI">
                    <organism ncbi="679895">Escherichia coli BW25113</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.208</theoretical>
                </molecular_weight>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Cytochrome bd-II ubiquinol oxidase subunit 1</name>
                <natural_source database="NCBI">
                    <organism ncbi="679895">Escherichia coli BW25113</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.057962468999999996</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>MWDVIDLSRWQFALTALYHFLFVPLTLGLIFLLAIMETIYVVTGKTIYRDMTRFWGKLFGINFALGVATGLTMEFQFGTN
WSFYSNYVGDIFGAPLAMEALMAFFLESTFVGLFFFGWQRLNKYQHLLVTWLVAFGSNLSALWILNANGWMQYPTGAHFD
IDTLRMEMTSFSELVFNPVSQVKFVHTVMAGYVTGAMFIMAISAWYLLRGRERNVALRSFAIGSVFGTLAIIGTLQLGDS
SAYEVAQVQPVKLAAMEGEWQTEPAPAPFHVVAWPEQDQERNAFALKIPALLGILATHSLDKPVPGLKNLMAETYPRLQR
GRMAWLLMQEISQGNREPHVLQAFRGLEGDLGYGMLLSRYAPDMNHVTAAQYQAAMRGAIPQVAPVFWSFRIMVGCGSLL
LLVMLIALVQTLRGKIDQHRWVLKMALWSLPLPWIAIEAGWFMTEFGRQPWAIQDILPTYSAHSALTTGQLAFSLIMIVG
LYTLFLIAEVYLMQKYARLGPSAMQSEQPTQQQG</string>
                    <external_references type="UNIPROTKB">P26459</external_references>
                </sequence>
                <ec_number>7.1.1.3</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>Cytochrome bd-II ubiquinol oxidase subunit 2</name>
                <natural_source database="NCBI">
                    <organism ncbi="679895">Escherichia coli BW25113</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.042448543</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>MFDYETLRFIWWLLIGVILVVFMISDGFDMGIGCLLPLVARNDDERRIVINSVGAHWEGNQVWLILAGGALFAAWPRVYA
AAFSGFYVAMILVLCSLFFRPLAFDYRGKIADARWRKMWDAGLVIGSLVPPVVFGIAFGNLLLGVPFAFTPQLRVEYLGS
FWQLLTPFPLLCGLLSLGMVILQGGVWLQLKTVGVIHLRSQLATKRAALLVMLCFLLAGYWLWVGIDGFVLLAQDANGPS
NPLMKLVAVLPGAWMNNFVESPVLWIFPLLGFFCPLLTVMAIYRGRPGWGFLMASLMQFGVIFTAGITLFPFVMPSSVSP
ISSLTLWDSTSSQLTLSIMLVIVLIFLPIVLLYTLWSYYKMWGRMTTETLRRNENELY</string>
                    <external_references type="UNIPROTKB">P26458</external_references>
                </sequence>
                <ec_number>7.1.1.3</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>Putative cytochrome bd-II ubiquinol oxidase subunit AppX</name>
                <natural_source database="NCBI">
                    <organism ncbi="679895">Escherichia coli BW25113</organism>
                    <strain>K12</strain>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.0035994630000000002</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>MWYLLWFVGILLMCSLSTLVLVWLDPRLKS</string>
                    <external_references type="UNIPROTKB">P24244</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="4">
                <name>HEME B/C</name>
                <molecular_weight>
                    <theoretical units="MDa">0.0006185030000000001</theoretical>
                </molecular_weight>
                <number_of_copies>4</number_of_copies>
                <formula>HEB</formula>
            </ligand>
            <ligand macromolecule_id="5">
                <name>CIS-HEME D HYDROXYCHLORIN GAMMA-SPIROLACTONE</name>
                <molecular_weight>
                    <theoretical units="MDa">0.0006324869999999999</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <formula>HDD</formula>
            </ligand>
            <ligand macromolecule_id="6">
                <name>Aurachin D</name>
                <molecular_weight>
                    <theoretical units="MDa">0.00036353599999999997</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <formula>0NI</formula>
            </ligand>
            <ligand macromolecule_id="7">
                <name>Ubiquinone-8</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000727109</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <formula>UQ8</formula>
            </ligand>
            <ligand macromolecule_id="8">
                <name>water</name>
                <molecular_weight>
                    <theoretical units="MDa">1.8015e-05</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <formula>HOH</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">
                    <concentration units="mg/mL">5.6</concentration>
                    <buffer>
                        <ph>7.0</ph>
                        <component>
                            <concentration units="mM">20.0</concentration>
                            <formula>C7H15NO4S</formula>
                            <name>MOPS</name>
                        </component>
                        <component>
                            <concentration units="mM">20.0</concentration>
                            <formula>NaCl</formula>
                            <name>sodium chloride</name>
                        </component>
                        <component>
                            <concentration units="uM">160.0</concentration>
                            <formula>C25H33NO</formula>
                            <name>Aurachin D</name>
                        </component>
                    </buffer>
                    <grid>
                        <model>Quantifoil R1.2/1.3</model>
                        <material>COPPER</material>
                        <mesh>400</mesh>
                        <support_film film_type_id="1">
                            <film_material>CARBON</film_material>
                            <film_topology>HOLEY ARRAY</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <time units="s">150</time>
                            <atmosphere>AIR</atmosphere>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">277</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                        <details>45 sec incubation, 6.5 sec blotting. </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">70.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">1.4000000000000001</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.4</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>1836</number_real_images>
                            <average_exposure_time units="s">75.0</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">79.0</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>800000</number_selected>
                </particle_selection>
                <ctf_correction>
                    <software_list>
                        <software>
                            <name>CTFFIND</name>
                            <version>4.1</version>
                        </software>
                    </software_list>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
                </ctf_correction>
                <startup_model type_of_model="NONE"/>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C2</point_group>
                    </applied_symmetry>
                    <algorithm>FOURIER SPACE</algorithm>
                    <resolution units="Å" res_type="BY AUTHOR">3.0</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
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                            <name>RELION</name>
                            <version>3.1</version>
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                    <number_images_used>125497</number_images_used>
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                    <type>MAXIMUM LIKELIHOOD</type>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3.1</version>
                        </software>
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                    <type>MAXIMUM LIKELIHOOD</type>
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                            <name>RELION</name>
                            <version>3.1</version>
                        </software>
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            </singleparticle_processing>
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            <b units="Å">212.70001</b>
            <c units="Å">212.70001</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
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                <level>0.035</level>
                <source>AUTHOR</source>
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        <label>::::EMDATABANK.org::::EMD-13048::::</label>
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                <initial_model>
                    <access_code>6RX4</access_code>
                    <chain>
                        <source_name>PDB</source_name>
                        <initial_model_type>experimental model</initial_model_type>
                    </chain>
                </initial_model>
                <refinement_protocol>FLEXIBLE FIT</refinement_protocol>
                <target_criteria>WEIGHTED MAP SUM AT ATOM CENTERS</target_criteria>
                <refinement_space>REAL</refinement_space>
                <overall_bvalue>94.0</overall_bvalue>
            </modelling>
        </modelling_list>
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