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    <admin>
        <current_status>
            <date>2025-05-28</date>
            <code>REL</code>
            <processing_site>RCSB</processing_site>
        </current_status>
        <revision_history>
            <revision version="1.0" date="2025-05-28">
                <change_list>
                    <model>
                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
                    </model>
                </change_list>
            </revision>
        </revision_history>
        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
        </sites>
        <key_dates>
            <deposition>2024-05-17</deposition>
            <header_release>2025-05-28</header_release>
            <map_release>2025-05-28</map_release>
            <update>2025-05-28</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)</funding_body>
                <code>NS028471</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>Structure of the LM189-Bound beta2AR-Gi Complex</title>
        <authors_list>
            <author>Casiraghi M</author>
            <author>Wang H</author>
            <author>Kobilka BK</author>
        </authors_list>
        <keywords>GPCR, SIGNALING PROTEIN-IMMUNE SYSTEM complex</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0003-0627-2288" order="1">Casiraghi M</author>
                    <author ORCID="0000-0003-0277-3018" order="2">Wang H</author>
                    <author ORCID="0000-0001-6287-7551" order="3">Brennan PC</author>
                    <author order="4">Habrian C</author>
                    <author ORCID="0000-0002-7892-599X" order="5">Hubner H</author>
                    <author ORCID="0000-0002-7055-2439" order="6">Schmidt MF</author>
                    <author ORCID="0000-0002-0513-3158" order="7">Maul L</author>
                    <author ORCID="0000-0003-4811-4632" order="8">Pani B</author>
                    <author ORCID="0000-0002-9310-8349" order="9">Bahriz SMFM</author>
                    <author order="10">Xu B</author>
                    <author order="11">Staffen N</author>
                    <author ORCID="0000-0003-2352-685X" order="12">Assafa TE</author>
                    <author ORCID="0009-0002-3834-8048" order="13">Chen B</author>
                    <author order="14">White E</author>
                    <author ORCID="0000-0003-1702-8619" order="15">Sunahara RK</author>
                    <author ORCID="0000-0003-0805-4049" order="16">Inoue A</author>
                    <author ORCID="0000-0003-1786-9143" order="17">Xiang YK</author>
                    <author ORCID="0000-0003-1472-7545" order="18">Lefkowitz RJ</author>
                    <author order="19">Isacoff EY</author>
                    <author ORCID="0000-0001-8034-4492" order="20">Nucci N</author>
                    <author ORCID="0000-0002-4127-197X" order="21">Gmeiner P</author>
                    <author ORCID="0000-0002-8173-4879" order="22">Lerch MT</author>
                    <author ORCID="0000-0001-5958-3990" order="23">Kobilka BK</author>
                    <title>Structure and dynamics determine G protein coupling specificity at a class A GPCR.</title>
                    <journal_abbreviation>Sci Adv</journal_abbreviation>
                    <country>US</country>
                    <volume>11</volume>
                    <first_page>eadq3971</first_page>
                    <last_page>eadq3971</last_page>
                    <year>2025</year>
                    <external_references type="PUBMED">40106559</external_references>
                    <external_references type="DOI">doi:10.1126/sciadv.adq3971</external_references>
                    <external_references type="ISSN">2375-2548</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>9buy</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>beta2 adrenergic receptor-Gi protein complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>beta2 adrenergic 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>
                <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>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">0.040415031000000004</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7111">Trichoplusia ni</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MGCTLSAEDKAAVERSKMIDRNLREDGEKAAREVKLLLLGAGESGKSTIVKQMKIIHEAGYSEEECKQYKAVVYSNTIQS
