<?xml version="1.0" encoding="UTF-8"?>
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    <admin>
        <current_status>
            <date>2024-10-23</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2023-09-02</deposition>
            <header_release>2023-12-20</header_release>
            <map_release>2023-12-20</map_release>
            <update>2024-10-23</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Not funded</funding_body>
            </grant_reference>
        </grant_support>
        <title>Structure of a class A GPCR/agonist complex</title>
        <authors_list>
            <author>Sun D</author>
            <author>Johnson M</author>
            <author>Masureel M</author>
        </authors_list>
        <keywords>GPCR, agonist, STRUCTURAL PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author order="1">Sun D</author>
                    <author order="2">Sun Y</author>
                    <author ORCID="0000-0002-3177-889X" order="3">Janezic E</author>
                    <author ORCID="0009-0005-1080-3143" order="4">Zhou T</author>
                    <author order="5">Johnson M</author>
                    <author order="6">Azumaya C</author>
                    <author order="7">Noreng S</author>
                    <author order="8">Chiu C</author>
                    <author order="9">Seki A</author>
                    <author order="10">Arenzana TL</author>
                    <author ORCID="0000-0002-3755-7844" order="11">Nicoludis JM</author>
                    <author order="12">Shi Y</author>
                    <author order="13">Wang B</author>
                    <author order="14">Ho H</author>
                    <author ORCID="0000-0003-4324-9976" order="15">Joshi P</author>
                    <author order="16">Tam C</author>
                    <author ORCID="0000-0002-4015-9716" order="17">Payandeh J</author>
                    <author ORCID="0000-0002-5260-6536" order="18">Comps-Agrar L</author>
                    <author order="19">Wang J</author>
                    <author ORCID="0000-0003-2431-0938" order="20">Rutz S</author>
                    <author ORCID="0000-0001-7756-972X" order="21">Koerber JT</author>
                    <author ORCID="0000-0002-4059-6166" order="22">Masureel M</author>
                    <title>Structural basis of antibody inhibition and chemokine activation of the human CC chemokine receptor 8.</title>
                    <journal_abbreviation>Nat Commun</journal_abbreviation>
                    <country>UK</country>
                    <volume>14</volume>
                    <first_page>7940</first_page>
                    <last_page>7940</last_page>
                    <year>2023</year>
                    <external_references type="PUBMED">38040762</external_references>
                    <external_references type="DOI">doi:10.1038/s41467-023-43601-8</external_references>
                    <external_references type="ISSN">2041-1723</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <emdb_list>
            <emdb_reference>
                <emdb_id>EMD-41850</emdb_id>
                <relationship>
                    <other>consensus EM volume</other>
                </relationship>
                <details>Structure of a class A GPCR/agonist complex (Consensus map)</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-41828</emdb_id>
                <relationship>
                    <other>focused EM volume</other>
                </relationship>
                <details>Structure of a class A GPCR/agonist complex (focused map1)</details>
            </emdb_reference>
            <emdb_reference>
                <emdb_id>EMD-41827</emdb_id>
                <relationship>
                    <other>focused EM volume</other>
                </relationship>
                <details>Structure of a class A GPCR/agonist complex (focused map2)</details>
            </emdb_reference>
        </emdb_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>8u1u</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>CCR8 in complex with CCL1 and Gi</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>CCR8 in complex with CCL1 and Gi</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>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>C-C motif chemokine 1,C-C chemokine receptor type 8,EGFP fusion protein</name>
                <natural_source database="NCBI">
                    <organism ncbi="10515">Human adenovirus C serotype 2</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.08323668</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="2021188">Mammalian expression vector Flag-MCS-pcDNA3.1</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>KSMQVPFSRCCFSFCEQEIPLRAILCYRNTSSICSNEGLIFKLKRGKEACALDTVGWVQRHRKMLRHCPSKRKGSGSGSG
SGSGSGSGSGSGSGSGSDYTLDLSVTTVTDYYYPDICSSPCDAELIQTNGKLLLAVFYCLLFVFSLLGNSLVILVLVVCK
