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    <admin>
        <current_status>
            <date>2024-11-20</date>
            <code>REL</code>
            <processing_site>PDBj</processing_site>
        </current_status>
        <sites>
            <deposition>PDBj</deposition>
            <last_processing>PDBj</last_processing>
        </sites>
        <key_dates>
            <deposition>2021-02-07</deposition>
            <header_release>2021-04-14</header_release>
            <map_release>2021-04-14</map_release>
            <update>2024-11-20</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Natural Science Foundation of China (NSFC)</funding_body>
                <code>31770796</code>
                <country>China</country>
            </grant_reference>
        </grant_support>
        <title>Serotonin 1E (5-HT1E) receptor-Gi protein complex</title>
        <authors_list>
            <author>Xu P</author>
            <author>Huang S</author>
        </authors_list>
        <keywords>Serotonin, 5-HT1e, BRL-54443, GPCR, Complex, G protein, Gi, SIGNALING PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0003-3590-4037" order="1">Xu P</author>
                    <author ORCID="0000-0001-5653-0260" order="2">Huang S</author>
                    <author ORCID="0000-0003-3025-0185" order="3">Zhang H</author>
                    <author ORCID="0000-0001-5349-8592" order="4">Mao C</author>
                    <author order="5">Zhou XE</author>
                    <author ORCID="0000-0003-3735-645X" order="6">Cheng X</author>
                    <author ORCID="0000-0003-4550-4248" order="7">Simon IA</author>
                    <author ORCID="0000-0001-8757-4602" order="8">Shen DD</author>
                    <author order="9">Yen HY</author>
                    <author ORCID="0000-0001-7829-5505" order="10">Robinson CV</author>
                    <author ORCID="0000-0002-9326-9644" order="11">Harpsoe K</author>
                    <author order="12">Svensson B</author>
                    <author order="13">Guo J</author>
                    <author ORCID="0000-0003-0656-6315" order="14">Jiang H</author>
                    <author ORCID="0000-0002-4299-7561" order="15">Gloriam DE</author>
                    <author ORCID="0000-0002-9125-4027" order="16">Melcher K</author>
                    <author ORCID="0000-0002-0723-1413" order="17">Jiang Y</author>
                    <author ORCID="0000-0003-2189-0244" order="18">Zhang Y</author>
                    <author ORCID="0000-0002-6829-8144" order="19">Xu HE</author>
                    <title>Structural insights into the lipid and ligand regulation of serotonin receptors.</title>
                    <journal_abbreviation>Nature</journal_abbreviation>
                    <country>UK</country>
                    <volume>592</volume>
                    <first_page>469</first_page>
                    <last_page>473</last_page>
                    <year>2021</year>
                    <external_references type="PUBMED">33762731</external_references>
                    <external_references type="DOI">doi:10.1038/s41586-021-03376-8</external_references>
                    <external_references type="ISSN">1476-4687</external_references>
                    <external_references type="CSD">0006</external_references>
                    <external_references type="ASTM">NATUAS</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7e33</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Serotonin 1E (5-HT1E) receptor-Gi protein complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Serotonin 1E (5-HT1E) receptor-Gi protein complex</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>
                        <macromolecule_id>5</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
            </complex_supramolecule>
            <complex_supramolecule supramolecule_id="2">
                <name>receptor-Gi protein</name>
                <parent>1</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>4</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>5</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>scFv16</name>
                <parent>1</parent>
                <macromolecule_list>
                    <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>Guanine nucleotide-binding protein G(i) subunit alpha-1</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.040414046999999995</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MGCTLSAEDKAAVERSKMIDRNLREDGEKAAREVKLLLLGAGESGKNTIVKQMKIIHEAGYSEEECKQYKAVVYSNTIQS
