2025-05-31_00000109|hard|9FFL

Cryo-EM structure of the alpha1beta3 GABA(A) receptor in complex with GABA and Mb25 in the short-lived symmetric pre-active state; Electron microscopy 2.80Å
Protein #1 411 residues (82% resolved)

MDEKTTGWRGGHVVEGLAGELEQLRARLEHHPQGQREPDYDIPTTENLYFQGTGQPSQDELKDNTTVFTRILDRLLDGYDNRLRPGLGERVTEVKTDIFVTSFGPVSDHDMEYTIDVFFRQSWKDERLKFKGPMTVLRLNNLMASKIWTPDTFFHNGKKSVAHNMTMPNKLLRITEDGTLLYTMRLTVRAECPMHLEDFPMDAHACPLKFGSYAYTRAEVVYEWTREPARSVVVAEDGSRLNQYDLLGQTVDSGIVQSSTGEYVVMTTHFHLKRKIGYFVIQTYLPCIMTVILSQVSFWLNRESVPARTVFGVTTVLTMTTLSISARNSLPKVAYATAMDWFIAVCYAFVFSALIEFATVNYFTKSQPARAAKIDRLSRIAFPLLFGIFNLVYWATYLNREPQLKAPTPHQ

MDEKTTGWRGGHVVEGLAGELEQLRARLEHHPQGQREPDYDIPTTENLYFQGTGQPSQDELKDNTTVFTRILDRLLDGYDNRLRPGLGERVTEVKTDIFVTSFGPVSDHDMEYTIDVFFRQSWKDERLKFKGPMTVLRLNNLMASKIWTPDTFFHNGKKSVAHNMTMPNKLLRITEDGTLLYTMRLTVRAECPMHLEDFPMDAHACPLKFGSYAYTRAEVVYEWTREPARSVVVAEDGSRLNQYDLLGQTVDSGIVQSSTGEYVVMTTHFHLKRKIGYFVIQTYLPCIMTVILSQVSFWLNRESVPARTVFGVTTVLTMTTLSISARNSLPKVAYATAMDWFIAVCYAFVFSALIEFATVNYFTKSQPARAAKIDRLSRIAFPLLFGIFNLVYWATYLNREPQLKAPTPHQ
Protein #2 395 residues (84% resolved)

MDEKTTGWRGGHVVEGLAGELEQLRARLEHHPQGQREPDYDIPTTENLYFQGTGQSVNDPGNMSFVKETVDKLLKGYDIRLRPDFGGPPVCVGMNIDIASIDMVSEVNMDYTLTMYFQQYWRDKRLAYSGIPLNLTLDNRVADQLWVPDTYFLNDKKSFVHGVTVKNRMIRLHPDGTVLYGLRITTTAACMMDLRRYPLDEQNCTLEIESYGYTTDDIEFYWRGGDKAVTGVERIELPQFSIVEHRLVSRNVVFATGAYPRLSLSFRLKRNIGYFILQTYMPSILITILSWVSFWINYDASAARVALGITTVLTMTTINTHLRETLPKIPYVKAIDMYLMGCFVFVFLALLEYAFVNYIFFSQPARAAAIDRWSRIVFPFTFSLFNLVYWLYYVN

MDEKTTGWRGGHVVEGLAGELEQLRARLEHHPQGQREPDYDIPTTENLYFQGTGQSVNDPGNMSFVKETVDKLLKGYDIRLRPDFGGPPVCVGMNIDIASIDMVSEVNMDYTLTMYFQQYWRDKRLAYSGIPLNLTLDNRVADQLWVPDTYFLNDKKSFVHGVTVKNRMIRLHPDGTVLYGLRITTTAACMMDLRRYPLDEQNCTLEIESYGYTTDDIEFYWRGGDKAVTGVERIELPQFSIVEHRLVSRNVVFATGAYPRLSLSFRLKRNIGYFILQTYMPSILITILSWVSFWINYDASAARVALGITTVLTMTTINTHLRETLPKIPYVKAIDMYLMGCFVFVFLALLEYAFVNYIFFSQPARAAAIDRWSRIVFPFTFSLFNLVYWLYYVN
Protein #3 522 residues (22% resolved)

