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    <admin>
        <current_status>
            <date>2025-06-25</date>
            <code>REL</code>
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            <revision version="1.0" date="2024-12-11">
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                        <provider>REPOSITORY</provider>
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            <revision version="1.1" date="2025-06-25">
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                            <category>citation</category>
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                            <category>em_admin</category>
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        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2024-03-19</deposition>
            <header_release>2024-12-11</header_release>
            <map_release>2024-12-11</map_release>
            <update>2025-06-25</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)</funding_body>
                <code>R01AI165782</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)</funding_body>
                <code>AI108889</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Science Foundation (NSF, United States)</funding_body>
                <code>MCB1902449</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)</funding_body>
                <code>R01NS108151</code>
                <country>United States</country>
            </grant_reference>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of Diabetes and Digestive and Kidney Disease (NIH/NIDDK)</funding_body>
                <code>R01DK135088</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>NorA in inward-open conformation (NorA-BRIL fusion)</title>
        <authors_list>
            <author>Xie P</author>
            <author>Li Y</author>
            <author>Kuang H</author>
            <author>Wang DN</author>
            <author>Traaseth NJ</author>
        </authors_list>
        <keywords>membrane protein, Staphylococcus aureus, antibiotic resistance, efflux pump, TRANSPORT PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0001-8456-3801" order="1">Xie P</author>
                    <author order="2">Li Y</author>
                    <author order="3">Lamon G</author>
                    <author order="4">Kuang H</author>
                    <author ORCID="0000-0002-6496-4699" order="5">Wang DN</author>
                    <author ORCID="0000-0002-1185-6088" order="6">Traaseth NJ</author>
                    <title>A fiducial-assisted strategy compatible with resolving small MFS transporter structures in multiple conformations using cryo-EM.</title>
                    <journal_abbreviation>Nat Commun</journal_abbreviation>
                    <country>UK</country>
                    <volume>16</volume>
                    <first_page>7</first_page>
                    <last_page>7</last_page>
                    <year>2025</year>
                    <external_references type="PUBMED">39746942</external_references>
                    <external_references type="DOI">doi:10.1038/s41467-024-54986-5</external_references>
                    <external_references type="ISSN">2041-1723</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>9b3m</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>NorA-BRIL(3A)-FabBRIL</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>NorA-BRIL(3A)-FabBRIL</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <details>FabBRIL was added but not built in model due to masking. Here is its sequence:
Heavy chain: SEVQLVESGGGLVQPGGSLRLSCAASGFNVVDFSLHWVRQAPGKGLEWVAYISSSSGSTSYADSVKGRFTISADTSKNTAYLQMNSLRAEDTAVYYCARWGYWPGEPWWKAFDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKS
Light chain: 
DIQMTQSPSSLSASVGDRVTITCRASQSVSSAVAWYQQKPGKAPKLLIYSASSLYSGVPSRFSGSRSGTDFTLTISSLQPEDFATYYCQQYLYYSLVTFGQGTKVEIKRTVAAPSVFIFPPSDSQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRG</details>
                <natural_source database="NCBI">
                    <organism ncbi="1280">Staphylococcus aureus</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>NorA-BRIL(3A) fusion</name>
                <natural_source database="NCBI">
                    <organism ncbi="1280">Staphylococcus aureus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.053388516000000004</theoretical>
                </molecular_weight>
                <details>NorA-BRIL(3A) fusion details: M1 to R380 is NorA domain; A381 to A383 is the 3A linker; A384 to L490 is Bril domain (most residues for Bril domain were not built since a mask was added only around NorA domain during data processing)</details>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="469008">Escherichia coli BL21(DE3)</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MNKQIFVLYFNIFLIFLGIGLVIPVLPVYLKDLGLTGSDLGLLVAAFALSQMIISPFGGTLADKLGKKLIICIGLILFSV
SEFMFAVGHNFSVLMLSRVIGGMSAGMVMPGVTGLIADISPSHQKAKNFGYMSAIINSGFILGPGIGGFMAEVSHRMPFY
FAGALGILAFIMSIVLIHDPKKSTTSGFQKLEPQLLTKINWKVFITPVILTLVLSFGLSAFETLYSLYTADKVNYSPKDI
SIAITGGGIFGALFQIYFFDKFMKYFSELTFIAWSLLYSVVVLILLVFANDYWSIMLISFVVFIGFDMIRPAITNYFSNI
AGERQGFAGGLNSTFTSMGNFIGPLIAGALFDVHIEAPIYMAIGVSLAGVVIVLIEKQHRAAAADLEDNWETLNDNLKVI
EKADNAAQVKDALTKMRAAALDAQKATPPKLEDKSPDSPEMKDFRHGFDILVGQIDDALKLANEGKVKEAQAAAEQLKTT
RNAYIQKYL</string>
                    <external_references type="UNIPROTKB">Q53459</external_references>
                </sequence>
