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        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2017-10-26</deposition>
            <header_release>2017-11-08</header_release>
            <map_release>2018-04-11</map_release>
            <update>2025-07-02</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Swiss National Science Foundation, National Centre of Competence in Research (NCCR) TransCure</funding_body>
                <country>Switzerland</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Swiss Federal Institute of Technology Zurich (ETH Zurich)</funding_body>
                <code>ETH-22-14-1</code>
                <country>Switzerland</country>
            </grant_reference>
        </grant_support>
        <title>Structure of inhibitor-bound ABCG2</title>
        <authors_list>
            <author>Jackson SM</author>
            <author>Manolaridis I</author>
        </authors_list>
        <keywords>Multidrug transporter, ABCG2, MZ29, inhibitor, MEMBRANE PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Jackson SM</author>
                    <author order="2">Manolaridis I</author>
                    <author order="3">Kowal J</author>
                    <author order="4">Zechner M</author>
                    <author order="5">Taylor NMI</author>
                    <author order="6">Bause M</author>
                    <author order="7">Bauer S</author>
                    <author order="8">Bartholomaeus R</author>
                    <author order="9">Bernhardt G</author>
                    <author order="10">Koenig B</author>
                    <author order="11">Buschauer A</author>
                    <author order="12">Stahlberg H</author>
                    <author order="13">Altmann KH</author>
                    <author order="14">Locher KP</author>
                    <title>Structural basis of small-molecule inhibition of human multidrug transporter ABCG2.</title>
                    <journal_abbreviation>Nat. Struct. Mol. Biol.</journal_abbreviation>
                    <country>US</country>
                    <volume>25</volume>
                    <first_page>333</first_page>
                    <last_page>340</last_page>
                    <year>2018</year>
                    <external_references type="PUBMED">29610494</external_references>
                    <external_references type="DOI">doi:10.1038/s41594-018-0049-1</external_references>
                    <external_references type="ISSN">1545-9985</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>6eti</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>inhibitor-bound ABCG2</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>inhibitor-bound ABCG2</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="2">
                <name>ABCG2</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="9606">HOMO SAPIENS</organism>
                </natural_source>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="3">
                <name>inhibitor</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="10090">MUS MUSCULUS</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>ATP-binding cassette sub-family G member 2</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.072385852</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSSSNVEVFIPVSQGNTNGFPATASNDLKAFTEGAVLSFHNICYRVKLKSGFLPCRKPVEKEILSNINGIMKPGLNAILG
PTGGGKSSLLDVLAARKDPSGLSGDVLINGAPRPANFKCNSGYVVQDDVVMGTLTVRENLQFSAALRLATTMTNHEKNER
INRVIQELGLDKVADSKVGTQFIRGVSGGERKRTSIGMELITDPSILFLDEPTTGLDSSTANAVLLLLKRMSKQGRTIIF
SIHQPRYSIFKLFDSLTLLASGRLMFHGPAQEALGYFESAGYHCEAYNNPADFFLDIINGDSTAVALNREEDFKATEIIE
PSKQDKPLIEKLAEIYVNSSFYKETKAELHQLSGGEKKKKITVFKEISYTTSFCHQLRWVSKRSFKNLLGNPQASIAQII
VTVVLGLVIGAIYFGLKNDSTGIQNRAGVLFFLTTNQCFSSVSAVELFVVEKKLFIHEYISGYYRVSSYFLGKLLSDLLP
MRMLPSIIFTCIVYFMLGLKPKADAFFVMMFTLMMVAYSASSMALAIAAGQSVVSVATLLMTICFVFMMIFSGLLVNLTT
IASWLSWLQYFSIPRYGFTALQHNEFLGQNFCPGLNATGNNPCNYATCTGEEYLVKQGIDLSPWGLWKNHVALACMIVIF
LTIAYLKLLFLKKYS</string>
                    <external_references type="UNIPROTKB">Q9UNQ0</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>5D3(Fab) light chain variable domain</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.023594016</theoretical>
                </molecular_weight>
                <details>The variable domain of the light chain of 5D3(Fab)</details>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="10090">Mus musculus</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>DIVLTQSPSSFSVSLGDRVTISCKASGYILNRLAWYQQKPGNAPRLLISGATSLETGFPSRFSGTGSGKDYTLSISSLQT
EDVGTYYCQQYWSTPWTFGGGTKLEIRRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVL
NSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC</string>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>5D3(Fab) heavy chain variable domain</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.023843633</theoretical>
                </molecular_weight>
                <details>The variable domain of the heavy chain of 5D3(Fab)</details>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="10090">Mus musculus</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>QVQLQESGPGLVKPSQSLSLTCTVTGFSITSDYAWNWIRQFPGKKLEWMGYINFDGGTTYNPSLRGRISITRDTSKNQFF