IIAIIRAMGRLKIDFGDSARADDARQLFVLAGAAEEGFMTAELAGVIKRLWKDSGVQACFNRSREYQLNDSAAYYLNDLD
RIAQPNYIPTQQDVLRTRVKTTGIVETHFTFKDLHFKMFDVGAQRSERKKWIHCFEGVTAIIFCVALSDYDLVLAEDEEM
NRMHASMKLFDSICNNKWFTDTSIILFLNKKDLFEEKIKKSPLTICYPEYAGSNTYEEAAAYIQCQFEDLNKRKDTKEIY
THFTCSTDTKNVQFVFDAVTDVIIKNNLKDCGLF</string>
                    <external_references type="UNIPROTKB">P63096</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.037915496</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MGSLLQSELDQLRQEAEQLKNQIRDARKACADATLSQITNNIDPVGRIQMRTRRTLRGHLAKIYAMHWGTDSRLLVSASQ
DGKLIIWDSYTTNKVHAIPLRSSWVMTCAYAPSGNYVACGGLDNICSIYNLKTREGNVRVSRELAGHTGYLSCCRFLDDN
QIVTSSGDTTCALWDIETGQQTTTFTGHTGDVMSLSLAPDTRLFVSGACDASAKLWDVREGMCRQTFTGHESDINAICFF
PNGNAFATGSDDATCRLFDLRADQELMTYSHDNIICGITSVSFSKSGRLLLAGYDDFNCNVWDALKADRAGVLAGHDNRV
SCLGVTDDGMAVATGSWDSFLKIWN</string>
                    <external_references type="UNIPROTKB">P62873</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>scFv16</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.026466486</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>DVQLVESGGGLVQPGGSRKLSCSASGFAFSSFGMHWVRQAPEKGLEWVAYISSGSGTIYYADTVKGRFTISRDDPKNTLF
LQMTSLRSEDTAMYYCVRSIYYYGSSPFDFWGQGTTLTVSSGGGGSGGGGSGGGGSDIVMTQATSSVPVTPGESVSISCR
SSKSLLHSNGNTYLYWFLQRPGQSPQLLIYRMSNLASGVPDRFSGSGSGTAFTLTISRLEAEDVGVYYCMQHLEYPLTFG
AGTKLELK</string>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="4">
                <name>Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.007861143</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MASNNTASIAQARKLVEQLKMEANIDRIKVSKAAADLMAYCEAHAKEDPLLTPVPASENPFREKKFFCAIL</string>
                    <external_references type="UNIPROTKB">P59768</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="5">
                <name>Soluble cytochrome b562,5-hydroxytryptamine receptor 1E</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.057528370999999995</theoretical>
                </molecular_weight>
                <details>The BRIL (soluble cytochrome b562) protein was used as the expression tag</details>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>DYKDDDDAKLQTMHHHHHHHHHHADLEDNWETLNDNLKVIEKADNAAQVKDALTKMRAAALDAQKATPPKLEDKSPDSPE
MKDFRHGFDILVGQIDDALKLANEGKVKEAQAAAEQLKTTRNAYIQKYLASENLYFQGGTNITNCTTEASMAIRPKTITE
KMLICMTLVVITTLTTLLNLAVIMAIGTTKKLHQPANYLICSLAVTDLLVAVLVMPLSIIYIVMDRWKLGYFLCEVWLSV
DMTCCTCSIWHLCVIALDRYWAITNAIEYARKRTAKRAALMILTVWTISIFISMPPLFWRSHRRLSPPPSQCTIQHDHVI
YTIYSTLGAFYIPLTLILILYYRIYHAAKSLYQKRGSSRHLSNRSTDSQNSFASCKLTQTFCVSDFSTSDPTTEFEKFHA
SIRIPPFDNDLDHPGERQQISSTRERKAARILGLILGAFILSWLPFFIKELIVGLSIYTVSSEVADFLTWLGYVNSLINP
LLYTSFNEDFKLAFKKLIRCREHT</string>
                    <external_references type="UNIPROTKB">P0ABE7</external_references>
                    <external_references type="UNIPROTKB">P28566</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="6">
                <name>3-(1-methylpiperidin-4-yl)-1H-indol-5-ol</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000230306</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>HVU</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>7.4</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                        <chamber_temperature units="K">277</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>
                    <nominal_cs units="mm">2.7</nominal_cs>
                    <nominal_magnification>29000.0</nominal_magnification>
                    <calibrated_magnification>49310.0</calibrated_magnification>
                    <specimen_holder_model>FEI TITAN KRIOS AUTOGRID HOLDER</specimen_holder_model>
                    <cooling_holder_cryogen>NITROGEN</cooling_holder_cryogen>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K2 SUMMIT (4k x 4k)</film_or_detector_model>
                            <detector_mode>COUNTING</detector_mode>
                            <average_electron_dose_per_image units="e/Å^2">62.0</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>1486169</number_selected>
                </particle_selection>
                <startup_model type_of_model="NONE"/>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">2.9</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <number_images_used>163354</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>RANDOM ASSIGNMENT</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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