IIAIIRAMGRLKIDFGDSARADDARQLFVLAGAAEEGFMTAELAGVIKRLWKDSGVQACFNRSREYQLNDSAAYYLNDLD
RIAQPNYIPTQQDVLRTRVKTTGIVETHFTFKDLHFKMFDVGGQRSERKKWIHCFEGVTAIIFCVALSDYDLVLAEDEEM
NRMHESMKLFDSICNNKWFTDTSIILFLNKKDLFEEKIKKSPLTICYPEYAGSNTYEEAAAYIQCQFEDLNKRKDTKEIY
THFTCATDTKNVQFVFDAVTDVIIKNNLKDCGLF</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">0.037671102</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7111">Trichoplusia ni</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>PGSSGSELDQLRQEAEQLKNQIRDARKACADATLSQITNNIDPVGRIQMRTRRTLRGHLAKIYAMHWGTDSRLLVSASQD
GKLIIWDSYTTNKVHAIPLRSSWVMTCAYAPSGNYVACGGLDNICSIYNLKTREGNVRVSRELAGHTGYLSCCRFLDDNQ
IVTSSGDTTCALWDIETGQQTTTFTGHTGDVMSLSLAPDTRLFVSGACDASAKLWDVREGMCRQTFTGHESDINAICFFP
NGNAFATGSDDATCRLFDLRADQELMTYSHDNIICGITSVSFSKSGRLLLAGYDDFNCNVWDALKADRAGVLAGHDNRVS
CLGVTDDGMAVATGSWDSFLKIWN</string>
                    <external_references type="UNIPROTKB">P62873</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <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="7111">Trichoplusia ni</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="4">
                <name>scFv16</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.027784896</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7111">Trichoplusia ni</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>DVQLVESGGGLVQPGGSRKLSCSASGFAFSSFGMHWVRQAPEKGLEWVAYISSGSGTIYYADTVKGRFTISRDDPKNTLF
LQMTSLRSEDTAMYYCVRSIYYYGSSPFDFWGQGTTLTVSSGGGGSGGGGSGGGGSDIVMTQATSSVPVTPGESVSISCR
SSKSLLHSNGNTYLYWFLQRPGQSPQLLIYRMSNLASGVPDRFSGSGSGTAFTLTISRLEAEDVGVYYCMQHLEYPLTFG
AGTKLELKAAAHHHHHHHH</string>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="5">
                <name>Beta-2 adrenergic receptor</name>
                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.051767242</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>MKTIIALSYIFCLVFADYKDDDDAMGQPGNGSAFLLAPNRSHAPDHDVENLYFQGTQQRDEVWVVGMGIVMSLIVLAIVF
GNVLVITAIAKFERLQTVTNYFITSLACADLVMGLAVVPFGAAHILTKTWTFGNFWCEFWTSIDVLCVTASIETLCVIAV
DRYFAITSPFKYQSLLTKNKARVIILMVWIVSGLTSFLPIQMHWYRATHQEAINCYAEETCCDFFTNQAYAIASSIVSFY
VPLVIMVFVYSRVFQEAKRQLQKIDKSEGRFHVQNLSQVEQDGRTGHGLRRSSKFCLKEHKALKTLGIIMGTFTLCWLPF
FIVNIVHVIQDNLIRKEVYILLNWIGYVNSGFNPLIYCRSPDFRIAFQELLCLRRSSLKAYGNGYSSNGNTGEQSGLEVL
FQGPYHVEQEKENKLLAEDLPGTEDFVGHQGTVPSDNIDSQGRNASTNDSLLETSQVAPA</string>
                    <external_references type="UNIPROTKB">P07550</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="6">
                <name>CHOLESTEROL</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000386654</theoretical>
                </molecular_weight>
                <number_of_copies>3</number_of_copies>
                <formula>CLR</formula>
            </ligand>
            <ligand macromolecule_id="7">
                <name>4-[(1R)-1-hydroxy-2-{[6-(4-phenylbutoxy)hexyl]amino}ethyl]benzene-1,2-diol</name>
                <molecular_weight>
                    <theoretical units="MDa">0.00040153899999999996</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>A1ASM</formula>
            </ligand>
            <ligand macromolecule_id="8">
                <name>N-[(3R)-4-(4-tert-butylphenyl)-3-({2-[(4-methoxyphenyl)sulfanyl]-5-[methyl(propan-2-yl)sulfamoyl]benzene-1-carbonyl}amino)butanoyl]glycine</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000669851</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>KBY</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>7.0</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">0.7000000000000001</nominal_defocus_min>
                    <nominal_defocus_max units="µm">2.0</nominal_defocus_max>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 BIOQUANTUM (6k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">52.5</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">
                    <pdb_model>
                        <pdb_id>3SN6</pdb_id>
                    </pdb_model>
                </startup_model>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">2.9</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <number_images_used>477875</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>
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        <annotation_details>autosharpened map of lm189 bound b2gi complex</annotation_details>
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