QVQLVESGGGLVQTKTTTSVIDTTNDAQNLLTQAQTIVNTLKDYCPILIAKSSSSNGGTNNANTPSWQTAGGGKNSCATFGAEFSAASDMINNAQKIVQETQQLSANQPKNITQPHNLNLNSPSSLTALAQKMLKNAQSQAEILKLANQVESDFNKLSSGHLKDYIGKCDASAISSANMTMQNQKNNWGNGCAGVEETQSLLKTSAADFNNQTPQINQAQNLANTLIQELGNNTYEQLSRLLTNDNGTNSKTSAQAINQAVNNLNERAKTLAGGTTNSPAYQATLLALRSVLGLWNSMGYAVICGGYTKSPGENNQKDFHYTDENGNGTTINCGGSTNSNGTHSYNGTNTLKADKNVSLSIEQYEKIHEAYQILSKALKQAGLAPLNSKGEKLEAHVTTSKYGSLRLSCAASGHTFNYPIMGWFRQAPGKEREFVGAISWSGGSTSYADSVKDRFTISRDNAKNTVYLEMNNLKPEDTAVYYCAAKGRYSGGLYYPTNYDYWGQGTQVTVSSHHHHHHEPEA

QVQLVESGGGLVQTKTTTSVIDTTNDAQNLLTQAQTIVNTLKDYCPILIAKSSSSNGGTNNANTPSWQTAGGGKNSCATFGAEFSAASDMINNAQKIVQETQQLSANQPKNITQPHNLNLNSPSSLTALAQKMLKNAQSQAEILKLANQVESDFNKLSSGHLKDYIGKCDASAISSANMTMQNQKNNWGNGCAGVEETQSLLKTSAADFNNQTPQINQAQNLANTLIQELGNNTYEQLSRLLTNDNGTNSKTSAQAINQAVNNLNERAKTLAGGTTNSPAYQATLLALRSVLGLWNSMGYAVICGGYTKSPGENNQKDFHYTDENGNGTTINCGGSTNSNGTHSYNGTNTLKADKNVSLSIEQYEKIHEAYQILSKALKQAGLAPLNSKGEKLEAHVTTSKYGSLRLSCAASGHTFNYPIMGWFRQAPGKEREFVGAISWSGGSTSYADSVKDRFTISRDNAKNTVYLEMNNLKPEDTAVYYCAAKGRYSGGLYYPTNYDYWGQGTQVTVSSHHHHHHEPEA
Non polymer #4 ABU

InChI=1S/C4H9NO2/c5-3-1-2-4(6)7/h1-3,5H2,(H,6,7)

C(CC(=O)O)CN
Non polymer #5 CL

InChI=1S/ClH/h1H/p-1

[Cl-]
Non polymer #6 D10

InChI=1S/C10H22/c1-3-5-7-9-10-8-6-4-2/h3-10H2,1-2H3

CCCCCCCCCC
Non polymer #7 POV

InChI=1S/C42H82NO8P/c1-6-8-10-12-14-16-18-20-21-23-25-27-29-31-33-35-42(45)51-40(39-50-52(46,47)49-37-36-43(3,4)5)38-48-41(44)34-32-30-28-26-24-22-19-17-15-13-11-9-7-2/h20-21,40H,6-19,22-39H2,1-5H3/b21-20-/t40-/m0/s1

CCCCCCCCCCCCCCCC(=O)OC[C@@H](CO[P@](=O)([O-])OCC[N+](C)(C)C)OC(=O)CCCCCCC/C=CCCCCCCCC
Non polymer #8 R16

InChI=1S/C16H34/c1-3-5-7-9-11-13-15-16-14-12-10-8-6-4-2/h3-16H2,1-2H3

CCCCCCCCCCCCCCCC
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Reference