2025-07-02 REL PDBe INITIAL_RELEASE REPOSITORY STRUCTURE_SUMMARY em_admin pdbx_entry_details pdbx_modification_feature _em_admin.last_update _pdbx_entry_details.has_protein_modification DATABASE_REFERENCES citation citation_author em_admin _citation.country _citation.journal_abbrev _citation.journal_id_CSD _citation.journal_id_ISSN _citation.pdbx_database_id_DOI _citation.title _citation.year _em_admin.last_update DATABASE_REFERENCES citation citation_author em_admin _em_admin.last_update PDBe PDBe 2023-06-23 2024-05-29 2024-05-29 2025-07-02 iNEXT-Discovery 20311 European Union German Research Foundation (DFG) INST 93/903-1 Germany ST171-bound serotonin 5-HT1A receptor - Gi Protein Complex Schneider J Gmeiner P Rasmussen T Boettcher B MEMBRANE PROTEIN Ullrich A Schneider J Braz JM Neu E Staffen N Stanek M Blahova J Hove T Albert T Allikalt A Lober S Bhardwaj K Rodriguez-Rosado S Fink E Rasmussen T Hubner H Inoue A Shoichet BK Basbaum AI Bottcher B Weikert D Gmeiner P Discovery of a functionally selective serotonin receptor (5-HT 1A R) agonist for the treatment of pain. Sci Adv US 11 eadv9267 eadv9267 2025 40531992 doi:10.1126/sciadv.adv9267 2375-2548 Ullrich A Schneider J Braz JM Neu E Staffen N Stanek M Blahova J Hove T Albert T Allikalt A Lober S Bhardwaj K Rodriguez-Rosado S Fink E Rasmussen T Hubner H Inoue A Shoichet BK Basbaum AJ Bottcher B Weikert D Gmeiner P Discovery of a functionally selective serotonin 5-HT<sub>1A</sub> receptor agonist for the treatment of pain Biorxiv US 2023 doi:10.1101/2023.09.11.557127 2692-8205 EMD-17747 other EM volume
befiradol-bound Serotonin 1A (5-HT1A) receptor - Gi Protein Complex
 8pjk FULLOVERLAP ST171-bound Serotonin 5-HT1A receptor - Gi Protein Complex ST171-bound Serotonin 5-HT1A receptor - Gi Protein Complex 0 1 2 3 4
Complex of human serotonin 5-HT1A receptor and Gi Protein bound to the strong partial agonist ST171
Homo sapiens Guanine nucleotide-binding protein G(i) subunit alpha-1 Homo sapiens 0.040414046999999995 1 Spodoptera frugiperda LEVO MGCTLSAEDKAAVERSKMIDRNLREDGEKAAREVKLLLLGAGESGKNTIVKQMKIIHEAGYSEEECKQYKAVVYSNTIQS IIAIIRAMGRLKIDFGDSARADDARQLFVLAGAAEEGFMTAELAGVIKRLWKDSGVQACFNRSREYQLNDSAAYYLNDLD RIAQPNYIPTQQDVLRTRVKTTGIVETHFTFKDLHFKMFDVGAQRSERKKWIHCFEGVTAIIFCVALSDYDLVLAEDEEM NRMHASMKLFDSICNNKWFTDTSIILFLNKKDLFEEKIKKSPLTICYPEYAGSNTYEEAAAYIQCQFEDLNKRKDTKEIY THFTCSTDTKNVQFVFDAVTDVIIKNNLKDCGLF P63096 Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 Homo sapiens 0.038810352 1 Spodoptera frugiperda LEVO MHHHHHHHHGSSGSELDQLRQEAEQLKNQIRDARKACADATLSQITNNIDPVGRIQMRTRRTLRGHLAKIYAMHWGTDSR LLVSASQDGKLIIWDSYTTNKVHAIPLRSSWVMTCAYAPSGNYVACGGLDNICSIYNLKTREGNVRVSRELAGHTGYLSC CRFLDDNQIVTSSGDTTCALWDIETGQQTTTFTGHTGDVMSLSLAPDTRLFVSGACDASAKLWDVREGMCRQTFTGHESD