            </protein_or_peptide>
        </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>5.0</ph>
                        <component>
                            <concentration units="mM">400.0</concentration>
                            <formula>NaCl</formula>
                            <name>Sodium Chloride</name>
                        </component>
                        <component>
                            <concentration units="mM">50.0</concentration>
                            <name>Sodium Acetate</name>
                        </component>
                        <details>400 mM NaCl, 50 mM sodium acetate, pH 5.0</details>
                    </buffer>
                    <grid>
                        <model>Quantifoil R1.2/1.3</model>
                        <material>GOLD</material>
                        <mesh>300</mesh>
                        <support_film film_type_id="1">
                            <film_material>GOLD</film_material>
                            <film_topology>HOLEY</film_topology>
                        </support_film>
                        <pretreatment>
                            <type>GLOW DISCHARGE</type>
                            <time units="s">25</time>
                            <atmosphere>OTHER</atmosphere>
                        </pretreatment>
                        <details>hold for 10 sec before 25sec glow discharging</details>
                    </grid>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">281</chamber_temperature>
                    </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">100.0</c2_aperture_diameter>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_defocus_min units="µm">1.0</nominal_defocus_min>
                    <nominal_defocus_max units="µm">1.8</nominal_defocus_max>
                    <nominal_magnification>105000.0</nominal_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <temperature>
                        <temperature_min units="K">77.0</temperature_min>
                        <temperature_max units="K">77.0</temperature_max>
                    </temperature>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 BIOQUANTUM (6k x 4k)</film_or_detector_model>
                            <digitization_details>
                                <dimensions>
                                    <width units="pixel">5760</width>
                                    <height units="pixel">4092</height>
                                </dimensions>
                            </digitization_details>
                            <average_exposure_time units="s">1.2</average_exposure_time>
                            <average_electron_dose_per_image units="e/Å^2">55.54</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>1812072</number_selected>
                    <details>Topaz Training</details>
                </particle_selection>
                <ctf_correction>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>v3.3.1</version>
                            <processing_details>Patch CTF estimation</processing_details>
                        </software>
                    </software_list>
                    <details>Patch CTF estimation (multi) was used for CTF correction</details>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
                </ctf_correction>
                <startup_model type_of_model="OTHER">
                    <details>Ab0initio reconstruction</details>
                </startup_model>
                <final_reconstruction>
                    <number_classes_used>1</number_classes_used>
                    <resolution units="Å" res_type="BY AUTHOR">3.21</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>v3.3.1</version>
                        </software>
                    </software_list>
                    <number_images_used>159621</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>OTHER</type>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>v3.3.1</version>
                        </software>
                    </software_list>
                    <details>Branch-and-bound Maximum Likelihood</details>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>OTHER</type>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>v3.3.1</version>
                        </software>
                    </software_list>
                    <details>Branch-and-bound Maximum Likelihood</details>
                </final_angle_assignment>
                <final_three_d_classification>
                    <number_classes>2</number_classes>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>v3.3.1</version>
                        </software>
                    </software_list>
                    <details>2 classes contain 53756 and 105865 particles respectively</details>
                </final_three_d_classification>
            </singleparticle_processing>
        </structure_determination>
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                    <chain>
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                        <initial_model_type>other</initial_model_type>
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                    <details>Alphafold2 prediction</details>
                </initial_model>
                <refinement_protocol>RIGID BODY FIT</refinement_protocol>
                <refinement_space>REAL</refinement_space>
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