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            <date>2026-05-20</date>
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            <header_release>2026-05-20</header_release>
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        <grant_support>
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                <funding_body>Not funded</funding_body>
            </grant_reference>
        </grant_support>
        <title>Buspirone-bound serotonin 5-HT1A receptor - Gi Protein Complex</title>
        <authors_list>
            <author>Schneider J</author>
            <author>Gmeiner P</author>
            <author>Boettcher B</author>
        </authors_list>
        <keywords>Serotonin, GPCR, 5-HT1AR, MEMBRANE PROTEIN</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="false">
                    <author order="1">Schneider J</author>
                    <author order="2">Gmeiner P</author>
                    <title>Buspirone-bound serotonin 5-HT1A receptor - Gi Protein Complex</title>
                    <journal_abbreviation>To Be Published</journal_abbreviation>
                    <external_references type="CSD">0353</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
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                <accession_id>EMD-53561</accession_id>
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                <details>Buspirone-bound serotonin 5-HT1A receptor - Gi Protein Complex</details>
            </db_reference>
        </other_db_list>
    </crossreferences>
    <sample>
        <name>Buspirone-bound serotonin 5-HT1A receptor - Gi Protein Complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Buspirone-bound serotonin 5-HT1A receptor - Gi Protein Complex</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
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                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>4</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>
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                </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>
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            <protein_or_peptide macromolecule_id="2">
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                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.038810352</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>
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LLVSASQDGKLIIWDSYTTNKVHAIPLRSSWVMTCAYAPSGNYVACGGLDNICSIYNLKTREGNVRVSRELAGHTGYLSC
CRFLDDNQIVTSSGDTTCALWDIETGQQTTTFTGHTGDVMSLSLAPDTRLFVSGACDASAKLWDVREGMCRQTFTGHESD
INAICFFPNGNAFATGSDDATCRLFDLRADQELMTYSHDNIICGITSVSFSKSGRLLLAGYDDFNCNVWDALKADRAGVL
AGHDNRVSCLGVTDDGMAVATGSWDSFLKIWN</string>
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                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
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                </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>
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                <natural_source database="NCBI">
                    <organism ncbi="9606">Homo sapiens</organism>
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                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="7108">Spodoptera frugiperda</recombinant_organism>
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                <enantiomer>LEVO</enantiomer>
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VITSLLLGTLIFCAVLGNACVVAAIALERSLQNVANYLIGSLAVTDLMVSVLVLPMAALYQVLNKWTLGQVTCDLFIALD
VLCCTSSIWHLCAIALDRYWAITDPIDYVNKRTPRRAAALISLTWLIGFLISIPPMLGWRTPEDRSDPDACTISKDHGYT
IYSTFGAFYIPLLLMLVLYGRIFRAARFRIRKTVKKVEKTGADTRHGASPAPQPKKSVNGESGSRNWRLGVESKAGGALC
ANGAVRQGDDGAALEVIEVHRVGNSKEHLPLPSEAGPTPCAPASFERKNERNAEAKRKMALARERKTVKTLGIIMGTFIL
CWLPFFIVALVLPFCESSCHMPTLLGAIINWLGYSNSLLNPVIYAYFNKDFQNAFKKIIKCKFCRQ</string>
                    <external_references type="UNIPROTKB">P08908</external_references>
                </sequence>
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                <molecular_weight>
                    <theoretical units="MDa">0.000385503</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>YLX</formula>
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                <number_of_copies>1</number_of_copies>
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                <number_of_copies>1</number_of_copies>
                <formula>T7M</formula>
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