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        </sites>
        <key_dates>
            <deposition>2020-03-31</deposition>
            <header_release>2020-09-30</header_release>
            <map_release>2020-09-30</map_release>
            <update>2026-08-12</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Japan Science and Technology</funding_body>
                <code>JPMJCR14M4</code>
                <country>Japan</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Japan Agency for Medical Research and Development (AMED)</funding_body>
                <country>Japan</country>
            </grant_reference>
            <grant_reference>
                <funding_body>Japan Society for the Promotion of Science (JSPS)</funding_body>
                <code>17H03653</code>
                <country>Japan</country>
            </grant_reference>
        </grant_support>
        <title>Cryo-EM structure of a human ATP11C-CDC50A flippase in PtdSer-bound E2BeF state</title>
        <authors_list>
            <author>Abe K</author>
            <author>Nishizawa T</author>
        </authors_list>
        <keywords>Flippase, P-type ATPase, P4-ATPase, Phospholipid, MEMBRANE PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Nakanishi H</author>
                    <author order="2">Nishizawa T</author>
                    <author order="3">Segawa K</author>
                    <author order="4">Nureki O</author>
                    <author order="5">Fujiyoshi Y</author>
                    <author order="6">Nagata S</author>
                    <author order="7">Abe K</author>
                    <title>Transport Cycle of Plasma Membrane Flippase ATP11C by Cryo-EM.</title>
                    <journal_abbreviation>Cell Rep</journal_abbreviation>
                    <country>US</country>
                    <volume>32</volume>
                    <first_page>108208</first_page>
                    <last_page>108208</last_page>
                    <year>2020</year>
                    <external_references type="PUBMED">32997992</external_references>
                    <external_references type="DOI">doi:10.1016/j.celrep.2020.108208</external_references>
                    <external_references type="ISSN">2211-1247</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7bsu</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-30167</accession_id>
                <content_type>associated EM volume</content_type>
                <details>Cryo-EM structure of a human ATP11C-CDC50A flippase in PtdSer-bound E2BeF state</details>
            </db_reference>
        </other_db_list>
    </crossreferences>
    <sample>
        <name>human ATP11C-CDC50A flippase</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>human ATP11C-CDC50A flippase</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.18</theoretical>
                </molecular_weight>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>ATP11C</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.124403617</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>RFCAGEEKRVGTRTVFVGNHPVSETEAYIAQRFCDNRIVSSKYTLWNFLPKNLFEQFRRIANFYFLIIFLVQVTVDTPTS
PVTSGLPLFFVITVTAIKQGYEDWLRHRADNEVNKSTVYIIENAKRVRKESEKIKVGDVVEVQADETFPCDLILLSSCTT
DGTCYVTTASLDGESNCKTHYAVRDTIALCTAESIDTLRAAIECEQPQPDLYKFVGRINIYSNSLEAVARSLGPENLLLK
GATLKNTEKIYGVAVYTGMETKMALNYQGKSQKRSAVEKSINAFLIVYLFILLTKAAVCTTLKYVWQSTPYNDEPWYNQK
TQKERETLKVLKMFTDFLSFMVLFNFIIPVSMYVTVEMQKFLGSFFISWDKDFYDEEINEGALVNTSDLNEELGQVDYVF
TDKTGTLTENSMEFIECCIDGHKYKGVTQEVDGLSQTDGTLTYFDKVDKNREELFLRALCLCHTVEIKTNDAVDGATESA
ELTYISSSPDEIALVKGAKRYGFTFLGNRNGYMRVENQRKEIEEYELLHTLNFDAVRRRMSVIVKTQEGDILLFCKGADS
AVFPRVQNHEIELTKVHVERNAMDGYRTLCVAFKEIAPDDYERINRQLIEAKMALQDREEKMEKVFDDIETNMNLIGATA
VEDKLQDQAAETIEALHAAGLKVWVLTGDKMETAKSTCYACRLFQTNTELLELTTKTIEESERKEDRLHELLIEYRKKLL
HEFPKSTRSFKKAWTEHQEYGLIIDGSTLSLILNSSQDSSSNNYKSIFLQICMKCTAVLCCRMAPLQKAQIVRMVKNLKG
SPITLSIGDGANDVSMILESHVGIGIKGKEGRQAARNSDYSVPKFKHLKKLLLAHGHLYYVRIAHLVQYFFYKNLCFILP
QFLYQFFCGFSQQPLYDAAYLTMYNICFTSLPILAYSLLEQHINIDTLTSDPRLYMKISGNAMLQLGPFLYWTFLAAFEG
TVFFFGTYFLFQTASLEENGKVYGNWTFGTIVFTVLVFTVTLKLALDTRFWTWINHFVIWGSLAFYVFFSFFWGGIIWPF