KLRSITDVYLLNLALSDLLFVFSFPFQTYYLLDQWVFGTVMCKVVSGFYYIGFYSSMFFITLMSVDRYLAVVHAVYALKV
RTIRMGTTLCLAVWLTAIMATIPLLVFYQVASEDGVLQCYSFYNQQTLKWKIFTNFKMNILGLLIPFTIFMFCYIKILHQ
LKRCQNHNKTKAIRLVLIVVIASLLFWVPFNVVLFLTSLHSMHILDGCSISQQLTYATHVTEIISFTHCCVNPVIYAFVG
EKFKKHLSEIFQKSCSQIFNYLGRQMPRESCEKSSSCQQHSSRSSSVDYILGGSDYKDDDDKGGSLEVLFQGPMVSKGEE
LFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTLKLICTTGKLPVPWPTLVTTLGYGLQCFARYPDHMKQHDFFKS
AMPEGYVQERTIFFKDDGNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYITADKQKNGIKANFK
IRHNIEDGGVQLADHYQQNTPIGDGPVLLPDNHYLSYQSKLSKDPNEKRDHMVLLEFVTAAGITLGMDELYKGSAWSHPQ
FEKGGGSGGGSGGSAWSHPQFEK</string>
                    <external_references type="UNIPROTKB">P22362</external_references>
                    <external_references type="UNIPROTKB">P51685</external_references>
                    <external_references type="UNIPROTKB">A0A6M5E0N3</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <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">0.043182078</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="562">Escherichia coli</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MKKHHHHHHHHHHENLYFQGGSMGCTLSAEDKAAVERSKMIDRNLREDGEKAAREVKLLLLGAGESGKSTIVKQMKIIHE
AGYSEEECKQYKAVVYSNTIQSIIAIIRAMGRLKIDFGDSARADDARQLFVLAGAAEEGFMTAELAGVIKRLWKDSGVQA
CFNRSREYQLNDSAAYYLNDLDRIAQPNYIPTQQDVLRTRVKTTGIVETHFTFKDLHFKMFDVGGQRSERKKWIHCFEGV
TAIIFCVALSDYDLVLAEDEEMNRMHESMKLFDSICNNKWFTDTSIILFLNKKDLFEEKIKKSPLTICYPEYAGSNTYEE
AAAYIQCQFEDLNKRKDTKEIYTHFTCATDTKNVQFVFDAVTDVIIKNNLKDCGLF</string>
                    <external_references type="UNIPROTKB">P63096</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <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">0.039518120999999996</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>MHHHHHHHHGENLYFQGSSELDQLRQEAEQLKNQIRDARKACADATLSQITNNIDPVGRIQMRTRRTLRGHLAKIYAMHW
GTDSRLLVSASQDGKLIIWDSYTTNKVHAIPLRSSWVMTCAYAPSGNYVACGGLDNICSIYNLKTREGNVRVSRELAGHT
GYLSCCRFLDDNQIVTSSGDTTCALWDIETGQQTTTFTGHTGDVMSLSLAPDTRLFVSGACDASAKLWDVREGMCRQTFT
GHESDINAICFFPNGNAFATGSDDATCRLFDLRADQELMTYSHDNIICGITSVSFSKSGRLLLAGYDDFNCNVWDALKAD
RAGVLAGHDNRVSCLGVTDDGMAVATGSWDSFLKIWN</string>
                    <external_references type="UNIPROTKB">P62873</external_references>
                </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>scFv fragment</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.028124386999999997</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>AGSDVQLVESGGGLVQPGGSRKLSCSASGFAFSSFGMHWVRQAPEKGLEWVAYISSGSGTIYYADTVKGRFTISRDDPKN
TLFLQMTSLRSEDTAMYYCVRSIYYYGSSPFDFWGQGTTLTVSSGGSDIVMTQATSSVPVTPGESVSISCRSSKSLLHSN
GNTYLYWFLQRPGQSPQLLIYRMSNLASGVPDRFSGSGSGTAFTLTISRLEAEDVGVYYCMQHLEYPLTFGAGTKLELKA
AAGNSLVPRGSHHHHHHHH</string>
                </sequence>
            </protein_or_peptide>
            <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>1</number_of_copies>
                <formula>NAG</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>7.5</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                    </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_defocus_min units="µm">0.8</nominal_defocus_min>
                    <nominal_defocus_max units="µm">1.8</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>FEI FALCON IV (4k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">40.814</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>
                <startup_model type_of_model="OTHER"/>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">3.1</resolution>
                    <resolution_method>OTHER</resolution_method>
                    <number_images_used>201761</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>OTHER</type>
                    <details>Ab initio in cryoSPARC</details>
                </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="95552">
        <file>emd_41829.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>288</col>
            <row>288</row>
            <sec>288</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>288</x>
            <y>288</y>
            <z>288</z>
        </spacing>
        <cell>
            <a units="Å">292.4064</a>
            <b units="Å">292.4064</b>
            <c units="Å">292.4064</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
        </cell>
        <axis_order>
            <fast>Z</fast>
            <medium>Y</medium>
            <slow>X</slow>
        </axis_order>
        <statistics>
            <minimum>-28.686769999999999</minimum>
            <maximum>70.167950000000005</maximum>
            <average>0.00664046</average>
            <std>1.1446072</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">1.0153</x>
            <y units="Å">1.0153</y>
            <z units="Å">1.0153</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>8.33</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-41829::::</label>
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