LQLRSVTPEDTATYYCATFYGAKGTLDYWGQGTSVTVSSAKTTPPSVYPLAPVCGDTSGSSVTLGCLVKGYFPEPVTLTW
NSGSLSSGVHTFPAVLQSDLYTLSSSVTVTSSTWPSQSITCNVAHPASSTKVDKKIEPRGP</string>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="5">
                <name>~{tert}-butyl 3-[(2~{S},5~{S},8~{S})-14-cyclopentyloxy-2-(2-methylpropyl)-4,7-bis(oxidanylidene)-3,6,17-triazatetracyclo[8.7.0.0^{3,8}.0^{11,16}]heptadeca-1(10),11,13,15-tetraen-5-yl]propanoate</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000523664</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <formula>BWQ</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">0.4</concentration>
                    <buffer>
                        <ph>7.5</ph>
                    </buffer>
                    <grid>
                        <model>Quantifoil R1.2/1.3</model>
                        <material>COPPER</material>
                        <mesh>300</mesh>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                        </pretreatment>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE-PROPANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">277</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>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K2 SUMMIT (4k x 4k)</film_or_detector_model>
                            <number_real_images>4094</number_real_images>
                            <average_exposure_time units="s">0.2</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">2.0</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>
                <ctf_correction>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
                </ctf_correction>
                <startup_model type_of_model="PDB ENTRY">
                    <details>5NJ3</details>
                </startup_model>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">3.1</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                        </software>
                    </software_list>
                    <number_images_used>284831</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>PROJECTION MATCHING</type>
                    <projection_matching_processing/>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>PROJECTION MATCHING</type>
                    <projection_matching_processing/>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <file>emd_3953.map.gz</file>
        <symmetry>
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        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>384</col>
            <row>384</row>
            <sec>384</sec>
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        <spacing>
            <x>384</x>
            <y>384</y>
            <z>384</z>
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        <cell>
            <a units="Å">322.56</a>
            <b units="Å">322.56</b>
            <c units="Å">322.56</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>-0.16035369</minimum>
            <maximum>0.29498184</maximum>
            <average>-0.0000047451895</average>
            <std>0.005259065</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">0.84</x>
            <y units="Å">0.84</y>
            <z units="Å">0.84</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.038</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-3953::::</label>
        <annotation_details>The local-resolution filtered map of ABCG2-MZ29-Fab</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <overall_bvalue>98.0</overall_bvalue>
            </modelling>
        </modelling_list>
        <additional_map_list>
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                <file>emd_3953_additional_1.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>384</col>
                    <row>384</row>
                    <sec>384</sec>
                </dimensions>
                <origin>
                    <col>0</col>
                    <row>0</row>
                    <sec>0</sec>
                </origin>
                <spacing>
                    <x>384</x>
                    <y>384</y>
                    <z>384</z>
                </spacing>
                <cell>
                    <a units="Å">322.56</a>
                    <b units="Å">322.56</b>
                    <c units="Å">322.56</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>-0.16072826</minimum>
                    <maximum>0.27887657</maximum>
                    <average>0.00043866824</average>
                    <std>0.0053286776</std>
                </statistics>
                <pixel_spacing>
                    <x units="Å">0.84</x>
                    <y units="Å">0.84</y>
                    <z units="Å">0.84</z>
                </pixel_spacing>
                <contour_list>
                    <contour primary="true">
                        <source>AUTHOR</source>
                    </contour>
                </contour_list>
                <label>::::EMDATABANK.org::::D_1200007232::::</label>
                <annotation_details>The post-processed map of ABCG2-MZ29-Fab</annotation_details>
            </additional_map>
        </additional_map_list>
    </interpretation>
</emd>