INAICFFPNGNAFATGSDDATCRLFDLRADQELMTYSHDNIICGITSVSFSKSGRLLLAGYDDFNCNVWDALKADRAGVL AGHDNRVSCLGVTDDGMAVATGSWDSFLKIWN P62873 Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 Homo sapiens 0.007861143 1 Spodoptera frugiperda LEVO MASNNTASIAQARKLVEQLKMEANIDRIKVSKAAADLMAYCEAHAKEDPLLTPVPASENPFREKKFFCAIL P59768 5-hydroxytryptamine receptor 1A Homo sapiens 0.051431578 1 Spodoptera frugiperda LEVO MKTIIALSYIFCLVFADYKDDDDAAAAHHHHHHHHHHENLYFQGMDVLSPGQGNNTTSPPAPFETGGNTTGISDVTVSYQ VITSLLLGTLIFCAVLGNACVVAAIALERSLQNVANYLIGSLAVTDLMVSVLVLPMAALYQVLNKWTLGQVTCDLFIALD VLCCTSSIWHLCAIALDRYWAITDPIDYVNKRTPRRAAALISLTWLIGFLISIPPMLGWRTPEDRSDPDACTISKDHGYT IYSTFGAFYIPLLLMLVLYGRIFRAARFRIRKTVKKVEKTGADTRHGASPAPQPKKSVNGESGSRNWRLGVESKAGGALC ANGAVRQGDDGAALEVIEVHRVGNSKEHLPLPSEAGPTPCAPASFERKNERNAEAKRKMALARERKTVKTLGIIMGTFIL CWLPFFIVALVLPFCESSCHMPTLLGAIINWLGYSNSLLNPVIYAYFNKDFQNAFKKIIKCKFCRQ P08908 CHOLESTEROL 0.000386654 2 CLR 6-[3-[2-(2-methoxyphenoxy)ethylamino]propoxy]-4~{H}-1,4-benzoxazin-3-one 0.000372415 1 ZL9 (2R)-1-(heptadecanoyloxy)-3-{[(R)-hydroxy{[(1R,2R,3R,4R,5S,6R)-2,3,5,6-tetrahydroxy-4-(phosphonooxy)cyclohexyl]oxy}phosphoryl]oxy}propan-2-yl (5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoate 0.0009530809999999999 1 T7M water 1.8015e-05 39 HOH singleParticle particle 1.9 7.4 100.0 NaCl sodium chloride 20.0 HEPES 4-(2-hydroxyethyl)-1-piperazineethanesulfonic acid 0.002 LMNG Lauryl Maltose Neopentyl Glycol 0.0004 CHS Cholesteryl Hemisuccinate
100 mM NaCl, 20 mM HEPES, 0.002% LMNG, 0.0004 CHS
 Quantifoil R0.6/1 GOLD 300 GOLD HOLEY ARRAY GLOW DISCHARGE AIR 0.027 ETHANE 90 277 FEI VITROBOT MARK IV
This sample was monodisperse with a few impurities through dimeric complexes.
 TFS KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 50.0 2.7 0.6 1.8 165000.0 FEI TITAN KRIOS AUTOGRID HOLDER NITROGEN TFS Selectris X 10 FEI FALCON IV (4k x 4k) 1 14500 5.8 80.0 1 9576061 CTFFIND 4 PHASE FLIPPING AND AMPLITUDE CORRECTION C1 FOURIER SPACE 2.4 FSC 0.143 CUT-OFF cryoSPARC 4.0 327198 MAXIMUM LIKELIHOOD cryoSPARC 4.0 MAXIMUM LIKELIHOOD cryoSPARC 4.0 emd_17712.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 400 400 400 0 0 0 400 400 400 336.26 336.26 336.26 90.0 90.0 90.0 X Y Z -2.065592 4.13099 -0.00002791491 0.07227633 0.84065 0.84065 0.84065 0.45 AUTHOR filtered and sharpened map REAL emd_17712_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 400 400 400 0 0 0 400 400 400 336.26 336.26 336.26 90.0 90.0 90.0 X Y Z -0.57242525 1.7206088 -0.000032113752 0.034028392 0.84065 0.84065 0.84065 AUTHOR half map emd_17712_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 400 400 400 0 0 0 400 400 400 336.26 336.26 336.26 90.0 90.0 90.0 X Y Z -0.6051911 1.5614681 -0.000023716068 0.033943325 0.84065 0.84065 0.84065 AUTHOR second half map