LKQQRMYFVFAQMLSSVSTWLAIILLIFISLFPEILLIVLKNVR</string>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>Cell cycle control protein 50A</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.040900801</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MAMNYNAKDEVDGGPPCAPGGTAKTRRPDNTAFKQQRLPAWQPILTAGTVLPIFFIIGLIFIPIGIGIFVTSNNIREIEI
DYTGTEPSSPCNKCLSPDVTPCFCTINFTLEKSFEGNVFMYYGLSNFYQNHRRYVKSRDDSQLNGDSSALLNPSKECEPY
RRNEDKPIAPCGAIMNSMFNDTLELFLIGQDSYPIPIALKKKGIAWWTDKNVKFRNPPGGDNLEERFKGTTKPVNWLKPV
YMLDSDPDNNGFINEDFIVWMRTAALPTFRKLYRLIERKSDLHPTLPAGRYWLNVTYNYPVHYFDGRKRMILSTISWMGG
KNPFLGIAYIAVGSISFLLGVVLLVINHKYRNSSNTADITI</string>
                    <external_references type="UNIPROTKB">Q9NV96</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="3">
                <name>MAGNESIUM ION</name>
                <molecular_weight>
                    <theoretical units="MDa">2.4305e-05</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>MG</formula>
            </ligand>
            <ligand macromolecule_id="4">
                <name>O-[(R)-{[(2R)-2,3-bis(octadecanoyloxy)propyl]oxy}(hydroxy)phosphoryl]-L-serine</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000792075</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>P5S</formula>
            </ligand>
            <ligand macromolecule_id="5">
                <name>BERYLLIUM TRIFLUORIDE ION</name>
                <molecular_weight>
                    <theoretical units="MDa">6.600700000000001e-05</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>BEF</formula>
            </ligand>
            <ligand macromolecule_id="6">
                <name>2-acetamido-2-deoxy-beta-D-glucopyranose</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000221208</theoretical>
                </molecular_weight>
                <number_of_copies>4</number_of_copies>
                <formula>NAG</formula>
            </ligand>
            <ligand macromolecule_id="7">
                <name>1-deoxy-alpha-D-mannopyranose</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000164156</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>AH2</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">8</concentration>
                    <buffer>
                        <ph>6.5</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">99</chamber_humidity>
                        <chamber_temperature units="K">298</chamber_temperature>
                        <instrument>FEI VITROBOT MARK IV</instrument>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>TFS 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 K3 (6k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">64.0</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="NONE"/>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">3.2</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>RELION</name>
                            <version>3</version>
                        </software>
                    </software_list>
                    <number_images_used>500000</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="70305">
        <file>emd_30167.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>260</col>
            <row>260</row>
            <sec>260</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>260</x>
            <y>260</y>
            <z>260</z>
        </spacing>
        <cell>
            <a units="Å">215.8</a>
            <b units="Å">215.8</b>
            <c units="Å">215.8</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>-0.077912204</minimum>
            <maximum>0.124472834</maximum>
            <average>0.00030848332</average>
            <std>0.003685559</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">0.83</x>
            <y units="Å">0.83</y>
            <z units="Å">0.83</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.0158</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-30167::::</label>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <refinement_protocol>RIGID BODY FIT</refinement_protocol>
            </modelling>
        </modelling_list>
    </interpretation>
</emd>
